while (first_tid <= last_tid) {
struct ceph_cap *cap = ci->i_auth_cap;
- struct ceph_cap_flush *cf;
+ struct ceph_cap_flush *cf = NULL, *iter;
int ret;
if (!(cap && cap->session == session)) {
}
ret = -ENOENT;
- list_for_each_entry(cf, &ci->i_cap_flush_list, i_list) {
- if (cf->tid >= first_tid) {
+ list_for_each_entry(iter, &ci->i_cap_flush_list, i_list) {
+ if (iter->tid >= first_tid) {
+ cf = iter;
ret = 0;
break;
}
}
/*
- * wait for any unsafe requests to complete.
+ * flush the mdlog and wait for any unsafe requests to complete.
*/
-static int unsafe_request_wait(struct inode *inode)
+static int flush_mdlog_and_wait_inode_unsafe_requests(struct inode *inode)
{
struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc;
struct ceph_inode_info *ci = ceph_inode(inode);
kfree(sessions);
}
- dout("unsafe_request_wait %p wait on tid %llu %llu\n",
+ dout("%s %p wait on tid %llu %llu\n", __func__,
inode, req1 ? req1->r_tid : 0ULL, req2 ? req2->r_tid : 0ULL);
if (req1) {
ret = !wait_for_completion_timeout(&req1->r_safe_completion,
dirty = try_flush_caps(inode, &flush_tid);
dout("fsync dirty caps are %s\n", ceph_cap_string(dirty));
- err = unsafe_request_wait(inode);
+ err = flush_mdlog_and_wait_inode_unsafe_requests(inode);
/*
* only wait on non-file metadata writeback (the mds
struct ceph_snap_context *snapc)
{
struct inode *inode = &ci->vfs_inode;
- struct ceph_cap_snap *capsnap = NULL;
+ struct ceph_cap_snap *capsnap = NULL, *iter;
int put = 0;
bool last = false;
- bool found = false;
bool flush_snaps = false;
bool complete_capsnap = false;
ci->i_wrbuffer_ref, ci->i_wrbuffer_ref_head,
last ? " LAST" : "");
} else {
- list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {
- if (capsnap->context == snapc) {
- found = true;
+ list_for_each_entry(iter, &ci->i_cap_snaps, ci_item) {
+ if (iter->context == snapc) {
+ capsnap = iter;
break;
}
}
- if (!found) {
+ if (!capsnap) {
/*
* The capsnap should already be removed when removing
* auth cap in the case of a forced unmount.
struct ceph_inode_info *ci = ceph_inode(inode);
struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc;
u64 follows = le64_to_cpu(m->snap_follows);
- struct ceph_cap_snap *capsnap;
- bool flushed = false;
+ struct ceph_cap_snap *capsnap = NULL, *iter;
bool wake_ci = false;
bool wake_mdsc = false;
inode, ci, session->s_mds, follows);
spin_lock(&ci->i_ceph_lock);
- list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) {
- if (capsnap->follows == follows) {
- if (capsnap->cap_flush.tid != flush_tid) {
+ list_for_each_entry(iter, &ci->i_cap_snaps, ci_item) {
+ if (iter->follows == follows) {
+ if (iter->cap_flush.tid != flush_tid) {
dout(" cap_snap %p follows %lld tid %lld !="
- " %lld\n", capsnap, follows,
- flush_tid, capsnap->cap_flush.tid);
+ " %lld\n", iter, follows,
+ flush_tid, iter->cap_flush.tid);
break;
}
- flushed = true;
+ capsnap = iter;
break;
} else {
dout(" skipping cap_snap %p follows %lld\n",
- capsnap, capsnap->follows);
+ iter, iter->follows);
}
}
- if (flushed)
+ if (capsnap)
ceph_remove_capsnap(inode, capsnap, &wake_ci, &wake_mdsc);
spin_unlock(&ci->i_ceph_lock);
- if (flushed) {
+ if (capsnap) {
ceph_put_snap_context(capsnap->context);
ceph_put_cap_snap(capsnap);
if (wake_ci)