diff options
| author | Behan Webster <behanw@converseincode.com> | 2013-09-03 22:27:27 -0400 |
|---|---|---|
| committer | Behan Webster <behanw@converseincode.com> | 2014-10-10 13:52:31 -0700 |
| commit | 7a1465565a8f8ac6b68785045f4ba3e8db087e58 (patch) | |
| tree | a04eb188c59a8c6ca39cbc8d1d7a2e235d967067 /arch/arm | |
| parent | 49cde55deff5061b9b433568c9bff70e21a4c6de (diff) | |
arm: LLVMLinux: Calculate current_thread_info from current_stack_pointer
Use the global current_stack_pointer to get the value of the stack pointer.
This change supports being able to compile the kernel with both gcc and clang.
KernelVersion: 3.17.0-rc6
Signed-off-by: Behan Webster <behanw@converseincode.com>
Reviewed-by: Mark Charlebois <charlebm@gmail.com>
Reviewed-by: Jan-Simon Möller <dl9pf@gmx.de>
Acked-by: Will Deacon <will.deacon@arm.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/include/asm/thread_info.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index bb435152189f..b9dc3dce59a6 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -112,8 +112,8 @@ static inline struct thread_info *current_thread_info(void) __attribute_const__; static inline struct thread_info *current_thread_info(void) { - register unsigned long sp asm ("sp"); - return (struct thread_info *)(sp & ~(THREAD_SIZE - 1)); + return (struct thread_info *) + (current_stack_pointer & ~(THREAD_SIZE - 1)); } #define thread_saved_pc(tsk) \ |