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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-23 23:44:19 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-03-23 23:44:19 -0500
commit1ebbe2b20091d306453a5cf480a87e6cd28ae76f (patch)
treef5cd7a0fa69b8b1938cb5a0faed2e7b0628072a5 /net/sunrpc
parentac58c9059da8886b5e8cde012a80266b18ca146e (diff)
parent674a396c6d2ba0341ebdd7c1c9950f32f018e2dd (diff)
downloadop-kernel-dev-1ebbe2b20091d306453a5cf480a87e6cd28ae76f.zip
op-kernel-dev-1ebbe2b20091d306453a5cf480a87e6cd28ae76f.tar.gz
Merge branch 'linus'
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/cache.c17
-rw-r--r--net/sunrpc/sched.c11
-rw-r--r--net/sunrpc/svcsock.c8
3 files changed, 19 insertions, 17 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index dcaa0c4..0acccfe 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -26,6 +26,7 @@
#include <linux/proc_fs.h>
#include <linux/net.h>
#include <linux/workqueue.h>
+#include <linux/mutex.h>
#include <asm/ioctls.h>
#include <linux/sunrpc/types.h>
#include <linux/sunrpc/cache.h>
@@ -532,7 +533,7 @@ void cache_clean_deferred(void *owner)
*/
static DEFINE_SPINLOCK(queue_lock);
-static DECLARE_MUTEX(queue_io_sem);
+static DEFINE_MUTEX(queue_io_mutex);
struct cache_queue {
struct list_head list;
@@ -561,7 +562,7 @@ cache_read(struct file *filp, char __user *buf, size_t count, loff_t *ppos)
if (count == 0)
return 0;
- down(&queue_io_sem); /* protect against multiple concurrent
+ mutex_lock(&queue_io_mutex); /* protect against multiple concurrent
* readers on this file */
again:
spin_lock(&queue_lock);
@@ -574,7 +575,7 @@ cache_read(struct file *filp, char __user *buf, size_t count, loff_t *ppos)
}
if (rp->q.list.next == &cd->queue) {
spin_unlock(&queue_lock);
- up(&queue_io_sem);
+ mutex_unlock(&queue_io_mutex);
BUG_ON(rp->offset);
return 0;
}
@@ -621,11 +622,11 @@ cache_read(struct file *filp, char __user *buf, size_t count, loff_t *ppos)
}
if (err == -EAGAIN)
goto again;
- up(&queue_io_sem);
+ mutex_unlock(&queue_io_mutex);
return err ? err : count;
}
-static char write_buf[8192]; /* protected by queue_io_sem */
+static char write_buf[8192]; /* protected by queue_io_mutex */
static ssize_t
cache_write(struct file *filp, const char __user *buf, size_t count,
@@ -639,10 +640,10 @@ cache_write(struct file *filp, const char __user *buf, size_t count,
if (count >= sizeof(write_buf))
return -EINVAL;
- down(&queue_io_sem);
+ mutex_lock(&queue_io_mutex);
if (copy_from_user(write_buf, buf, count)) {
- up(&queue_io_sem);
+ mutex_unlock(&queue_io_mutex);
return -EFAULT;
}
write_buf[count] = '\0';
@@ -651,7 +652,7 @@ cache_write(struct file *filp, const char __user *buf, size_t count,
else
err = -EINVAL;
- up(&queue_io_sem);
+ mutex_unlock(&queue_io_mutex);
return err ? err : count;
}
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 3fc13be..b9969b9 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -18,6 +18,7 @@
#include <linux/smp.h>
#include <linux/smp_lock.h>
#include <linux/spinlock.h>
+#include <linux/mutex.h>
#include <linux/sunrpc/clnt.h>
#include <linux/sunrpc/xprt.h>
@@ -62,7 +63,7 @@ static LIST_HEAD(all_tasks);
/*
* rpciod-related stuff
*/
-static DECLARE_MUTEX(rpciod_sema);
+static DEFINE_MUTEX(rpciod_mutex);
static unsigned int rpciod_users;
struct workqueue_struct *rpciod_workqueue;
@@ -1055,7 +1056,7 @@ rpciod_up(void)
struct workqueue_struct *wq;
int error = 0;
- down(&rpciod_sema);
+ mutex_lock(&rpciod_mutex);
dprintk("rpciod_up: users %d\n", rpciod_users);
rpciod_users++;
if (rpciod_workqueue)
@@ -1078,14 +1079,14 @@ rpciod_up(void)
rpciod_workqueue = wq;
error = 0;
out:
- up(&rpciod_sema);
+ mutex_unlock(&rpciod_mutex);
return error;
}
void
rpciod_down(void)
{
- down(&rpciod_sema);
+ mutex_lock(&rpciod_mutex);
dprintk("rpciod_down sema %d\n", rpciod_users);
if (rpciod_users) {
if (--rpciod_users)
@@ -1102,7 +1103,7 @@ rpciod_down(void)
destroy_workqueue(rpciod_workqueue);
rpciod_workqueue = NULL;
out:
- up(&rpciod_sema);
+ mutex_unlock(&rpciod_mutex);
}
#ifdef RPC_DEBUG
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 5058062..a27905a 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -1296,13 +1296,13 @@ svc_send(struct svc_rqst *rqstp)
xb->page_len +
xb->tail[0].iov_len;
- /* Grab svsk->sk_sem to serialize outgoing data. */
- down(&svsk->sk_sem);
+ /* Grab svsk->sk_mutex to serialize outgoing data. */
+ mutex_lock(&svsk->sk_mutex);
if (test_bit(SK_DEAD, &svsk->sk_flags))
len = -ENOTCONN;
else
len = svsk->sk_sendto(rqstp);
- up(&svsk->sk_sem);
+ mutex_unlock(&svsk->sk_mutex);
svc_sock_release(rqstp);
if (len == -ECONNREFUSED || len == -ENOTCONN || len == -EAGAIN)
@@ -1351,7 +1351,7 @@ svc_setup_socket(struct svc_serv *serv, struct socket *sock,
svsk->sk_lastrecv = get_seconds();
INIT_LIST_HEAD(&svsk->sk_deferred);
INIT_LIST_HEAD(&svsk->sk_ready);
- sema_init(&svsk->sk_sem, 1);
+ mutex_init(&svsk->sk_mutex);
/* Initialize the socket */
if (sock->type == SOCK_DGRAM)
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