Re: [regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull

From: Herbert Xu
Date: Thu Oct 01 2015 - 04:42:31 EST


Mike Galbraith <umgwanakikbuti@xxxxxxxxx> wrote:
>
> homer:/usr/local/src/kernel/linux-3.x.git # time strace -vvvfFtT git remote update 2> /strace.out
> Fetching origin
>
> real 2m9.164s
> user 0m1.616s
> sys 0m0.316s
>
> 2 minutes of thumb twiddling should have been..
>
> homer:/usr/local/src/kernel/linux-3.x.git # time git remote update
> Fetching origin
>
> real 0m0.213s
> user 0m0.156s
> sys 0m0.036s
>
> Daemon runs as user git like so, with all repositories living in ~git:
> /usr/lib/git/git-daemon --syslog --detach --reuseaddr --user=git --group=daemon --pid-file=/var/run/git-daemon.pid --export-all --user-path
>
> Bisected and post bisect verified by applying/removing a revert.

So do you use VXLANs?

If this patch is indeed causing the regression you should be able
to spot some differences in the tcpdump. Can you confirm this?

Thanks,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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