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| author | Sage Weil <sage@newdream.net> | 2011-05-27 09:24:26 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-06-07 21:34:11 -0700 |
| commit | 70b666c3b4cb2b96098d80e6f515e4bc6d37db5a (patch) | |
| tree | dd82036114adf9d0c28120500d58833cacfbc004 /fs/ceph/xattr.c | |
| parent | db3540522e955c1ebb391f4f5324dff4f20ecd09 (diff) | |
| download | lwn-70b666c3b4cb2b96098d80e6f515e4bc6d37db5a.tar.gz lwn-70b666c3b4cb2b96098d80e6f515e4bc6d37db5a.zip | |
ceph: use ihold when we already have an inode ref
We should use ihold whenever we already have a stable inode ref, even
when we aren't holding i_lock. This avoids adding new and unnecessary
locking dependencies.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/xattr.c')
| -rw-r--r-- | fs/ceph/xattr.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index f2b628696180..f42d730f1b66 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -665,7 +665,8 @@ static int ceph_sync_setxattr(struct dentry *dentry, const char *name, err = PTR_ERR(req); goto out; } - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = CEPH_CAP_XATTR_SHARED; req->r_num_caps = 1; req->r_args.setxattr.flags = cpu_to_le32(flags); @@ -795,7 +796,8 @@ static int ceph_send_removexattr(struct dentry *dentry, const char *name) USE_AUTH_MDS); if (IS_ERR(req)) return PTR_ERR(req); - req->r_inode = igrab(inode); + req->r_inode = inode; + ihold(inode); req->r_inode_drop = CEPH_CAP_XATTR_SHARED; req->r_num_caps = 1; req->r_path2 = kstrdup(name, GFP_NOFS); |