diff options
author | Yan, Zheng <zyan@redhat.com> | 2017-05-23 17:18:53 +0800 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2017-07-07 17:25:13 +0200 |
commit | fa71fefb308532eb5b2e4b38d914d19fc836f73e (patch) | |
tree | 8345537a3273ce56adb274bb87c45ac3d071099d /tools/perf/scripts/python/syscall-counts.py | |
parent | f2b0c45f09796f87723a1225c919035457f72b7a (diff) |
ceph: redirty page when writepage_nounlock() skips unwritable page
Ceph needs to flush dirty page in the order in which in which snap
context they belong to. Dirty pages belong to older snap context
should be flushed earlier. if writepage_nounlock() can not flush a
page, it should redirty the page.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts.py')
0 files changed, 0 insertions, 0 deletions