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[PATCH] sem2mutex: misc static one-file mutexes

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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: Dave Jones <davej@codemonkey.org.uk>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Jens Axboe <axboe@suse.de>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Acked-by: Alasdair G Kergon <agk@redhat.com>
Cc: Greg KH <greg@kroah.com>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: "David S. Miller" <davem@davemloft.net>
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 01:37:14 -08:00
committed by Linus Torvalds
parent 353ab6e97b
commit 14cc3e2b63
20 changed files with 172 additions and 157 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
net/ipv4/ipvs/ip_vs_ctl.c
View File

@@ -34,6 +34,7 @@
#include <linux/netfilter.h>
#include <linux/netfilter_ipv4.h>
#include <linux/mutex.h>
#include <net/ip.h>
#include <net/route.h>
@@ -44,7 +45,7 @@
#include <net/ip_vs.h>
/* semaphore for IPVS sockopts. And, [gs]etsockopt may sleep. */
static DECLARE_MUTEX(__ip_vs_mutex);
static DEFINE_MUTEX(__ip_vs_mutex);
/* lock for service table */
static DEFINE_RWLOCK(__ip_vs_svc_lock);
@@ -1950,7 +1951,7 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
/* increase the module use count */
ip_vs_use_count_inc();
if (down_interruptible(&__ip_vs_mutex)) {
if (mutex_lock_interruptible(&__ip_vs_mutex)) {
ret = -ERESTARTSYS;
goto out_dec;
}
@@ -2041,7 +2042,7 @@ do_ip_vs_set_ctl(struct sock *sk, int cmd, void __user *user, unsigned int len)
ip_vs_service_put(svc);
out_unlock:
up(&__ip_vs_mutex);
mutex_unlock(&__ip_vs_mutex);
out_dec:
/* decrease the module use count */
ip_vs_use_count_dec();
@@ -2211,7 +2212,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
if (copy_from_user(arg, user, get_arglen[GET_CMDID(cmd)]) != 0)
return -EFAULT;
if (down_interruptible(&__ip_vs_mutex))
if (mutex_lock_interruptible(&__ip_vs_mutex))
return -ERESTARTSYS;
switch (cmd) {
@@ -2330,7 +2331,7 @@ do_ip_vs_get_ctl(struct sock *sk, int cmd, void __user *user, int *len)
}
out:
up(&__ip_vs_mutex);
mutex_unlock(&__ip_vs_mutex);
return ret;
}

9
net/ipv4/netfilter/ipt_hashlimit.c
View File

@@ -40,6 +40,7 @@
/* FIXME: this is just for IP_NF_ASSERRT */
#include <linux/netfilter_ipv4/ip_conntrack.h>
#include <linux/mutex.h>
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Harald Welte <laforge@netfilter.org>");
@@ -92,7 +93,7 @@ struct ipt_hashlimit_htable {
};
static DEFINE_SPINLOCK(hashlimit_lock); /* protects htables list */
static DECLARE_MUTEX(hlimit_mutex); /* additional checkentry protection */
static DEFINE_MUTEX(hlimit_mutex); /* additional checkentry protection */
static HLIST_HEAD(hashlimit_htables);
static kmem_cache_t *hashlimit_cachep __read_mostly;
@@ -542,13 +543,13 @@ hashlimit_checkentry(const char *tablename,
* call vmalloc, and that can sleep. And we cannot just re-search
* the list of htable's in htable_create(), since then we would
* create duplicate proc files. -HW */
down(&hlimit_mutex);
mutex_lock(&hlimit_mutex);
r->hinfo = htable_find_get(r->name);
if (!r->hinfo && (htable_create(r) != 0)) {
up(&hlimit_mutex);
mutex_unlock(&hlimit_mutex);
return 0;
}
up(&hlimit_mutex);
mutex_unlock(&hlimit_mutex);
/* Ugly hack: For SMP, we only want to use one set */
r->u.master = r;