diff mbox series

[10/12] block, throttle: allow sharing cgroup statistic files

Message ID 20181112095632.69114-11-paolo.valente@linaro.org
State Superseded
Headers show
Series unify the interface of the proportional-share policy in blkio/io | expand

Commit Message

Paolo Valente Nov. 12, 2018, 9:56 a.m. UTC 
From: Angelo Ruocco <angeloruocco90@gmail.com>


Some of the cgroup files defined in the throttle policy have the same
meaning as those defined in the proportional share policy.

This commit uses the new file sharing interface in cgroup to share
these files.

Signed-off-by: Angelo Ruocco <angeloruocco90@gmail.com>

Signed-off-by: Paolo Valente <paolo.valente@linaro.org>

---
 block/blk-throttle.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

-- 
2.16.1
diff mbox series

Patch

diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 5c43821dc528..239957c12d34 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -1491,22 +1491,30 @@  static struct cftype throtl_legacy_files[] = {
 		.write = tg_set_conf_uint,
 	},
 	{
-		.name = "throttle.io_service_bytes",
+		.name = "io_service_bytes",
+		.owner_name = "throttle",
+		.flags = CFTYPE_SHARES_FILE,
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show_cft = blkg_print_stat_bytes,
 	},
 	{
-		.name = "throttle.io_service_bytes_recursive",
+		.name = "io_service_bytes_recursive",
+		.owner_name = "throttle",
+		.flags = CFTYPE_SHARES_FILE,
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show_cft = blkg_print_stat_bytes_recursive,
 	},
 	{
-		.name = "throttle.io_serviced",
+		.name = "io_serviced",
+		.owner_name = "throttle",
+		.flags = CFTYPE_SHARES_FILE,
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show_cft = blkg_print_stat_ios,
 	},
 	{
-		.name = "throttle.io_serviced_recursive",
+		.name = "io_serviced_recursive",
+		.owner_name = "throttle",
+		.flags = CFTYPE_SHARES_FILE,
 		.private = (unsigned long)&blkcg_policy_throtl,
 		.seq_show_cft = blkg_print_stat_ios_recursive,
 	},