diff options
author | Yan, Zheng <zyan@redhat.com> | 2017-07-11 12:49:44 +0200 |
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committer | Ilya Dryomov <idryomov@gmail.com> | 2017-09-06 19:56:42 +0200 |
commit | 4214fb158cc423ac31b841000e219855be055388 (patch) | |
tree | 716d8d92d1969d31cbda430b5ccc60299d3751cb /fs/ceph/super.h | |
parent | ceph: limit osd write size (diff) | |
download | linux-4214fb158cc423ac31b841000e219855be055388.tar.xz linux-4214fb158cc423ac31b841000e219855be055388.zip |
ceph: validate correctness of some mount options
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/super.h')
-rw-r--r-- | fs/ceph/super.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h index eed2a67d8e52..279a2f401cf5 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -56,6 +56,15 @@ #define CEPH_MAX_READDIR_BYTES_DEFAULT (512*1024) #define CEPH_SNAPDIRNAME_DEFAULT ".snap" +/* + * Delay telling the MDS we no longer want caps, in case we reopen + * the file. Delay a minimum amount of time, even if we send a cap + * message for some other reason. Otherwise, take the oppotunity to + * update the mds to avoid sending another message later. + */ +#define CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT 5 /* cap release delay */ +#define CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT 60 /* cap release delay */ + struct ceph_mount_options { int flags; int sb_flags; |