From: Eric Dumazet <[email protected]> Date: Thu, 28 Apr 2016 06:33:24 -0700
> From: Eric Dumazet <[email protected]> > > I accidentally replaced BH disabling by preemption disabling > in SNMP_ADD_STATS64() and SNMP_UPD_PO_STATS64() on 32bit builds. > > For 64bit stats on 32bit arch, we really need to disable BH, > since the "struct u64_stats_sync syncp" might be manipulated > both from process and BH contexts. > > Fixes: 6aef70a851ac ("net: snmp: kill various STATS_USER() helpers") > Reported-by: Nicolas Dichtel <[email protected]> > Tested-by: Nicolas Dichtel <[email protected]> > Signed-off-by: Eric Dumazet <[email protected]> Applied.
