This splits off the pages_volatile function. The next patch will use this function.
Signed-off-by: Stefan Roesch shr@devkernel.io --- mm/ksm.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/mm/ksm.c b/mm/ksm.c index 88a969849955..19f434f97dc1 100644 --- a/mm/ksm.c +++ b/mm/ksm.c @@ -3182,8 +3182,7 @@ static ssize_t pages_unshared_show(struct kobject *kobj, } KSM_ATTR_RO(pages_unshared);
-static ssize_t pages_volatile_show(struct kobject *kobj, - struct kobj_attribute *attr, char *buf) +static long pages_volatile(void) { long ksm_pages_volatile;
@@ -3195,7 +3194,14 @@ static ssize_t pages_volatile_show(struct kobject *kobj, */ if (ksm_pages_volatile < 0) ksm_pages_volatile = 0; - return sysfs_emit(buf, "%ld\n", ksm_pages_volatile); + + return ksm_pages_volatile; +} + +static ssize_t pages_volatile_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + return sysfs_emit(buf, "%ld\n", pages_volatile()); } KSM_ATTR_RO(pages_volatile);