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| author |   Ingo Molnar <mingo@elte.hu> | 2010-08-19 12:48:09 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-08-19 12:48:09 +0200 |
| commit | c8710ad38900153af7a3e6762e99c062cfa46443 (patch) | |
| tree | a0c0632274c4eb72f51e99a5861f71cffe65ea60 /net/wanrouter/wanproc.c | |
| parent | perf, tracing: add missing __percpu markups (diff) | |
| parent | tracing: Clean up seqfile code for format file (diff) | |
| download | linux-dev-c8710ad38900153af7a3e6762e99c062cfa46443.tar.xz linux-dev-c8710ad38900153af7a3e6762e99c062cfa46443.zip | |
Merge branch 'tip/perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/core
Diffstat (limited to 'net/wanrouter/wanproc.c')
| -rw-r--r-- | net/wanrouter/wanproc.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/wanrouter/wanproc.c b/net/wanrouter/wanproc.c index c44d96b3a437..11f25c7a7a05 100644 --- a/net/wanrouter/wanproc.c +++ b/net/wanrouter/wanproc.c @@ -27,7 +27,7 @@ #include <linux/module.h> #include <linux/wanrouter.h> /* WAN router API definitions */ #include <linux/seq_file.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <net/net_namespace.h> #include <asm/io.h> @@ -66,6 +66,7 @@ * /proc/net/router */ +static DEFINE_MUTEX(config_mutex); static struct proc_dir_entry *proc_router; /* Strings */ @@ -85,7 +86,7 @@ static void *r_start(struct seq_file *m, loff_t *pos) struct wan_device *wandev; loff_t l = *pos; - lock_kernel(); + mutex_lock(&config_mutex); if (!l--) return SEQ_START_TOKEN; for (wandev = wanrouter_router_devlist; l-- && wandev; @@ -104,7 +105,7 @@ static void *r_next(struct seq_file *m, void *v, loff_t *pos) static void r_stop(struct seq_file *m, void *v) __releases(kernel_lock) { - unlock_kernel(); + mutex_unlock(&config_mutex); } static int config_show(struct seq_file *m, void *v) |