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| Started by | Ben Hutchings <ben.hutchings@codethink.co.uk> |
|---|---|
| First post | 2017-06-29 16:40 +0200 |
| Last post | 2017-06-29 16:40 +0200 |
| Articles | 1 — 1 participant |
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Re: [PATCH 4.4 39/46] r8152: avoid start_xmit to schedule napi when napi is disabled Ben Hutchings <ben.hutchings@codethink.co.uk> - 2017-06-29 16:40 +0200
| From | Ben Hutchings <ben.hutchings@codethink.co.uk> |
|---|---|
| Date | 2017-06-29 16:40 +0200 |
| Subject | Re: [PATCH 4.4 39/46] r8152: avoid start_xmit to schedule napi when napi is disabled |
| Message-ID | <tXILT-ia-1@gated-at.bofh.it> |
On Thu, 2017-06-15 at 19:52 +0200, Greg Kroah-Hartman wrote: > 4.4-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: hayeswang <hayeswang@realtek.com> > > > [ Upstream commit de9bf29dd6e4a8a874cb92f8901aed50a9d0b1d3 ] > > Stop the tx when the napi is disabled to prevent napi_schedule() is > called. [...] > + netif_stop_queue(netdev); > napi_disable(&tp->napi); [...] netif_stop_queue() is not synchronous, so you probably need netif_tx_disable() instead. Ben. -- Ben Hutchings Software Developer, Codethink Ltd.
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