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Commit 0baf2b35 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

ipv4: shrink rt_cache_stat 



Half of the rt_cache_stat fields are no longer used after IP
route cache removal, lets shrink this per cpu area.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a5bb202b

include/net/route.h

+0 −8
Original line number Diff line number Diff line
@@ -88,22 +88,14 @@ struct ip_rt_acct { 
};



struct rt_cache_stat {

        unsigned int in_hit;

        unsigned int in_slow_tot;

        unsigned int in_slow_mc;

        unsigned int in_no_route;

        unsigned int in_brd;

        unsigned int in_martian_dst;

        unsigned int in_martian_src;

        unsigned int out_hit;

        unsigned int out_slow_tot;

        unsigned int out_slow_mc;

        unsigned int gc_total;

        unsigned int gc_ignored;

        unsigned int gc_goal_miss;

        unsigned int gc_dst_overflow;

        unsigned int in_hlist_search;

        unsigned int out_hlist_search;

};



extern struct ip_rt_acct __percpu *ip_rt_acct;

net/ipv4/route.c

+8 −8
Original line number Diff line number Diff line
@@ -295,7 +295,7 @@ static int rt_cpu_seq_show(struct seq_file *seq, void *v) 
	seq_printf(seq,"%08x  %08x %08x %08x %08x %08x %08x %08x "

		   " %08x %08x %08x %08x %08x %08x %08x %08x %08x \n",

		   dst_entries_get_slow(&ipv4_dst_ops),

		   st->in_hit,

		   0, /* st->in_hit */

		   st->in_slow_tot,

		   st->in_slow_mc,

		   st->in_no_route,
@@ -303,16 +303,16 @@ static int rt_cpu_seq_show(struct seq_file *seq, void *v) 
		   st->in_martian_dst,

		   st->in_martian_src,



		   st->out_hit,

		   0, /* st->out_hit */

		   st->out_slow_tot,

		   st->out_slow_mc,



		   st->gc_total,

		   st->gc_ignored,

		   st->gc_goal_miss,

		   st->gc_dst_overflow,

		   st->in_hlist_search,

		   st->out_hlist_search

		   0, /* st->gc_total */

		   0, /* st->gc_ignored */

		   0, /* st->gc_goal_miss */

		   0, /* st->gc_dst_overflow */

		   0, /* st->in_hlist_search */

		   0  /* st->out_hlist_search */

		);

	return 0;

}