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authorAngelo Ruocco <angeloruocco90@gmail.com>2019-05-21 10:01:54 +0200
committerJens Axboe <axboe@kernel.dk>2019-06-07 01:29:39 -0600
commit54b7b868e826b294687c439b68ec55fe20cafe5b (patch)
treeb313bb034660d32f62dc725718a373e214aceeca /include
parentc3e2219216c92919a6bd1711f340f5faa98695e6 (diff)
downloadlinux-54b7b868e826b294687c439b68ec55fe20cafe5b.tar.bz2
cgroup: let a symlink too be created with a cftype file
This commit enables a cftype to have a symlink (of any name) that points to the file associated with the cftype. Signed-off-by: Angelo Ruocco <angeloruocco90@gmail.com> Signed-off-by: Paolo Valente <paolo.valente@linaro.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
-rw-r--r--include/linux/cgroup-defs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 11e215d7937e..d71b079bb021 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -106,6 +106,8 @@ enum {
CFTYPE_WORLD_WRITABLE = (1 << 4), /* (DON'T USE FOR NEW FILES) S_IWUGO */
CFTYPE_DEBUG = (1 << 5), /* create when cgroup_debug */
+ CFTYPE_SYMLINKED = (1 << 6), /* pointed to by symlink too */
+
/* internal flags, do not use outside cgroup core proper */
__CFTYPE_ONLY_ON_DFL = (1 << 16), /* only on default hierarchy */
__CFTYPE_NOT_ON_DFL = (1 << 17), /* not on default hierarchy */
@@ -543,6 +545,7 @@ struct cftype {
* end of cftype array.
*/
char name[MAX_CFTYPE_NAME];
+ char link_name[MAX_CFTYPE_NAME];
unsigned long private;
/*