xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[PATCH] sem2mutex: fs/

Browse Source 
Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Eric Van Hensbergen <ericvh@ericvh.myip.org>
Cc: Robert Love <rml@tech9.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: David Woodhouse <dwmw2@infradead.org>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Cc: Trond Myklebust <trond.myklebust@fys.uio.no>
Cc: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ingo Molnar
2006-03-26 01:37:12 -08:00
committed by Linus Torvalds
parent e655a250d5
commit 353ab6e97b
11 changed files with 99 additions and 89 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
fs/nfs/callback.c
View File

@@ -14,6 +14,7 @@
#include <linux/sunrpc/svc.h>
#include <linux/sunrpc/svcsock.h>
#include <linux/nfs_fs.h>
#include <linux/mutex.h>
#include <net/inet_sock.h>
@@ -31,7 +32,7 @@ struct nfs_callback_data {
};
static struct nfs_callback_data nfs_callback_info;
static DECLARE_MUTEX(nfs_callback_sema);
static DEFINE_MUTEX(nfs_callback_mutex);
static struct svc_program nfs4_callback_program;
unsigned int nfs_callback_set_tcpport;
@@ -95,7 +96,7 @@ int nfs_callback_up(void)
int ret = 0;
lock_kernel();
down(&nfs_callback_sema);
mutex_lock(&nfs_callback_mutex);
if (nfs_callback_info.users++ || nfs_callback_info.pid != 0)
goto out;
init_completion(&nfs_callback_info.started);
@@ -121,7 +122,7 @@ int nfs_callback_up(void)
nfs_callback_info.serv = serv;
wait_for_completion(&nfs_callback_info.started);
out:
up(&nfs_callback_sema);
mutex_unlock(&nfs_callback_mutex);
unlock_kernel();
return ret;
out_destroy:
@@ -139,7 +140,7 @@ int nfs_callback_down(void)
int ret = 0;
lock_kernel();
down(&nfs_callback_sema);
mutex_lock(&nfs_callback_mutex);
nfs_callback_info.users--;
do {
if (nfs_callback_info.users != 0 || nfs_callback_info.pid == 0)
@@ -147,7 +148,7 @@ int nfs_callback_down(void)
if (kill_proc(nfs_callback_info.pid, SIGKILL, 1) < 0)
break;
} while (wait_for_completion_timeout(&nfs_callback_info.stopped, 5*HZ) == 0);
up(&nfs_callback_sema);
mutex_unlock(&nfs_callback_mutex);
unlock_kernel();
return ret;
}