Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c37a33035720a0faf1f609dc7c2c07080ed83629
Commit: c37a33035720a0faf1f609dc7c2c07080ed83629
Parent: 52fda4870e74b43fa5ef5171cc89ac40e5b53ed1
Author: Hirokazu Takata <[EMAIL PROTECTED]>
AuthorDate: Wed Sep 12 17:51:35 2007 +0900
Committer: Hirokazu Takata <[EMAIL PROTECTED]>
CommitDate: Wed Nov 28 01:24:04 2007 +0900
m32r: Update sys_rt_sigsuspend
Update sys_rt_sigsuspend() of arch/m32r/signal.c.
This modification is derived from generic one of kernel/signal.c.
Signed-off-by: Hirokazu Takata <[EMAIL PROTECTED]>
---
arch/m32r/kernel/signal.c | 17 +++++++----------
include/asm-m32r/thread_info.h | 11 ++++++++---
2 files changed, 15 insertions(+), 13 deletions(-)
diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c
index a753d79..1812454 100644
--- a/arch/m32r/kernel/signal.c
+++ b/arch/m32r/kernel/signal.c
@@ -36,7 +36,7 @@ sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize,
unsigned long r2, unsigned long r3, unsigned long r4,
unsigned long r5, unsigned long r6, struct pt_regs *regs)
{
- sigset_t saveset, newset;
+ sigset_t newset;
/* XXX: Don't preclude handling different sized sigset_t's. */
if (sigsetsize != sizeof(sigset_t))
@@ -44,21 +44,18 @@ sys_rt_sigsuspend(sigset_t __user *unewset, size_t
sigsetsize,
if (copy_from_user(&newset, unewset, sizeof(newset)))
return -EFAULT;
- sigdelsetmask(&newset, ~_BLOCKABLE);
+ sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP));
spin_lock_irq(¤t->sighand->siglock);
- saveset = current->blocked;
+ current->saved_sigmask = current->blocked;
current->blocked = newset;
recalc_sigpending();
spin_unlock_irq(¤t->sighand->siglock);
- regs->r0 = -EINTR;
- while (1) {
- current->state = TASK_INTERRUPTIBLE;
- schedule();
- if (do_signal(regs, &saveset))
- return regs->r0;
- }
+ current->state = TASK_INTERRUPTIBLE;
+ schedule();
+ set_thread_flag(TIF_RESTORE_SIGMASK);
+ return -ERESTARTNOHAND;
}
asmlinkage int
diff --git a/include/asm-m32r/thread_info.h b/include/asm-m32r/thread_info.h
index c039820..1effcd0 100644
--- a/include/asm-m32r/thread_info.h
+++ b/include/asm-m32r/thread_info.h
@@ -149,16 +149,21 @@ static inline unsigned int get_thread_fault_code(void)
#define TIF_NEED_RESCHED 2 /* rescheduling necessary */
#define TIF_SINGLESTEP 3 /* restore singlestep on return to user
mode */
#define TIF_IRET 4 /* return with iret */
-#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling
TIF_NEED_RESCHED */
- /* 31..28 fault code */
-#define TIF_MEMDIE 17
+#define TIF_RESTORE_SIGMASK 8 /* restore signal mask in do_signal() */
+#define TIF_USEDFPU 16 /* FPU was used by this task this
quantum (SMP) */
+#define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling
TIF_NEED_RESCHED */
+#define TIF_MEMDIE 18 /* OOM killer killed process */
+#define TIF_FREEZE 19 /* is freezing for suspend */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
#define _TIF_SIGPENDING (1<<TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)
#define _TIF_IRET (1<<TIF_IRET)
+#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK)
+#define _TIF_USEDFPU (1<<TIF_USEDFPU)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
+#define _TIF_FREEZE (1<<TIF_FREEZE)
#define _TIF_WORK_MASK 0x0000FFFE /* work to do on
interrupt/exception return */
#define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to
u-space */
-
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