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| author | Yan, Zheng <zyan@redhat.com> | 2016-04-27 17:48:30 +0800 |
|---|---|---|
| committer | Ilya Dryomov <idryomov@gmail.com> | 2016-05-26 01:15:35 +0200 |
| commit | 956d39d631dbcf7b57854873a24e309047f2a7f5 (patch) | |
| tree | 1a813b9bf40a2eb0db472fcccfb9932c350315c5 /fs/ceph/mds_client.c | |
| parent | 2a5beea3f1b6544d6c72ea220e860a2eda2f9104 (diff) | |
| download | lwn-956d39d631dbcf7b57854873a24e309047f2a7f5.tar.gz lwn-956d39d631dbcf7b57854873a24e309047f2a7f5.zip | |
ceph: define 'end/complete' in readdir reply as bit flags
Set a flag in readdir request, which indicates that client interprets
'end/complete' as bit flags. So that mds can reply additional flags in
readdir reply.
Signed-off-by: Yan, Zheng <zyan@redhat.com>
Diffstat (limited to 'fs/ceph/mds_client.c')
| -rw-r--r-- | fs/ceph/mds_client.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 6220d3caf7ab..1c2befcd24fb 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -181,8 +181,11 @@ static int parse_reply_info_dir(void **p, void *end, ceph_decode_need(p, end, sizeof(num) + 2, bad); num = ceph_decode_32(p); - info->dir_end = ceph_decode_8(p); - info->dir_complete = ceph_decode_8(p); + { + u16 flags = ceph_decode_16(p); + info->dir_end = !!(flags & CEPH_READDIR_FRAG_END); + info->dir_complete = !!(flags & CEPH_READDIR_FRAG_COMPLETE); + } if (num == 0) goto done; |