alex/bcachefs-tools
1
0
Fork 0
mirror of https://github.com/koverstreet/bcachefs-tools.git synced 2025-02-23 00:00:02 +03:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Don't read meminfo if there are no shrinkers

Browse Source
This commit is contained in:
Tim Schlueter 2018-08-23 22:37:31 -07:00
parent 19005ecf08
commit f885dc20eb
1 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
linux/shrinker.c
View File

@ -69,8 +69,15 @@ static struct meminfo read_meminfo(void)
void run_shrinkers(void) void run_shrinkers(void)
{ {
struct shrinker *shrinker; struct shrinker *shrinker;
struct meminfo info = read_meminfo(); struct meminfo info;
s64 want_shrink = (info.total >> 2) - info.available; s64 want_shrink;
/* Fast out if there are no shrinkers to run. */
if (list_empty(&shrinker_list))
return;
info = read_meminfo();
want_shrink = (info.total >> 2) - info.available;
if (want_shrink <= 0) if (want_shrink <= 0)
return; return;