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| author | Peter Zijlstra <peterz@infradead.org> | 2019-03-19 11:35:46 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-04-03 11:02:24 +0200 |
| commit | 64604d54d3115fee89598bfb6d8d2252f8a2d114 (patch) | |
| tree | 8f2dd9b37fb0011a9814d57150307872db6f294e /arch/x86/include/asm | |
| parent | 2f0f9e9ad7b3459c5c54ef2c03145a98e65dd158 (diff) | |
| download | linux-64604d54d3115fee89598bfb6d8d2252f8a2d114.tar.gz linux-64604d54d3115fee89598bfb6d8d2252f8a2d114.tar.bz2 linux-64604d54d3115fee89598bfb6d8d2252f8a2d114.zip | |
sched/x86_64: Don't save flags on context switch
Now that we have objtool validating AC=1 state for all x86_64 code,
we can once again guarantee clean flags on schedule.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
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')
| -rw-r--r-- | arch/x86/include/asm/switch_to.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/include/asm/switch_to.h b/arch/x86/include/asm/switch_to.h index 157149d4129c..18a4b6890fa8 100644 --- a/arch/x86/include/asm/switch_to.h +++ b/arch/x86/include/asm/switch_to.h @@ -40,13 +40,13 @@ asmlinkage void ret_from_fork(void); * order of the fields must match the code in __switch_to_asm(). */ struct inactive_task_frame { - unsigned long flags; #ifdef CONFIG_X86_64 unsigned long r15; unsigned long r14; unsigned long r13; unsigned long r12; #else + unsigned long flags; unsigned long si; unsigned long di; #endif |