Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ca5cd877ae699e758e6f26efc11b01bf6631d427
Commit:     ca5cd877ae699e758e6f26efc11b01bf6631d427
Parent:     2a397e82c7db18019e408f953dd58dc1963a328c
Author:     Al Viro <[EMAIL PROTECTED]>
AuthorDate: Mon Oct 29 04:31:16 2007 +0000
Committer:  Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Mon Oct 29 07:41:32 2007 -0700

    x86 merge fallout: uml
    
    Don't undef __i386__/__x86_64__ in uml anymore, make sure that (few) places
    that required adjusting the ifdefs got those.
    
    Signed-off-by: Al Viro <[EMAIL PROTECTED]>
    Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
 arch/um/Makefile-i386     |    3 +--
 arch/um/Makefile-x86_64   |    5 +----
 drivers/char/mem.c        |    4 ++--
 drivers/md/raid6algos.c   |    4 ++--
 drivers/md/raid6mmx.c     |    2 +-
 drivers/md/raid6sse1.c    |    2 +-
 drivers/md/raid6sse2.c    |    4 ++--
 drivers/md/raid6x86.h     |    2 +-
 include/asm-um/unistd.h   |    1 -
 include/linux/eventpoll.h |    7 +------
 kernel/signal.c           |    2 +-
 11 files changed, 13 insertions(+), 23 deletions(-)

diff --git a/arch/um/Makefile-i386 b/arch/um/Makefile-i386
index 0178df3..08433f8 100644
--- a/arch/um/Makefile-i386
+++ b/arch/um/Makefile-i386
@@ -9,6 +9,7 @@ ELF_ARCH                := $(SUBARCH)
 ELF_FORMAT             := elf32-$(SUBARCH)
 OBJCOPYFLAGS           := -O binary -R .note -R .comment -S
 HEADER_ARCH            := x86
+CHECKFLAGS     += -D__i386__
 
 ifeq ("$(origin SUBARCH)", "command line")
 ifneq ("$(shell uname -m | sed -e s/i.86/i386/)", "$(SUBARCH)")
@@ -26,8 +27,6 @@ AFLAGS                        += -DCONFIG_X86_32
 CONFIG_X86_32          := y
 export CONFIG_X86_32
 
-ARCH_KERNEL_DEFINES += -U__$(SUBARCH)__ -U$(SUBARCH)
-
 # First of all, tune CFLAGS for the specific CPU. This actually sets cflags-y.
 include $(srctree)/arch/i386/Makefile.cpu
 
diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index fe5316f..8ed362f 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -6,12 +6,9 @@ START := 0x60000000
 
 _extra_flags_ = -fno-builtin -m64
 
-#We #undef __x86_64__ for kernelspace, not for userspace where
-#it's needed for headers to work!
-ARCH_KERNEL_DEFINES = -U__$(SUBARCH)__
 KBUILD_CFLAGS += $(_extra_flags_)
 
-CHECKFLAGS  += -m64
+CHECKFLAGS  += -m64 -D__x86_64__
 KBUILD_AFLAGS += -m64
 LDFLAGS += -m elf_x86_64
 KBUILD_CPPFLAGS += -m64
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 0e937f6..20070b7 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -41,7 +41,7 @@
  */
 static inline int uncached_access(struct file *file, unsigned long addr)
 {
-#if defined(__i386__)
+#if defined(__i386__) && !defined(__arch_um__)
        /*
         * On the PPro and successors, the MTRRs are used to set
         * memory types for physical addresses outside main memory,
@@ -57,7 +57,7 @@ static inline int uncached_access(struct file *file, unsigned 
long addr)
                  test_bit(X86_FEATURE_CYRIX_ARR, boot_cpu_data.x86_capability) 
||
                  test_bit(X86_FEATURE_CENTAUR_MCR, 
boot_cpu_data.x86_capability) )
          && addr >= __pa(high_memory);
-#elif defined(__x86_64__)
+#elif defined(__x86_64__) && !defined(__arch_um__)
        /* 
         * This is broken because it can generate memory type aliases,
         * which can cause cache corruptions
diff --git a/drivers/md/raid6algos.c b/drivers/md/raid6algos.c
index 9265761..77a6e4b 100644
--- a/drivers/md/raid6algos.c
+++ b/drivers/md/raid6algos.c
@@ -52,7 +52,7 @@ const struct raid6_calls * const raid6_algos[] = {
        &raid6_intx16,
        &raid6_intx32,
 #endif
-#if defined(__i386__)
+#if defined(__i386__) && !defined(__arch_um__)
        &raid6_mmxx1,
        &raid6_mmxx2,
        &raid6_sse1x1,
@@ -60,7 +60,7 @@ const struct raid6_calls * const raid6_algos[] = {
        &raid6_sse2x1,
        &raid6_sse2x2,
 #endif
-#if defined(__x86_64__)
+#if defined(__x86_64__) && !defined(__arch_um__)
        &raid6_sse2x1,
        &raid6_sse2x2,
        &raid6_sse2x4,
diff --git a/drivers/md/raid6mmx.c b/drivers/md/raid6mmx.c
index 6181a5a..d4e4a1b 100644
--- a/drivers/md/raid6mmx.c
+++ b/drivers/md/raid6mmx.c
@@ -16,7 +16,7 @@
  * MMX implementation of RAID-6 syndrome functions
  */
 
