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ceph: switch from BKL to lock_flocks()

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Switch from using the BKL explicitly to the new lock_flocks() interface.
Eventually this will turn into a spinlock.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2010-09-22 19:57:10 -07:00
parent fca4451acf
commit 496e59553c
1 changed files with 6 additions and 5 deletions
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11
fs/ceph/mds_client.c
View file

@ -1,11 +1,12 @@
#include <linux/ceph/ceph_debug.h>
#include <linux/fs.h>
#include <linux/wait.h>
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/smp_lock.h>
#include <linux/debugfs.h>
#include <linux/seq_file.h>
#include <linux/smp_lock.h>
#include "super.h"
#include "mds_client.h"
@ -2369,13 +2370,13 @@ static int encode_caps_cb(struct inode *inode, struct ceph_cap *cap,
ceph_pagelist_set_cursor(pagelist, &trunc_point);
do {
lock_kernel();
lock_flocks();
ceph_count_locks(inode, &num_fcntl_locks,
&num_flock_locks);
rec.v2.flock_len = (2*sizeof(u32) +
(num_fcntl_locks+num_flock_locks) *
sizeof(struct ceph_filelock));
unlock_kernel();
unlock_flocks();
/* pre-alloc pagelist */
ceph_pagelist_truncate(pagelist, &trunc_point);
@ -2386,12 +2387,12 @@ static int encode_caps_cb(struct inode *inode, struct ceph_cap *cap,
/* encode locks */
if (!err) {
lock_kernel();
lock_flocks();
err = ceph_encode_locks(inode,
pagelist,
num_fcntl_locks,
num_flock_locks);
unlock_kernel();
unlock_flocks();
}
} while (err == -ENOSPC);
} else {