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Groups > linux.kernel > #1619259
| Path | csiph.com!news.redatomik.org!aioe.org!news.servidellagleba.it!bofh.it!news.nic.it!robomod |
|---|---|
| From | Francois Romieu <romieu@fr.zoreil.com> |
| Newsgroups | linux.kernel |
| Subject | Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") |
| Date | Sat, 08 Apr 2017 12:40:01 +0200 |
| Message-ID | <ttVWF-452-5@gated-at.bofh.it> (permalink) |
| References | <ttGEi-2A6-7@gated-at.bofh.it> <ttGXF-2Kw-43@gated-at.bofh.it> <ttH7k-2Ox-7@gated-at.bofh.it> |
| X-Original-To | ville.syrjala@linux.intel.com |
| X-Greylist | delayed 576 seconds by postgrey-1.27 at vger.kernel.org; Sat, 08 Apr 2017 06:32:49 EDT |
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| Content-Disposition | inline |
| X-Organisation | Land of Sunshine Inc. |
| User-Agent | Mutt/1.5.23 (2014-03-12) |
| Sender | robomod@news.nic.it |
| List-ID | <linux-kernel.vger.kernel.org> |
| X-Mailing-List | linux-kernel@vger.kernel.org |
| Approved | robomod@news.nic.it |
| Lines | 16 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | David Miller <davem@davemloft.net>, eric.dumazet@gmail.com, edumazet@google.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org |
| X-Original-Date | Sat, 8 Apr 2017 12:23:05 +0200 |
| X-Original-Message-ID | <20170408102305.GA4522@electric-eye.fr.zoreil.com> |
| X-Original-References | <20170407181754.GL30290@intel.com> <1491590329.10124.86.camel@edumazet-glaptop3.roam.corp.google.com> <20170407.114216.29873489271414092.davem@davemloft.net> |
| X-Original-Sender | linux-kernel-owner@vger.kernel.org |
| Xref | csiph.com linux.kernel:1619259 |
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David Miller <davem@davemloft.net> : [...] > 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. Yes. Ville, can you rule out irq sharing between the 8139 and some other device ? It's a candidate for unexpected interrupt handler invocation with older pc, even with properly working hardware. -- Ueimor
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[regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") Ville Syrjälä <ville.syrjala@linux.intel.com> - 2017-04-07 20:20 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") Eric Dumazet <eric.dumazet@gmail.com> - 2017-04-07 20:40 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") David Miller <davem@davemloft.net> - 2017-04-07 20:50 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") Francois Romieu <romieu@fr.zoreil.com> - 2017-04-08 12:40 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") tedheadster <tedheadster@gmail.com> - 2017-04-10 16:30 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") Eric Dumazet <edumazet@google.com> - 2017-04-10 17:00 +0200
Re: [regression v4.11] 617f01211baf ("8139too: use napi_complete_done()") Ville Syrjälä <ville.syrjala@linux.intel.com> - 2017-04-10 14:20 +0200
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