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OpenCloudOS-Kernel
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ceph: use ihold() when i_lock is held 

See 0444d76ae6.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2011-05-03 09:28:08 -07:00
parent a1b49cb7e2
commit 3772d26d87
1 changed files with 2 additions and 2 deletions
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4
fs/ceph/caps.c
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@ -1357,7 +1357,7 @@ void __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask)
list_add(&ci->i_dirty_item, &mdsc->cap_dirty);
spin_unlock(&mdsc->cap_dirty_lock);
if (ci->i_flushing_caps == 0) {
igrab(inode);
ihold(inode);
dirty |= I_DIRTY_SYNC;
}
}
@ -1991,7 +1991,7 @@ static void __take_cap_refs(struct ceph_inode_info *ci, int got)
ci->i_wr_ref++;
if (got & CEPH_CAP_FILE_BUFFER) {
if (ci->i_wrbuffer_ref == 0)
igrab(&ci->vfs_inode);
ihold(&ci->vfs_inode);
ci->i_wrbuffer_ref++;
dout("__take_cap_refs %p wrbuffer %d -> %d (?)\n",
&ci->vfs_inode, ci->i_wrbuffer_ref-1, ci->i_wrbuffer_ref);