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Commit dbd2915c authored by Andrew Morton's avatar Andrew Morton Committed by David S. Miller
Browse files

[IPV4]: RT_CACHE_STAT_INC() warning fix 



BUG: using smp_processor_id() in preemptible [00000001] code: rpc.statd/2408

And it _is_ a bug, but I guess we don't care enough to add preempt_disable().

Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7eb9b2f5

net/ipv4/route.c

+2 −1
Original line number Diff line number Diff line
@@ -241,7 +241,8 @@ static int rt_hash_log; 
static unsigned int		rt_hash_rnd;



static DEFINE_PER_CPU(struct rt_cache_stat, rt_cache_stat);

#define RT_CACHE_STAT_INC(field) (__get_cpu_var(rt_cache_stat).field++)

#define RT_CACHE_STAT_INC(field) \

	(per_cpu(rt_cache_stat, raw_smp_processor_id()).field++)



static int rt_intern_hash(unsigned hash, struct rtable *rth,

				struct rtable **res);