arm64/sve: Delay freeing memory in fpsimd_flush_thread()

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fpsimd_flush_thread() invokes kfree() via sve_free()+sme_free() within a
preempt disabled section which is not working on -RT.

Delay freeing of memory until preemption is enabled again.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Reviewed-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220505163207.85751-2-bigeasy@linutronix.de
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Sebastian Andrzej Siewior 2022-05-05 18:32:05 +02:00 • committed by Catalin Marinas

parent d158a0608e

commit a1259dd807

1 changed files with 15 additions and 2 deletions

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arch/arm64/kernel/fpsimd.c

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