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From: Thomas Monjalon <thomas@monjalon.net>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org,
	Sergio Gonzalez Monroy <sergio.gonzalez.monroy@intel.com>,
	Jianfeng Tan <jianfeng.tan@intel.com>,
	Jerin Jacob <jerin.jacob@caviumnetworks.com>,
	Santosh Shukla <santosh.shukla@caviumnetworks.com>
Subject: Re: [PATCH] eal: force IOVA PA mode if KNI module inserted
Date: Tue, 07 Nov 2017 00:25:35 +0100	[thread overview]
Message-ID: <3773078.IDCL2VCezq@xps> (raw)
In-Reply-To: <20171102000600.85309-1-ferruh.yigit@intel.com>

02/11/2017 01:06, Ferruh Yigit:
> Fix kernel crash with KNI because KNI requires physical addresses.
> 
> When IOVA VA mode used, memzones and mbufs physical address fields
> contain virtual addresses. But KNI relies on these fields to enable
> kernel access for buffers. Those fields having virtual address cause
> crash in kernel.
> 
> This is a workaround until KNI fixed properly to work with virtual
> addresses.
> 
> Fixes: 72d013644bd6 ("mem: honor IOVA mode in malloc virt2phy")
> 
> Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>

Applied, thanks

      parent reply	other threads:[~2017-11-06 23:25 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-02  0:06 [PATCH] eal: force IOVA PA mode if KNI module inserted Ferruh Yigit
2017-11-02  3:58 ` santosh
2017-11-02  9:04   ` Ferruh Yigit
2017-11-06 23:25 ` Thomas Monjalon [this message]

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