Define a pagefault lock guard which allows to simplify functions that need to disable page faults. Signed-off-by: Viktor Malik <vmalik@xxxxxxxxxx> --- include/linux/uaccess.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index 7c06f4795670..1beb5b395d81 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -296,6 +296,8 @@ static inline bool pagefault_disabled(void) */ #define faulthandler_disabled() (pagefault_disabled() || in_atomic()) +DEFINE_LOCK_GUARD_0(pagefault, pagefault_disable(), pagefault_enable()) + #ifndef CONFIG_ARCH_HAS_SUBPAGE_FAULTS /** -- 2.49.0
