[RESEND RFC PATCH v1 08/20] mm: split off pages_volatile function
From: Stefan Roesch <hidden>
Date: 2023-01-23 18:00:07
Also in:
linux-doc, linux-fsdevel, linux-kselftest, linux-mm, lkml
Subsystem:
memory management, memory management - ksm (kernel samepage merging), the rest · Maintainers:
Andrew Morton, David Hildenbrand, Linus Torvalds
This splits off the pages_volatile function. The next patch will use this function. Signed-off-by: Stefan Roesch <redacted> --- 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);
--
2.30.2