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ceph: reserve caps for file layout/lock MDS requests 

Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Reviewed-by: Sage Weil <sage@inktank.com>
This commit is contained in:
Yan, Zheng 2014-04-27 09:17:45 +08:00 committed by Sage Weil
parent fd7b95cd1b
commit 3bd58143ba
2 changed files with 4 additions and 0 deletions
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3
fs/ceph/ioctl.c
View File

@ -110,6 +110,8 @@ static long ceph_ioctl_set_layout(struct file *file, void __user *arg)
return PTR_ERR(req);
req->r_inode = inode;
ihold(inode);
req->r_num_caps = 1;
req->r_inode_drop = CEPH_CAP_FILE_SHARED | CEPH_CAP_FILE_EXCL;
req->r_args.setlayout.layout.fl_stripe_unit =
@ -154,6 +156,7 @@ static long ceph_ioctl_set_layout_policy (struct file *file, void __user *arg)
return PTR_ERR(req);
req->r_inode = inode;
ihold(inode);
req->r_num_caps = 1;
req->r_args.setlayout.layout.fl_stripe_unit =
cpu_to_le32(l.stripe_unit);

1
fs/ceph/locks.c
View File

@ -45,6 +45,7 @@ static int ceph_lock_message(u8 lock_type, u16 operation, struct file *file,
return PTR_ERR(req);
req->r_inode = inode;
ihold(inode);
req->r_num_caps = 1;
/* mds requires start and length rather than start and end */
if (LLONG_MAX == fl->fl_end)