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authorColin Ian King <colin.king@canonical.com>2019-11-30 17:58:04 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-12-01 12:59:10 -0800
commit26083eb6b15448e7ec5182e33f9b1ba7ebce3a62 (patch)
tree9b192596ab12a3a2f3d2707db9acbac531d16b9d /mm
parent3c1c24d91ffd536de0a64688a9df7f49e58fadbc (diff)
downloadlinux-26083eb6b15448e7ec5182e33f9b1ba7ebce3a62.tar.bz2
mm/shmem.c: make array 'values' static const, makes object smaller
Don't populate the array 'values' on the stack but instead make it static const. Makes the object code smaller by 111 bytes. Before: text data bss dec hex filename 108612 11169 512 120293 1d5e5 mm/shmem.o After: text data bss dec hex filename 108437 11233 512 120182 1d576 mm/shmem.o (gcc version 9.2.1, amd64) Link: http://lkml.kernel.org/r/20190906143012.28698-1-colin.king@canonical.com Signed-off-by: Colin Ian King <colin.king@canonical.com> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/shmem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index 60de3d9e26a7..6e4e742db5c2 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3932,7 +3932,7 @@ out2:
static ssize_t shmem_enabled_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
- int values[] = {
+ static const int values[] = {
SHMEM_HUGE_ALWAYS,
SHMEM_HUGE_WITHIN_SIZE,
SHMEM_HUGE_ADVISE,