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SubjectRe: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()")
From: Eric Dumazet <>
Date: Fri, 07 Apr 2017 11:38:49 -0700

> I do not really see what could be wrong, the code should run just fine
> on UP.

One theory is that the interrupt masking isn't working properly
and interrupts are still arriving and hitting the NAPI state even
when we are actively polling NAPI.

And this problem was masked by the locking done here.

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