[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-forge
Branch: master
Commit: 51d743ba32f3e45b61ab257c484c33f2b3ba5d14
URL:
http://git.xenomai.org/?p=xenomai-forge.git;a=commit;h=51d743ba32f3e45b61ab257c484c33f2b3ba5d14
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 45 +---
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 365 -
11 files changed, 197 insertions(+), 299 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..4ddd045 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,54 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
-extern struct xnsys_ppd __xnsys_global_ppd;
-
-static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
-{
- struct xnshadow_ppd *ppd;
-
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
- return &__xnsys_global_ppd;
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
- return container_of(ppd, struct xnsys_ppd, ppd);
-}
+extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnsys_ppd *ppd;
- spl_t s;
+ struct xnshadow_process *ppd;
- xnlock_get_irqsave(&nklock, s);
- ppd = __xnsys_ppd_get(global);
- xnlock_put_irqrestore(&nklock, s);
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
+ return &__xnsys_global_ppd;
- return ppd;
+ return &ppd->sys_ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-forge
Branch: next
Commit: 51d743ba32f3e45b61ab257c484c33f2b3ba5d14
URL:
http://git.xenomai.org/?p=xenomai-forge.git;a=commit;h=51d743ba32f3e45b61ab257c484c33f2b3ba5d14
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 45 +---
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 365 -
11 files changed, 197 insertions(+), 299 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..4ddd045 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,54 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
-extern struct xnsys_ppd __xnsys_global_ppd;
-
-static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
-{
- struct xnshadow_ppd *ppd;
-
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
- return &__xnsys_global_ppd;
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
- return container_of(ppd, struct xnsys_ppd, ppd);
-}
+extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnsys_ppd *ppd;
- spl_t s;
+ struct xnshadow_process *ppd;
- xnlock_get_irqsave(&nklock, s);
- ppd = __xnsys_ppd_get(global);
- xnlock_put_irqrestore(&nklock, s);
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
+ return &__xnsys_global_ppd;
- return ppd;
+ return &ppd->sys_ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_in
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 51d743ba32f3e45b61ab257c484c33f2b3ba5d14
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=51d743ba32f3e45b61ab257c484c33f2b3ba5d14
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 45 +---
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 365 -
11 files changed, 197 insertions(+), 299 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..4ddd045 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,54 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
-extern struct xnsys_ppd __xnsys_global_ppd;
-
-static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
-{
- struct xnshadow_ppd *ppd;
-
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
- return &__xnsys_global_ppd;
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
- return container_of(ppd, struct xnsys_ppd, ppd);
-}
+extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnsys_ppd *ppd;
- spl_t s;
+ struct xnshadow_process *ppd;
- xnlock_get_irqsave(&nklock, s);
- ppd = __xnsys_ppd_get(global);
- xnlock_put_irqrestore(&nklock, s);
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
+ return &__xnsys_global_ppd;
- return ppd;
+ return &ppd->sys_ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_i
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 0d6a28ef0eb42c87c99a25434eb875e6f2138c6f
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=0d6a28ef0eb42c87c99a25434eb875e6f2138c6f
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 31 +--
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 365 -
11 files changed, 196 insertions(+), 286 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..b0de75a 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,42 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
+
extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnshadow_process *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return &ppd->sys_ppd;
}
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_info.h
@@ -20,17 +20,17 @@
#define _COBALT_IPIPE_THREAD_INFO_H
struct xnthread;
-struct mm_struct;
+struct xnshadow_process;
struct ipipe_threadinfo {
struct xnthread *thread;
- struct mm_struct *mm;
+ struct xnshadow_process *process;
};
static inline void __ipipe_init_threadinfo(struct ipipe_
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 7287e46a52a9f9f6d5e6c8a508b26031df986007
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=7287e46a52a9f9f6d5e6c8a508b26031df986007
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 31 +--
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 365 -
11 files changed, 196 insertions(+), 286 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..b0de75a 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,42 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
+
extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnshadow_process *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return &ppd->sys_ppd;
}
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_info.h
@@ -20,17 +20,17 @@
#define _COBALT_IPIPE_THREAD_INFO_H
struct xnthread;
-struct mm_struct;
+struct xnshadow_process;
struct ipipe_threadinfo {
struct xnthread *thread;
- struct mm_struct *mm;
+ struct xnshadow_process *process;
};
static inline void __ipipe_init_threadinfo(struct ipipe_
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 3756d381e6ac5b36718b670f0a34e2068945ea8f
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=3756d381e6ac5b36718b670f0a34e2068945ea8f
