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arch: um/x86: Select ARCH_SUPPORTS_ATOMIC_RMW for UML_X86
authorBoqun Feng <boqun.feng@gmail.com>
Tue, 6 Jan 2026 03:40:34 +0000 (11:40 +0800)
committerBoqun Feng <boqun.feng@gmail.com>
Fri, 9 Jan 2026 11:01:41 +0000 (19:01 +0800)
commitcf4c3bc1445152c1949a4b5fef56d07579fadb1e
tree5640afe9a9ec58b5d9393a5c4d9f27f7f6638b3dtree
parent2bb8c41e61b29ccdf7b6d716c3a8fe8488aa202acommit | diff
arch: um/x86: Select ARCH_SUPPORTS_ATOMIC_RMW for UML_X86

x86 atomic instructions are used for um on UML_X86, therefore atomics
on UML_X86 support native atomic RmW as x86 does, hence select
ARCH_SUPPORTS_ATOMIC_RMW.

Reviewed-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
Acked-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20260106034034.60074-1-boqun.feng@gmail.com
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