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

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Mike Galbraith <umgwanakikbuti@gmail.com> 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@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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[regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull Mike Galbraith <umgwanakikbuti@gmail.com> - 2015-10-01 10:00 +0200
  Re: [regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull Herbert Xu <herbert@gondor.apana.org.au> - 2015-10-01 10:50 +0200
    Re: [regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull Mike Galbraith <umgwanakikbuti@gmail.com> - 2015-10-01 13:20 +0200
      Re: [regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull Herbert Xu <herbert@gondor.apana.org.au> - 2015-10-01 13:30 +0200
        skbuff: Fix checksum start check in skb_postpull_rcsum Herbert Xu <herbert@gondor.apana.org.au> - 2015-10-01 13:40 +0200
          Re: skbuff: Fix checksum start check in skb_postpull_rcsum Mike Galbraith <umgwanakikbuti@gmail.com> - 2015-10-01 13:50 +0200
          Re: skbuff: Fix checksum start check in skb_postpull_rcsum David Miller <davem@davemloft.net> - 2015-10-01 17:10 +0200
            Re: skbuff: Fix checksum start check in skb_postpull_rcsum Herbert Xu <herbert@gondor.apana.org.au> - 2015-10-01 17:20 +0200
  Re: [regression] 6ae459bd skbuff: Fix skb checksum flag on skb pull Yanko Kaneti <yaneti@declera.com> - 2015-10-01 13:00 +0200

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