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From: Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
To: Kleber Sacilotto de Souza
	<klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Roland Dreier <roland-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
	Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Hal Rosenstock
	<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Jack Morgenstein
	<jackm-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
Subject: Re: [PATCH] IB/mlx4: Fail post send command on error recovery
Date: Tue, 2 Apr 2013 12:15:50 +0300	[thread overview]
Message-ID: <515AA1C6.7070804@mellanox.com> (raw)
In-Reply-To: <1364496315-7588-1-git-send-email-klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>

On 28/03/2013 20:45, Kleber Sacilotto de Souza wrote:
> When the PCI adapter is going through error recovery, a call to
> mlx4_ib_post_send() will return success without the command actually
> arriving to the hardware. Adding a call to pci_channel_offline() to
> check the state of the PCI slot and returning an error will allow the
> upper layers to be aware that the command didn't succeed.

Is putting this call in fast path common practice in other (e.g 
Ethernet) drivers?

Or.
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  parent reply	other threads:[~2013-04-02  9:15 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-28 18:45 [PATCH] IB/mlx4: Fail post send command on error recovery Kleber Sacilotto de Souza
     [not found] ` <1364496315-7588-1-git-send-email-klebers-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-02  9:15   ` Or Gerlitz [this message]
     [not found]     ` <515AA1C6.7070804-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2013-04-02 11:24       ` Jack Morgenstein
2013-04-02 17:00   ` Roland Dreier
     [not found]     ` <CAL1RGDW7wMVmyFhCv-Ei8Mbca-Y9yv+nygzfREU2_TozNSZ60A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-04 13:01       ` Kleber Sacilotto de Souza
     [not found]         ` <515D79B3.4090808-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-04 14:00           ` Jack Morgenstein
     [not found]             ` <201304041700.40349.jackm-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2013-04-04 21:45               ` Or Gerlitz
     [not found]                 ` <CAJZOPZ+dgtQRX_sfcDc=aSOW553Twi0oqNjREeminQ2tnZeEmQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-08 13:51                   ` Kleber Sacilotto de Souza
     [not found]                     ` <5162CB51.3080600-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2013-04-08 15:47                       ` Or Gerlitz
2013-04-04 21:45           ` Or Gerlitz
     [not found]             ` <CAJZOPZLgCMDmTO-qqZXm9Y9xv+xCh5bezz3A_nBn6BEtB-G+0A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-04 21:49               ` Roland Dreier
     [not found]                 ` <CAL1RGDU=hn7hMy0ECQ7AOQqmuB8R6+BT6JUudNS_6rPBKr2UtQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-04-08 14:07                   ` Kleber Sacilotto de Souza

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