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 31 +--
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 25 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 369 -
11 files changed, 196 insertions(+), 290 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 937f998..b0de75a 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -26,42 +26,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
+
extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *__xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnshadow_process *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return &ppd->sys_ppd;
}
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_info.h
@@ -20,17 +20,17 @@
#define _COBALT_IPIPE_THREAD_INFO_H
struct xnthread;
-struct mm_struct;
+struct xnshadow_process;
struct ipipe_threadinfo {
struct xnthread *thread;
- struct mm_struct *mm;
+ struct xnshadow_process *process;
};
static inline void __ipipe_init_threadinfo(struct ipipe_
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 1be469d0a177a79591debc9cd2da00b8e98895d4
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=1be469d0a177a79591debc9cd2da00b8e98895d4
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 31 +--
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 380 -
12 files changed, 196 insertions(+), 297 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..c4cce3f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,42 +25,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
+
extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnshadow_process *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return &ppd->sys_ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be vali
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 7ff57e0635f94eaf4ef606941b7fe48589f2f80b
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=7ff57e0635f94eaf4ef606941b7fe48589f2f80b
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the pointer to ppds in the ipipe_threadinfo structure in order to
avoid the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 31 +--
include/cobalt/kernel/shadow.h| 22 +-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 379 -
12 files changed, 195 insertions(+), 297 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..c4cce3f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,42 +25,35 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
+#define NR_PERSONALITIES 4
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
char *exe_path;
};
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *priv[NR_PERSONALITIES];
+ struct hlist_node hlink;
+ struct xnsys_ppd sys_ppd;
+};
+
extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnshadow_process *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return &ppd->sys_ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..0b18aa0 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,8 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+struct xnshadow_process;
struct xnpersonality {
const char *name;
@@ -39,8 +40,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +61,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be vali
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: e074d13e7d0be31e6f0c50cb0ff257d8f173b193
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=e074d13e7d0be31e6f0c50cb0ff257d8f173b193
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the ppd in the ipipe_threadinfo structure in order to avoid
the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 24 +--
include/cobalt/kernel/shadow.h| 28 ++-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 335 -
12 files changed, 172 insertions(+), 275 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..20d6a6f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,26 +25,10 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
-
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
@@ -55,12 +39,12 @@ extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnsys_ppd *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..7daa318 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,14 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+#define NR_PERSONALITIES 4
+
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *arg[NR_PERSONALITIES];
+ struct hlist_node hlink;
+};
struct xnpersonality {
const char *name;
@@ -39,8 +46,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *arg);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +67,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be valid after we dropped the lock.
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobal
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: d8e92ca5f4b3c43564ee2c5ce3a516d76a37b29c
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=d8e92ca5f4b3c43564ee2c5ce3a516d76a37b29c
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the ppd in the ipipe_threadinfo structure in order to avoid
the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 24 +--
include/cobalt/kernel/shadow.h| 28 ++-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 335 -
12 files changed, 172 insertions(+), 275 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..20d6a6f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,26 +25,10 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
-
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
@@ -55,12 +39,12 @@ extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnsys_ppd *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..db5661b 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,14 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+#define NR_PERSONALITIES 4
+
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *arg[NR_PERSONALITIES];
+ struct hlist_node hlink;
+};
struct xnpersonality {
const char *name;
@@ -39,8 +46,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *ppd);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +67,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be valid after we dropped the lock.
