aboutsummaryrefslogtreecommitdiff
path: root/net/decnet
diff options
context:
space:
mode:
authorSteven Whitehouse <steve@chygwyn.com>2006-08-09 16:00:57 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:54:15 -0700
commita22ec367b08455f95fa0096ce1999950b6f6911c (patch)
treeca6a3be19df20cf63b513d8540e9dc84b5e33bc4 /net/decnet
parenta8731cbf61c8768ea129780b70dc7dfc6795aad4 (diff)
downloadlinux-stericsson-a22ec367b08455f95fa0096ce1999950b6f6911c.tar.gz
[DECNET]: Convert rwlock to spinlock
As per Stephen Hemminger's recent patch to ipv4/fib_semantics.c this is the same change but for DECnet. Signed-off-by: Steven Whitehouse <steve@chygwyn.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
-rw-r--r--net/decnet/dn_fib.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/net/decnet/dn_fib.c b/net/decnet/dn_fib.c
index 846df3954a63..ed5fb5c3eab5 100644
--- a/net/decnet/dn_fib.c
+++ b/net/decnet/dn_fib.c
@@ -59,7 +59,7 @@ extern int dn_cache_dump(struct sk_buff *skb, struct netlink_callback *cb);
static DEFINE_SPINLOCK(dn_fib_multipath_lock);
static struct dn_fib_info *dn_fib_info_list;
-static DEFINE_RWLOCK(dn_fib_info_lock);
+static DEFINE_SPINLOCK(dn_fib_info_lock);
static struct
{
@@ -97,7 +97,7 @@ void dn_fib_free_info(struct dn_fib_info *fi)
void dn_fib_release_info(struct dn_fib_info *fi)
{
- write_lock(&dn_fib_info_lock);
+ spin_lock(&dn_fib_info_lock);
if (fi && --fi->fib_treeref == 0) {
if (fi->fib_next)
fi->fib_next->fib_prev = fi->fib_prev;
@@ -108,7 +108,7 @@ void dn_fib_release_info(struct dn_fib_info *fi)
fi->fib_dead = 1;
dn_fib_info_put(fi);
}
- write_unlock(&dn_fib_info_lock);
+ spin_unlock(&dn_fib_info_lock);
}
static inline int dn_fib_nh_comp(const struct dn_fib_info *fi, const struct dn_fib_info *ofi)
@@ -379,13 +379,13 @@ link_it:
fi->fib_treeref++;
atomic_inc(&fi->fib_clntref);
- write_lock(&dn_fib_info_lock);
+ spin_lock(&dn_fib_info_lock);
fi->fib_next = dn_fib_info_list;
fi->fib_prev = NULL;
if (dn_fib_info_list)
dn_fib_info_list->fib_prev = fi;
dn_fib_info_list = fi;
- write_unlock(&dn_fib_info_lock);
+ spin_unlock(&dn_fib_info_lock);
return fi;
err_inval: