From: Sonic Zhang <sonic.zhang@analog.com>
Date: Fri, 21 Dec 2007 09:12:55 +0000 (+0800)
Subject: [Blackfin] serial driver: Fix bug serial driver in DMA mode spams history to console... 
X-Git-Tag: v2.6.25-rc4~144^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99ee7b5f3a68324807650f650f2613bbe281627f;p=pandora-kernel.git

[Blackfin] serial driver: Fix bug serial driver in DMA mode spams history to console on shell restart

http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=2920
Fix by increasing buffer tail immediately before starting tx dma.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <bryan.wu@analog.com>
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