forked from luck/tmp_suning_uos_patched
net: make u64_stats_init() a function
Using a function instead of a macro is cleaner and remove following W=1 warnings (extract) In file included from net/ipv6/ip6_vti.c:29:0: net/ipv6/ip6_vti.c: In function ‘vti6_dev_init_gen’: include/linux/netdevice.h:2029:18: warning: variable ‘stat’ set but not used [-Wunused-but-set-variable] typeof(type) *stat; \ ^ net/ipv6/ip6_vti.c:862:16: note: in expansion of macro ‘netdev_alloc_pcpu_stats’ dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats); ^ CC [M] net/ipv6/sit.o In file included from net/ipv6/sit.c:30:0: net/ipv6/sit.c: In function ‘ipip6_tunnel_init’: include/linux/netdevice.h:2029:18: warning: variable ‘stat’ set but not used [-Wunused-but-set-variable] typeof(type) *stat; \ ^ Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -68,11 +68,12 @@ struct u64_stats_sync {
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};
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static inline void u64_stats_init(struct u64_stats_sync *syncp)
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{
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#if BITS_PER_LONG == 32 && defined(CONFIG_SMP)
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# define u64_stats_init(syncp) seqcount_init(syncp.seq)
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#else
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# define u64_stats_init(syncp) do { } while (0)
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seqcount_init(&syncp->seq);
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#endif
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}
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static inline void u64_stats_update_begin(struct u64_stats_sync *syncp)
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{
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