| commit | 219c5d6fa8625b9ab524dbd921dcdd16e986b2b1 | [log] [tgz] |
|---|---|---|
| author | David Howells <dhowells@redhat.com> | Tue Apr 23 16:43:51 2019 +0100 |
| committer | David Howells <dhowells@redhat.com> | Thu Apr 25 15:51:09 2019 +0100 |
| tree | 90326050b3c740a134c9b214fb8f7a413be72a29 | |
| parent | 6e59cabe58f7a9f64984866e1e421721ec9deaa1 [diff] |
ext4: Search for an inode to update under the RCU lock if we can When we're updating timestamps in an inode, search for that inode under RCU conditions to avoid holding the icache lock if we can. Signed-off-by: David Howells <dhowells@redhat.com> cc: "Theodore Ts'o" <tytso@mit.edu> cc: Andreas Dilger <adilger.kernel@dilger.ca> cc: linux-ext4@vger.kernel.org