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(parent: cb09ea2) | patch
x86/entry: Convert reschedule interrupt to IDTENTRY_SYSVEC_SIMPLE
authorThomas Gleixner <tglx@linutronix.de>
Thu, 21 May 2020 20:05:45 +0000 (22:05 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Thu, 11 Jun 2020 13:15:16 +0000 (15:15 +0200)
commit13cad9851ef1d004640991d45227dd35c08f45fc
tree2860cb1e13764f0590687a87300e16c30aebd268tree | snapshot
parentcb09ea2924cbf1a42da59bd30a59cc1836240bcbcommit | diff
x86/entry: Convert reschedule interrupt to IDTENTRY_SYSVEC_SIMPLE

The scheduler IPI does not need the full interrupt entry handling logic
when the entry is from kernel mode. Use IDTENTRY_SYSVEC_SIMPLE and spare
all the overhead.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20200521202119.835425642@linutronix.de
arch/x86/entry/entry_64.S diff | blob | history
arch/x86/include/asm/entry_arch.h diff | blob | history
arch/x86/include/asm/hw_irq.h diff | blob | history
arch/x86/include/asm/idtentry.h diff | blob | history
arch/x86/include/asm/trace/common.h diff | blob | history
arch/x86/include/asm/trace/irq_vectors.h diff | blob | history
arch/x86/kernel/idt.c diff | blob | history
arch/x86/kernel/smp.c diff | blob | history
arch/x86/kernel/tracepoint.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git