netdev - Re: [PATCH net] Call efx_set_channels() before efx->type->dimension

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Tue, 01 Apr 2014 16:27:26 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	sshah@...arflare.com
Cc:	netdev@...r.kernel.org, linux-net-drivers@...arflare.com,
	ben@...adent.org.uk
Subject: Re: [PATCH net] Call efx_set_channels() before
 efx->type->dimension_resources()

From: Shradha Shah <sshah@...arflare.com>
Date: Tue, 1 Apr 2014 13:10:34 +0100

> From: Daniel Pieczko <dpieczko@...arflare.com>
> 
> When using the "separate_tx_channels=1" module parameter, the TX queues are
> initially numbered starting from the first TX-only channel number (after all the
> RX-only channels).  efx_set_channels() renumbers the queues so that they are
> indexed from zero.
> 
> On EF10, the TX queues need to be relabelled in this way before calling the
> dimension_resources NIC type operation, otherwise the TX queue PIO buffers can be
> linked to the wrong VIs when using "separate_tx_channels=1".
> 
> Added comments to explain UC/WC mappings for PIO buffers
> 
> Signed-off-by: Shradha Shah <sshah@...arflare.com>

Applied and queued up for -stable.
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html