diff options
| author | Anton Blanchard <anton@samba.org> | 2015-10-29 03:44:09 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-12-02 11:34:40 +0300 |
| commit | 579e633e764e6e5f7784b74e7df3e81fe11f40de (patch) | |
| tree | b2c0152e295aaee02ffe74eba1b567b404115593 /arch/powerpc/include/asm/switch_to.h | |
| parent | c208505900b232ecdc81dee54cb3a032e75d88d6 (diff) | |
| download | linux-579e633e764e6e5f7784b74e7df3e81fe11f40de.tar.xz | |
powerpc: create flush_all_to_thread()
Create a single function that flushes everything (FP, VMX, VSX, SPE).
Doing this all at once means we only do one MSR write.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/include/asm/switch_to.h')
| -rw-r--r-- | arch/powerpc/include/asm/switch_to.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h index 8f856788a7cf..81d46a433c03 100644 --- a/arch/powerpc/include/asm/switch_to.h +++ b/arch/powerpc/include/asm/switch_to.h @@ -27,6 +27,7 @@ extern void giveup_vsx(struct task_struct *); extern void enable_kernel_spe(void); extern void load_up_spe(struct task_struct *); extern void giveup_all(struct task_struct *); +extern void flush_all_to_thread(struct task_struct *); extern void switch_booke_debug_regs(struct debug_reg *new_debug); #ifdef CONFIG_PPC_FPU |