diff options
| author | Steven Whitehouse <steve@chygwyn.com> | 2006-08-09 16:00:57 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-09-22 14:54:15 -0700 |
| commit | a22ec367b08455f95fa0096ce1999950b6f6911c (patch) | |
| tree | ca6a3be19df20cf63b513d8540e9dc84b5e33bc4 /net/decnet/dn_fib.c | |
| parent | a8731cbf61c8768ea129780b70dc7dfc6795aad4 (diff) | |
| download | lwn-a22ec367b08455f95fa0096ce1999950b6f6911c.tar.gz lwn-a22ec367b08455f95fa0096ce1999950b6f6911c.zip | |
[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/dn_fib.c')
| -rw-r--r-- | net/decnet/dn_fib.c | 10 |
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: |