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| author | Ingo Molnar <mingo@kernel.org> | 2015-04-22 15:47:05 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 15:47:19 +0200 |
| commit | a752b53d9dcbae28a3a22b5577f0571acf53d5aa (patch) | |
| tree | 875b53eb3ec80ef232326065a7c617d70a2da218 /arch/x86/include/asm/fpu-internal.h | |
| parent | 8ffb53ab986ccb4421b1060182c6e084edd7b9d8 (diff) | |
| download | lwn-a752b53d9dcbae28a3a22b5577f0571acf53d5aa.tar.gz lwn-a752b53d9dcbae28a3a22b5577f0571acf53d5aa.zip | |
x86/fpu: Factor out fpu__copy()
Introduce fpu__copy() and use it in arch_dup_task_struct(),
thus moving another chunk of FPU logic to fpu/core.c.
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/x86/include/asm/fpu-internal.h')
| -rw-r--r-- | arch/x86/include/asm/fpu-internal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/fpu-internal.h b/arch/x86/include/asm/fpu-internal.h index f41170c6d376..6c1ceb7c3f9a 100644 --- a/arch/x86/include/asm/fpu-internal.h +++ b/arch/x86/include/asm/fpu-internal.h @@ -567,6 +567,7 @@ static inline unsigned short get_fpu_mxcsr(struct task_struct *tsk) extern void fpstate_cache_init(void); extern int fpstate_alloc(struct fpu *fpu); +extern int fpu__copy(struct task_struct *dst, struct task_struct *src); static inline void fpstate_free(struct fpu *fpu) { |