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(parent: 2f0f9e9) | patch
sched/x86_64: Don't save flags on context switch
authorPeter Zijlstra <peterz@infradead.org>
Tue, 19 Mar 2019 10:35:46 +0000 (11:35 +0100)
committerIngo Molnar <mingo@kernel.org>
Wed, 3 Apr 2019 09:02:24 +0000 (11:02 +0200)
commit64604d54d3115fee89598bfb6d8d2252f8a2d114
tree8f2dd9b37fb0011a9814d57150307872db6f294etree | snapshot
parent2f0f9e9ad7b3459c5c54ef2c03145a98e65dd158commit | diff
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>
arch/x86/entry/entry_64.S diff | blob | history
arch/x86/include/asm/switch_to.h diff | blob | history
arch/x86/kernel/process_64.c diff | blob | history
Domain: System / Kernel;