sync_mutex in ve_struct doesn't do anything useful and could
be removed safely.
Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
Reviewed-by: Vladimir Davydov <vdavy...@virtuozzo.com>
---
fs/sync.c | 4 ----
include/linux/ve.h | 1 -
kernel/ve/ve.c | 1 -
3 files changed, 6 deletions(-)
diff --git a/fs/sync.c b/fs/sync.c
index 8119ab4..0eb621f 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -167,8 +167,6 @@ static void sync_filesystems_ve(struct ve_struct *ve,
struct user_beancounter *u
LIST_HEAD(sync_list);
struct sync_sb *ss;
- mutex_lock(&ve->sync_mutex); /* Could be down_interruptible
*/
-
/*
* We don't need to care about allocating failure here. At least we
* don't need to skip sync on such error.
@@ -185,8 +183,6 @@ static void sync_filesystems_ve(struct ve_struct *ve,
struct user_beancounter *u
}
sync_release_filesystems(&sync_list);
-
- mutex_unlock(&ve->sync_mutex);
}
static int __ve_fsync_behavior(struct ve_struct *ve)
diff --git a/include/linux/ve.h b/include/linux/ve.h
index 5d3b5aa..e603d9e 100644
--- a/include/linux/ve.h
+++ b/include/linux/ve.h
@@ -111,7 +111,6 @@ struct ve_struct {
struct nsproxy __rcu *ve_ns;
struct cred *init_cred;
struct net *ve_netns;
- struct mutex sync_mutex;
struct list_head devmnt_list;
struct mutex devmnt_mutex;
diff --git a/kernel/ve/ve.c b/kernel/ve/ve.c
index 3b151d5..231f398 100644
--- a/kernel/ve/ve.c
+++ b/kernel/ve/ve.c
@@ -649,7 +649,6 @@ static struct cgroup_subsys_state *ve_create(struct cgroup
*cg)
do_init:
init_rwsem(&ve->op_sem);
- mutex_init(&ve->sync_mutex);
INIT_LIST_HEAD(&ve->devices);
INIT_LIST_HEAD(&ve->ve_list);
INIT_LIST_HEAD(&ve->devmnt_list);
--
2.4.10
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