-#if defined(__i386__)
+#if defined(__i386__) && !defined(__arch_um__)
 
 #include "raid6.h"
 #include "raid6x86.h"
diff --git a/drivers/md/raid6sse1.c b/drivers/md/raid6sse1.c
index f0a1ba8..0666237 100644
--- a/drivers/md/raid6sse1.c
+++ b/drivers/md/raid6sse1.c
@@ -21,7 +21,7 @@
  * worthwhile as a separate implementation.
  */
 
-#if defined(__i386__)
+#if defined(__i386__) && !defined(__arch_um__)
 
 #include "raid6.h"
 #include "raid6x86.h"
diff --git a/drivers/md/raid6sse2.c b/drivers/md/raid6sse2.c
index 0f01976..b034ad8 100644
--- a/drivers/md/raid6sse2.c
+++ b/drivers/md/raid6sse2.c
@@ -17,7 +17,7 @@
  *
  */
 
-#if defined(__i386__) || defined(__x86_64__)
+#if (defined(__i386__) || defined(__x86_64__)) && !defined(__arch_um__)
 
 #include "raid6.h"
 #include "raid6x86.h"
@@ -161,7 +161,7 @@ const struct raid6_calls raid6_sse2x2 = {
 
 #endif
 
-#ifdef __x86_64__
+#if defined(__x86_64__) && !defined(__arch_um__)
 
 /*
  * Unrolled-by-4 SSE2 implementation
diff --git a/drivers/md/raid6x86.h b/drivers/md/raid6x86.h
index 9111950..99fea7a 100644
--- a/drivers/md/raid6x86.h
+++ b/drivers/md/raid6x86.h
@@ -19,7 +19,7 @@
 #ifndef LINUX_RAID_RAID6X86_H
 #define LINUX_RAID_RAID6X86_H
 
-#if defined(__i386__) || defined(__x86_64__)
+#if (defined(__i386__) || defined(__x86_64__)) && !defined(__arch_um__)
 
 #ifdef __KERNEL__ /* Real code */
 
diff --git a/include/asm-um/unistd.h b/include/asm-um/unistd.h
index 732c83f..38bd9d9 100644
--- a/include/asm-um/unistd.h
+++ b/include/asm-um/unistd.h
@@ -14,7 +14,6 @@ extern int um_execve(const char *file, char *const argv[], 
char *const env[]);
 
 #ifdef __KERNEL__
 /* We get __ARCH_WANT_OLD_STAT and __ARCH_WANT_STAT64 from the base arch */
-#define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
 #define __ARCH_WANT_SYS_ALARM
 #define __ARCH_WANT_SYS_GETHOSTNAME
diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h
index d2a96cb..cf79853 100644
--- a/include/linux/eventpoll.h
+++ b/include/linux/eventpoll.h
@@ -32,18 +32,13 @@
  * On x86-64 make the 64bit structure have the same alignment as the
  * 32bit structure. This makes 32bit emulation easier.
  *
- * UML/x86_64 needs the same packing as x86_64 - UML + UML_X86 +
- * 64_BIT adds up to UML/x86_64.
+ * UML/x86_64 needs the same packing as x86_64
  */
 #ifdef __x86_64__
 #define EPOLL_PACKED __attribute__((packed))
 #else
-#if defined(CONFIG_UML) && defined(CONFIG_UML_X86) && defined(CONFIG_64BIT)
-#define EPOLL_PACKED __attribute__((packed))
-#else
 #define EPOLL_PACKED
 #endif
-#endif
 
 struct epoll_event {
        __u32 events;
diff --git a/kernel/signal.c b/kernel/signal.c
index 1200630..4537bdd 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -732,7 +732,7 @@ static void print_fatal_signal(struct pt_regs *regs, int 
signr)
        printk("%s/%d: potentially unexpected fatal signal %d.\n",
                current->comm, task_pid_nr(current), signr);
 
-#ifdef __i386__
+#if defined(__i386__) && !defined(__arch_um__)
        printk("code at %08lx: ", regs->eip);
        {
                int i;
-
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