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Subject[tip: timers/core] x86: Select POSIX_CPU_TIMERS_TASK_WORK
The following commit has been merged into the timers/core branch of tip:

Commit-ID: 0099808553ad4f9c04ad7afd966f6d7f470f247f
Gitweb: https://git.kernel.org/tip/0099808553ad4f9c04ad7afd966f6d7f470f247f
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Thu, 30 Jul 2020 12:14:07 +02:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Thu, 06 Aug 2020 16:50:59 +02:00

x86: Select POSIX_CPU_TIMERS_TASK_WORK

Move POSIX CPU timer expiry and signal delivery into task context.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20200730102337.888613724@linutronix.de
---
arch/x86/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index fd03cef..a82e715 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -209,6 +209,7 @@ config X86
select HAVE_PERF_REGS
select HAVE_PERF_USER_STACK_DUMP
select MMU_GATHER_RCU_TABLE_FREE if PARAVIRT
+ select HAVE_POSIX_CPU_TIMERS_TASK_WORK
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_RELIABLE_STACKTRACE if X86_64 && (UNWINDER_FRAME_POINTER || UNWINDER_ORC) && STACK_VALIDATION
select HAVE_FUNCTION_ARG_ACCESS_API
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