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author | Ingo Molnar <mingo@kernel.org> | 2015-04-23 12:08:58 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 15:47:22 +0200 |
commit | 36fe6175be15d33fec7c6aa53e6e202ad44f0b25 (patch) | |
tree | 25832e6a8e722b16b401818e1f206edaf13921bc /arch | |
parent | x86/fpu: Eliminate the __thread_has_fpu() wrapper (diff) | |
download | linux-36fe6175be15d33fec7c6aa53e6e202ad44f0b25.tar.xz linux-36fe6175be15d33fec7c6aa53e6e202ad44f0b25.zip |
x86/fpu: Change __thread_clear_has_fpu() to 'struct fpu' parameter
We do this to make the code more readable, and also to be able to eliminate
task_struct usage from most of the FPU code.
Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/x86/include/asm/fpu-internal.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h index c005d1fc1247..94c068b6238e 100644 --- a/arch/x86/include/asm/fpu-internal.h +++ b/arch/x86/include/asm/fpu-internal.h @@ -324,9 +324,9 @@ static inline int restore_fpu_checking(struct task_struct *tsk) } /* Must be paired with an 'stts' after! */ -static inline void __thread_clear_has_fpu(struct task_struct *tsk) +static inline void __thread_clear_has_fpu(struct fpu *fpu) { - tsk->thread.fpu.has_fpu = 0; + fpu->has_fpu = 0; this_cpu_write(fpu_owner_task, NULL); } @@ -346,7 +346,7 @@ static inline void __thread_set_has_fpu(struct task_struct *tsk) */ static inline void __thread_fpu_end(struct task_struct *tsk) { - __thread_clear_has_fpu(tsk); + __thread_clear_has_fpu(&tsk->thread.fpu); if (!use_eager_fpu()) stts(); } |