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| author |   Yan, Zheng <zyan@redhat.com> | 2019-01-09 11:07:02 +0800 |
|---|---|---|
| committer |   Ilya Dryomov <idryomov@gmail.com> | 2019-03-05 18:55:16 +0100 |
| commit | 08796873a5183bfaab52a3bd899fe82f9e64be94 (patch) | |
| tree | af3e31c0d12b4b55ca3bf558c1538a0bff9961b2 /fs/ceph/xattr.c | |
| parent | ceph: support versioned reply (diff) | |
| download | linux-dev-08796873a5183bfaab52a3bd899fe82f9e64be94.tar.xz linux-dev-08796873a5183bfaab52a3bd899fe82f9e64be94.zip | |
ceph: support getting ceph.dir.pin vxattr
Link: http://tracker.ceph.com/issues/37576
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs/ceph/xattr.c')
| -rw-r--r-- | fs/ceph/xattr.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index 316f6ad10644..0cc42c8879e9 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -228,8 +228,19 @@ static size_t ceph_vxattrcb_dir_rctime(struct ceph_inode_info *ci, char *val, ci->i_rctime.tv_nsec); } -/* quotas */ +/* dir pin */ +static bool ceph_vxattrcb_dir_pin_exists(struct ceph_inode_info *ci) +{ + return ci->i_dir_pin != -ENODATA; +} + +static size_t ceph_vxattrcb_dir_pin(struct ceph_inode_info *ci, char *val, + size_t size) +{ + return snprintf(val, size, "%d", (int)ci->i_dir_pin); +} +/* quotas */ static bool ceph_vxattrcb_quota_exists(struct ceph_inode_info *ci) { bool ret = false; @@ -315,6 +326,13 @@ static struct ceph_vxattr ceph_dir_vxattrs[] = { XATTR_RSTAT_FIELD(dir, rbytes), XATTR_RSTAT_FIELD(dir, rctime), { + .name = "ceph.dir.pin", + .name_size = sizeof("ceph.dir_pin"), + .getxattr_cb = ceph_vxattrcb_dir_pin, + .exists_cb = ceph_vxattrcb_dir_pin_exists, + .flags = VXATTR_FLAG_HIDDEN, + }, + { .name = "ceph.quota", .name_size = sizeof("ceph.quota"), .getxattr_cb = ceph_vxattrcb_quota, |