riscv: mm: ptep_get_and_clear(): avoid atomic ops when !CONFIG_SMP

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When !CONFIG_SMP, there's no need for atomic operations in
ptep_get_and_clear(), so, similar to x86, let's not use atomics in
this case.

Cc: Alexandre Ghiti <alex@ghiti.fr>
Signed-off-by: Paul Walmsley <pjw@kernel.org>

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Paul Walmsley 2025-11-17 21:19:27 -07:00

parent 1e6084d5c4

commit 425cc087fb

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6

arch/riscv/include/asm/pgtable.h

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