From: Al Viro <viro@zeniv.linux.org.uk> stable inclusion from stable-v6.6.33 commit 45b92921759a4c43e4a03f477c0e338d06fd9aef category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/IAD6H2 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=... -------------------------------- [ Upstream commit c57e5dccb06decf3cb6c272ab138c033727149b5 ] __cmpxchg_u8() had been added (initially) for the sake of drivers/phy/ti/phy-tusb1210.c; the thing is, that drivers is modular, so we need an export Fixes: b344d6a83d01 "parisc: add support for cmpxchg on u8 pointers" Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> Signed-off-by: Wang Hai <wanghai38@huawei.com> --- arch/parisc/kernel/parisc_ksyms.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c index 6f0c92e8149d..dcf61cbd3147 100644 --- a/arch/parisc/kernel/parisc_ksyms.c +++ b/arch/parisc/kernel/parisc_ksyms.c @@ -22,6 +22,7 @@ EXPORT_SYMBOL(memset); #include <linux/atomic.h> EXPORT_SYMBOL(__xchg8); EXPORT_SYMBOL(__xchg32); +EXPORT_SYMBOL(__cmpxchg_u8); EXPORT_SYMBOL(__cmpxchg_u32); EXPORT_SYMBOL(__cmpxchg_u64); #ifdef CONFIG_SMP -- 2.17.1