From: Alexander Schmidt <alexs@linux.vnet.ibm.com>
Date: Wed, 9 Dec 2009 18:11:04 +0000 (-0800)
Subject: IB/ehca: Rework destroy_eq()
X-Git-Tag: v2.6.33-rc1~60^2^4~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9420269428b3dc80c98e52beac60a3976fbef7d2;p=pandora-kernel.git

IB/ehca: Rework destroy_eq()

The ibmebus_free_irq() function, which might sleep, was called with
interrupts disabled.  To fix this, make sure that no interrupts are
running by killing the interrupt tasklet.  Also lock the
shca_list_lock to protect against the poll_eqs_timer running
concurrently.

Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---

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