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobal
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 1c3504760f67f8b6e6a7950bd1a080b5455bc6d8
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=1c3504760f67f8b6e6a7950bd1a080b5455bc6d8
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the ppd in the ipipe_threadinfo structure in order to avoid
the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 24 +--
include/cobalt/kernel/shadow.h| 28 ++-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 335 -
12 files changed, 172 insertions(+), 275 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..20d6a6f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,26 +25,10 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
-
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
@@ -55,12 +39,12 @@ extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnsys_ppd *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..db5661b 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,14 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+#define NR_PERSONALITIES 4
+
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *arg[NR_PERSONALITIES];
+ struct hlist_node hlink;
+};
struct xnpersonality {
const char *name;
@@ -39,8 +46,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *ppd);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +67,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be valid after we dropped the lock.
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobal
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: ba5a274a2391fbfa657f63da961a1cdd0514a513
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=ba5a274a2391fbfa657f63da961a1cdd0514a513
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the ppd in the ipipe_threadinfo structure in order to avoid
the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 24 +--
include/cobalt/kernel/shadow.h| 28 ++-
kernel/cobalt/debug.c |3 -
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h| 18 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |8 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 332 +++--
12 files changed, 170 insertions(+), 274 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..20d6a6f 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -25,26 +25,10 @@
#include
#include
-struct mm_struct;
-
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
-
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_private_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
@@ -55,12 +39,12 @@ extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ struct xnsys_ppd *ppd;
- if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
+ if (global || (ppd = xnshadow_private_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..db5661b 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,14 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+#define NR_PERSONALITIES 4
+
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *arg[NR_PERSONALITIES];
+ struct hlist_node hlink;
+};
struct xnpersonality {
const char *name;
@@ -39,8 +46,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *ppd);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +67,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/debug.c b/kernel/cobalt/debug.c
index 226c5ee..10fbb53 100644
--- a/kernel/cobalt/debug.c
+++ b/kernel/cobalt/debug.c
@@ -618,11 +618,8 @@ void xndebug_shadow_init(struct xnthread *thread)
{
struct xnsys_ppd *sys_ppd;
size_t len;
- spl_t s;
- xnlock_get_irqsave(&nklock, s);
sys_ppd = xnsys_ppd_get(0);
- xnlock_put_irqrestore(&nklock, s);
/*
* The caller is current, so we know for sure that sys_ppd
* will still be valid after we dropped the lock.
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobal
[Xenomai-git] Gilles Chanteperdrix : cobalt: replace ppd mechanism
Module: xenomai-gch
Branch: for-forge
Commit: 6f08a432956400f3ebb7ffe5b2963caf61ac36bf
URL:
http://git.xenomai.org/?p=xenomai-gch.git;a=commit;h=6f08a432956400f3ebb7ffe5b2963caf61ac36bf
Author: Gilles Chanteperdrix
Date: Tue Jan 7 00:19:59 2014 +0100
