* Re: [Bugme-new] [Bug 28542] New: 3c59x.c: Regression since 2.6.36 (incl.), for e. g., TCP stalls on receive
[not found] <bug-28542-10286@https.bugzilla.kernel.org/>
@ 2011-02-07 23:09 ` Andrew Morton
2011-02-08 0:39 ` Ben Hutchings
0 siblings, 1 reply; 2+ messages in thread
From: Andrew Morton @ 2011-02-07 23:09 UTC (permalink / raw)
To: netdev
Cc: bugzilla-daemon, bugme-daemon, Jan Beulich, Ben Hutchings,
Neil Horman, Steffen Klassert, for.poige+bugzilla.kernel.org
On Mon, 7 Feb 2011 18:55:29 GMT
bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=28542
>
> Summary: 3c59x.c: Regression since 2.6.36 (incl.), for e. g.,
> TCP stalls on receive
> Product: Drivers
> Version: 2.5
> Kernel Version: 2.6.36—2.6.37
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: high
> Priority: P1
> Component: Network
> AssignedTo: drivers_network@kernel-bugs.osdl.org
> ReportedBy: for.poige+bugzilla.kernel.org@gmail.com
> Regression: Yes
>
>
> Dump of kernel source bz2 download being stalled:
> http://poige.livejournal.com/475372.html#cutid1 (see the bunch of ACKs
> #5555523).
>
> As a workaround I've just replaced drivers/net/3c59x.c with its former
> (2.6.35.11) version, the connectivity problems are gone now.
>
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [Bugme-new] [Bug 28542] New: 3c59x.c: Regression since 2.6.36 (incl.), for e. g., TCP stalls on receive
2011-02-07 23:09 ` [Bugme-new] [Bug 28542] New: 3c59x.c: Regression since 2.6.36 (incl.), for e. g., TCP stalls on receive Andrew Morton
@ 2011-02-08 0:39 ` Ben Hutchings
0 siblings, 0 replies; 2+ messages in thread
From: Ben Hutchings @ 2011-02-08 0:39 UTC (permalink / raw)
To: for.poige+bugzilla.kernel.org
Cc: netdev, bugzilla-daemon, bugme-daemon, Jan Beulich, Neil Horman,
Steffen Klassert, Andrew Morton
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On Mon, 2011-02-07 at 15:09 -0800, Andrew Morton wrote:
> On Mon, 7 Feb 2011 18:55:29 GMT
> bugzilla-daemon@bugzilla.kernel.org wrote:
[...]
> > Dump of kernel source bz2 download being stalled:
> > http://poige.livejournal.com/475372.html#cutid1 (see the bunch of ACKs
> > #5555523).
That's not a stall, that's selective-ACKing (see the ranges listed on
the right of each ACK line).
> > As a workaround I've just replaced drivers/net/3c59x.c with its former
> > (2.6.35.11) version, the connectivity problems are gone now.
This could just be a coincidence. But it could be that packet loss is
now more likely for some reason. Does the rx_fifo_errors statistic
increase quickly with the later version of the driver? (This seems to
be the only receive error type reported.)
Ben.
--
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.
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[not found] <bug-28542-10286@https.bugzilla.kernel.org/>
2011-02-07 23:09 ` [Bugme-new] [Bug 28542] New: 3c59x.c: Regression since 2.6.36 (incl.), for e. g., TCP stalls on receive Andrew Morton
2011-02-08 0:39 ` Ben Hutchings
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