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authorNitin Gupta <nigupta@nvidia.com>2020-08-11 18:31:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-12 10:57:56 -0700
commitd34c0a7599ea8c301bc471dfa1eb2bf2db6752d1 (patch)
tree088c7a1a1d12e342e6be17539f84b74eac3a1e4e /kernel
parent25788738eb9ce46fe6a0fd84a3ceef5c795d41f0 (diff)
downloadlinux-d34c0a7599ea8c301bc471dfa1eb2bf2db6752d1.tar.bz2
mm: use unsigned types for fragmentation score
Proactive compaction uses per-node/zone "fragmentation score" which is always in range [0, 100], so use unsigned type of these scores as well as for related constants. Signed-off-by: Nitin Gupta <nigupta@nvidia.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Baoquan He <bhe@redhat.com> Cc: Luis Chamberlain <mcgrof@kernel.org> Cc: Kees Cook <keescook@chromium.org> Cc: Iurii Zaikin <yzaikin@google.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Link: http://lkml.kernel.org/r/20200618010319.13159-1-nigupta@nvidia.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/sysctl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index ab72e52f8a7b..287862f91717 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -2854,7 +2854,7 @@ static struct ctl_table vm_table[] = {
{
.procname = "compaction_proactiveness",
.data = &sysctl_compaction_proactiveness,
- .maxlen = sizeof(int),
+ .maxlen = sizeof(sysctl_compaction_proactiveness),
.mode = 0644,
.proc_handler = proc_dointvec_minmax,
.extra1 = SYSCTL_ZERO,