x86/smp: Split sending INIT IPI out into a helper function

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Putting CPUs into INIT is a safer place during kexec() to park CPUs.

Split the INIT assert/deassert sequence out so it can be reused.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ashok Raj <ashok.raj@intel.com>
Link: https://lore.kernel.org/r/20230615193330.551157083@linutronix.de

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Thomas Gleixner 2023-06-15 22:33:58 +02:00

parent d7893093a7

commit 6087dd5e86

1 changed files with 20 additions and 29 deletions

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arch/x86/kernel/smpboot.c

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