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authorDenis Kirjanov <dkirjanov@kernel.org>2010-08-27 03:49:11 +0000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-09-02 14:07:32 +1000
commitcab175f9fa2973f0deb1580fca3c966fe1d3981e (patch)
tree887c98fcbc9c281c8b44818535badb51409db74a /arch/powerpc/include
parent05d77ac90c0d260ae18decd70507dc4f5b71a2cb (diff)
downloadblackbird-op-linux-cab175f9fa2973f0deb1580fca3c966fe1d3981e.tar.gz
blackbird-op-linux-cab175f9fa2973f0deb1580fca3c966fe1d3981e.zip
powerpc: Use is_32bit_task() helper to test 32-bit binary
This patch removes all explicit tests for the TIF_32BIT flag Signed-off-by: Denis Kirjanov <dkirjanov@kernel.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r--arch/powerpc/include/asm/compat.h4
-rw-r--r--arch/powerpc/include/asm/elf.h2
-rw-r--r--arch/powerpc/include/asm/page_64.h4
-rw-r--r--arch/powerpc/include/asm/processor.h4
4 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/include/asm/compat.h b/arch/powerpc/include/asm/compat.h
index 396d21a80058..3369e2c83609 100644
--- a/arch/powerpc/include/asm/compat.h
+++ b/arch/powerpc/include/asm/compat.h
@@ -143,7 +143,7 @@ static inline void __user *compat_alloc_user_space(long len)
* We cant access below the stack pointer in the 32bit ABI and
* can access 288 bytes in the 64bit ABI
*/
- if (!(test_thread_flag(TIF_32BIT)))
+ if (!is_32bit_task())
usp -= 288;
return (void __user *) (usp - len);
@@ -213,7 +213,7 @@ struct compat_shmid64_ds {
static inline int is_compat_task(void)
{
- return test_thread_flag(TIF_32BIT);
+ return is_32bit_task();
}
#endif /* __KERNEL__ */
diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h
index c376eda15313..2b917c69ed15 100644
--- a/arch/powerpc/include/asm/elf.h
+++ b/arch/powerpc/include/asm/elf.h
@@ -250,7 +250,7 @@ do { \
* the 64bit ABI has never had these issues dont enable the workaround
* even if we have an executable stack.
*/
-# define elf_read_implies_exec(ex, exec_stk) (test_thread_flag(TIF_32BIT) ? \
+# define elf_read_implies_exec(ex, exec_stk) (is_32bit_task() ? \
(exec_stk == EXSTACK_DEFAULT) : 0)
#else
# define SET_PERSONALITY(ex) \
diff --git a/arch/powerpc/include/asm/page_64.h b/arch/powerpc/include/asm/page_64.h
index 358ff14ea25e..932f88dcf6fa 100644
--- a/arch/powerpc/include/asm/page_64.h
+++ b/arch/powerpc/include/asm/page_64.h
@@ -163,7 +163,7 @@ do { \
#endif /* !CONFIG_HUGETLB_PAGE */
#define VM_DATA_DEFAULT_FLAGS \
- (test_thread_flag(TIF_32BIT) ? \
+ (is_32bit_task() ? \
VM_DATA_DEFAULT_FLAGS32 : VM_DATA_DEFAULT_FLAGS64)
/*
@@ -179,7 +179,7 @@ do { \
VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
#define VM_STACK_DEFAULT_FLAGS \
- (test_thread_flag(TIF_32BIT) ? \
+ (is_32bit_task() ? \
VM_STACK_DEFAULT_FLAGS32 : VM_STACK_DEFAULT_FLAGS64)
#include <asm-generic/getorder.h>
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h
index 19c05b0f74be..4c14187ba02d 100644
--- a/arch/powerpc/include/asm/processor.h
+++ b/arch/powerpc/include/asm/processor.h
@@ -118,7 +118,7 @@ extern struct task_struct *last_task_used_spe;
#define TASK_UNMAPPED_BASE_USER32 (PAGE_ALIGN(TASK_SIZE_USER32 / 4))
#define TASK_UNMAPPED_BASE_USER64 (PAGE_ALIGN(TASK_SIZE_USER64 / 4))
-#define TASK_UNMAPPED_BASE ((test_thread_flag(TIF_32BIT)) ? \
+#define TASK_UNMAPPED_BASE ((is_32bit_task()) ? \
TASK_UNMAPPED_BASE_USER32 : TASK_UNMAPPED_BASE_USER64 )
#endif
@@ -128,7 +128,7 @@ extern struct task_struct *last_task_used_spe;
#define STACK_TOP_USER64 TASK_SIZE_USER64
#define STACK_TOP_USER32 TASK_SIZE_USER32
-#define STACK_TOP (test_thread_flag(TIF_32BIT) ? \
+#define STACK_TOP (is_32bit_task() ? \
STACK_TOP_USER32 : STACK_TOP_USER64)
#define STACK_TOP_MAX STACK_TOP_USER64
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