On Fri, 2015-08-28 at 14:09 -0700, Joe Perches wrote: > On Fri, 2015-08-28 at 13:55 -0700, Eric Dumazet wrote: > > On Fri, 2015-08-28 at 13:53 -0700, Joe Perches wrote: > > > On Fri, 2015-08-28 at 13:33 -0700, Eric Dumazet wrote: > > > > We do not bother for small struct. > > > > > > > > Here, the array is big enough that David prefers having an explicit > > > > memset() so that it clearly shows that author of this code was aware of > > > > this. > > > > > > It's 288 bytes on stack, maybe a kzalloc would be clearer too. > > > > Could you read patch history and check why this has been rejected ? > > I don't see a rejection, just that the initial > submission didn't check the allocation or add > an allocation buffer via kcalloc/kzalloc to the > inet6_fill_ifla6_attrs caller and change the > snmp6_fill_stats arguments. > > It could also eliminate the put_unaligned calls.
Not really. You do not properly read this code. put_unaligned is happening on a space allocated from rtnetlink skb, not the temp space needed to perform the per cpu folding. > > https://lkml.org/lkml/2015/8/25/114 > > Was there some other thread? Same thread https://lkml.org/lkml/2015/8/25/476 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
