From: Bart Van Assche <bvanassche@acm.org>
Date: Wed, 14 Aug 2013 15:37:08 +0000 (+0000)
Subject: libfc: Protect ep->esb_stat changes via ex_lock
X-Git-Tag: v3.13-rc1~99^2^2~10
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d73bea2d3a004698d16ba5face89f0bef383e76;p=pandora-kernel.git

libfc: Protect ep->esb_stat changes via ex_lock

This patch avoids that the WARN_ON(!(ep->esb_stat & ESB_ST_SEQ_INIT))
statement in fc_seq_send_locked() gets triggered sporadically when
running FCoE target code due to concurrent ep->esb_stat modifications.

Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Cc: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
---

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