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From: David Miller <davem@davemloft.net>
To: tlfalcon@linux.ibm.com
Cc: netdev@vger.kernel.org
Subject: Re: [PATCH net] ibmvnic: Unmap DMA address of TX descriptor buffers after use
Date: Sun, 18 Aug 2019 13:58:08 -0700 (PDT)
Message-ID: <20190818.135808.1309228891811712533.davem@davemloft.net> (raw)
In-Reply-To: <1565812625-24364-1-git-send-email-tlfalcon@linux.ibm.com>

From: Thomas Falcon <tlfalcon@linux.ibm.com>
Date: Wed, 14 Aug 2019 14:57:05 -0500

> There's no need to wait until a completion is received to unmap
> TX descriptor buffers that have been passed to the hypervisor.
> Instead unmap it when the hypervisor call has completed. This patch
> avoids the possibility that a buffer will not be unmapped because
> a TX completion is lost or mishandled.
> 
> Reported-by: Abdul Haleem <abdhalee@linux.vnet.ibm.com>
> Tested-by: Devesh K. Singh <devesh_singh@in.ibm.com>
> Signed-off-by: Thomas Falcon <tlfalcon@linux.ibm.com>

Applied.

      reply index

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 19:57 Thomas Falcon
2019-08-18 20:58 ` David Miller [this message]

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