cobalt: replace ppd mechanism
Store the ppd in the ipipe_threadinfo structure in order to avoid
the hash lookup most of the time.
---
include/cobalt/kernel/ppd.h | 20 +--
include/cobalt/kernel/shadow.h| 28 +--
kernel/cobalt/include/ipipe/thread_info.h |6 +-
kernel/cobalt/posix/internal.h|8 +-
kernel/cobalt/posix/nsem.c|3 +-
kernel/cobalt/posix/process.h |1 -
kernel/cobalt/posix/syscall.c | 10 +-
kernel/cobalt/rtdm/core.c |5 +-
kernel/cobalt/rtdm/internal.h |2 -
kernel/cobalt/rtdm/syscall.c |9 +-
kernel/cobalt/shadow.c| 280 +++--
11 files changed, 148 insertions(+), 224 deletions(-)
diff --git a/include/cobalt/kernel/ppd.h b/include/cobalt/kernel/ppd.h
index 05e32b3..2bf5637 100644
--- a/include/cobalt/kernel/ppd.h
+++ b/include/cobalt/kernel/ppd.h
@@ -27,24 +27,10 @@
struct mm_struct;
-struct xnshadow_ppd_key {
- unsigned long muxid;
- struct mm_struct *mm;
-};
-
-struct xnshadow_ppd {
- struct xnshadow_ppd_key key;
- struct list_head link;
-};
-
-#define xnshadow_ppd_muxid(ppd) ((ppd)->key.muxid)
-#define xnshadow_ppd_mm(ppd)((ppd)->key.mm)
-
/* Called with nklock locked irqs off. */
-struct xnshadow_ppd *xnshadow_ppd_get(unsigned int muxid);
+void *xnshadow_ppd_get(unsigned int muxid);
struct xnsys_ppd {
- struct xnshadow_ppd ppd;
struct xnheap sem_heap;
unsigned long mayday_addr;
atomic_t refcnt;
@@ -55,12 +41,12 @@ extern struct xnsys_ppd __xnsys_global_ppd;
static inline struct xnsys_ppd *xnsys_ppd_get(int global)
{
- struct xnshadow_ppd *ppd;
+ void *ppd;
if (global || (ppd = xnshadow_ppd_get(0)) == NULL)
return &__xnsys_global_ppd;
- return container_of(ppd, struct xnsys_ppd, ppd);
+ return ppd;
}
#endif /* _COBALT_KERNEL_PPD_H */
diff --git a/include/cobalt/kernel/shadow.h b/include/cobalt/kernel/shadow.h
index 6423332..4d171eb 100644
--- a/include/cobalt/kernel/shadow.h
+++ b/include/cobalt/kernel/shadow.h
@@ -30,7 +30,14 @@ struct timespec;
struct timeval;
struct completion;
struct module;
-struct xnshadow_ppd;
+
+#define NR_PERSONALITIES 4
+
+struct xnshadow_process {
+ struct mm_struct *mm;
+ void *ppd[NR_PERSONALITIES];
+ struct hlist_node hlink;
+};
struct xnpersonality {
const char *name;
@@ -39,8 +46,8 @@ struct xnpersonality {
struct xnsyscall *syscalls;
atomic_t refcnt;
struct {
- struct xnshadow_ppd *(*attach_process)(void);
- void (*detach_process)(struct xnshadow_ppd *ppd);
+ void *(*attach_process)(void);
+ void (*detach_process)(void *ppd);
struct xnpersonality *(*map_thread)(struct xnthread *thread);
struct xnpersonality *(*relax_thread)(struct xnthread *thread);
struct xnpersonality *(*harden_thread)(struct xnthread *thread);
@@ -60,20 +67,21 @@ static inline struct xnthread *xnshadow_thread(struct
task_struct *p)
return ipipe_task_threadinfo(p)->thread;
}
-static inline struct mm_struct *xnshadow_current_mm(void)
+static inline struct xnshadow_process *xnshadow_current_process(void)
{
- return ipipe_current_threadinfo()->mm;
+ return ipipe_current_threadinfo()->process;
}
-static inline struct mm_struct *xnshadow_swap_mm(struct mm_struct *mm)
+static inline struct xnshadow_process *
+xnshadow_swap_process(struct xnshadow_process *process)
{
struct ipipe_threadinfo *p = ipipe_current_threadinfo();
- struct mm_struct *oldmm;
+ struct xnshadow_process *old;
- oldmm = p->mm;
- p->mm = mm;
+ old = p->process;
+ p->process = process;
- return oldmm;
+ return old;
}
int xnshadow_mount(void);
diff --git a/kernel/cobalt/include/ipipe/thread_info.h
b/kernel/cobalt/include/ipipe/thread_info.h
index 4fec9dc..ebecfc8 100644
--- a/kernel/cobalt/include/ipipe/thread_info.h
+++ b/kernel/cobalt/include/ipipe/thread_info.h
@@ -20,17 +20,17 @@
#define _COBALT_IPIPE_THREAD_INFO_H
struct xnthread;
-struct mm_struct;
+struct xnshadow_process;
struct ipipe_threadinfo {
struct xnthread *thread;
- struct mm_struct *mm;
+ struct xnshadow_process *process;
};
static inline void __ipipe_init_threadinfo(struct ipipe_threadinfo *p)
{
p->thread = NULL;
- p->mm = NULL;
+ p->process = NULL;
}
#endif /* !_COBALT_IPIPE_THREAD_INFO_H */
diff --git a/kernel/cobalt/posix/internal.h b/kernel/cobalt/posix/internal.h
index bf
