diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2020-05-21 22:05:45 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2020-06-11 15:15:16 +0200 |
| commit | 13cad9851ef1d004640991d45227dd35c08f45fc (patch) | |
| tree | 2860cb1e13764f0590687a87300e16c30aebd268 /arch/x86/entry/entry_64.S | |
| parent | cb09ea2924cbf1a42da59bd30a59cc1836240bcb (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
Diffstat (limited to 'arch/x86/entry/entry_64.S')
| -rw-r--r-- | arch/x86/entry/entry_64.S | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S index fd7efb8deded..9c0722e725ef 100644 --- a/arch/x86/entry/entry_64.S +++ b/arch/x86/entry/entry_64.S @@ -956,10 +956,6 @@ apicinterrupt3 \num \sym \do_sym POP_SECTION_IRQENTRY .endm -#ifdef CONFIG_SMP -apicinterrupt RESCHEDULE_VECTOR reschedule_interrupt smp_reschedule_interrupt -#endif - /* * Reload gs selector with exception handling * edi: new selector |