From: Huacai Chen Date: Tue, 10 Feb 2026 11:31:06 +0000 (+0800) Subject: LoongArch: Select HAVE_CMPXCHG_LOCAL in Kconfig X-Git-Tag: ceph-for-7.0-rc4~191^2~19 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=07d5798aadfa922af1f81bf7fe4a1746a7e6d184;p=ceph-client.git LoongArch: Select HAVE_CMPXCHG_LOCAL in Kconfig LoongArch has already implemented cmpxchg_local(), this_cpu_cmpxchg() and similar functions, so select HAVE_CMPXCHG_LOCAL in Kconfig to avoid incurring the overhead of local_irq_save()/local_irq_restore() for page state helpers in mm/vmstat.c. Signed-off-by: Huacai Chen --- diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 730f34214519..ae9d954aa052 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -130,6 +130,7 @@ config LOONGARCH select HAVE_ARCH_TRANSPARENT_HUGEPAGE select HAVE_ARCH_USERFAULTFD_MINOR if USERFAULTFD select HAVE_ASM_MODVERSIONS + select HAVE_CMPXCHG_LOCAL select HAVE_CONTEXT_TRACKING_USER select HAVE_C_RECORDMCOUNT select HAVE_DEBUG_KMEMLEAK