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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2014-06-29 16:55:02 +0300
committerArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2014-07-19 09:53:52 +0300
commit07e19dff63e3d5d6500d831e36554ac9b1b0560e (patch)
treee921a551f3f7aa3b38fa253829efb735e2421fbb /fs/ubifs/commit.c
parent39274a1e8dd18d47e7ba76a90adc384f14f20a4f (diff)
UBIFS: remove mst_mutex
The 'mst_mutex' is not needed since because 'ubifs_write_master()' is only called on the mount path and commit path. The mount path is sequential and there is no parallelism, and the commit path is also serialized - there is only one commit going on at a time. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'fs/ubifs/commit.c')
-rw-r--r--fs/ubifs/commit.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/ubifs/commit.c b/fs/ubifs/commit.c
index ff8229340cd5..aa13ad053b14 100644
--- a/fs/ubifs/commit.c
+++ b/fs/ubifs/commit.c
@@ -174,7 +174,6 @@ static int do_commit(struct ubifs_info *c)
if (err)
goto out;
- mutex_lock(&c->mst_mutex);
c->mst_node->cmt_no = cpu_to_le64(c->cmt_no);
c->mst_node->log_lnum = cpu_to_le32(new_ltail_lnum);
c->mst_node->root_lnum = cpu_to_le32(zroot.lnum);
@@ -204,7 +203,6 @@ static int do_commit(struct ubifs_info *c)
else
c->mst_node->flags &= ~cpu_to_le32(UBIFS_MST_NO_ORPHS);
err = ubifs_write_master(c);
- mutex_unlock(&c->mst_mutex);
if (err)
goto out;