| Date | Sun, 18 Jul 2010 11:27:17 +0300 | From | Pekka Enberg <> | Subject | Re: [PATCH 2/8] Basic zcache functionality |
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Nitin Gupta wrote: > +static void zcache_add_stat(struct zcache_pool *zpool, > + enum zcache_pool_stats_index idx, s64 val) > +{ > + struct zcache_pool_stats_cpu *stats; > + > + preempt_disable(); > + stats = __this_cpu_ptr(zpool->stats); > + u64_stats_update_begin(&stats->syncp); > + stats->count[idx] += val; > + u64_stats_update_end(&stats->syncp); > + preempt_enable(); > + > +}
You should probably use this_cpu_inc() here.
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