From: nagalakshmi.nandigama@lsi.com Date: Wed, 19 Oct 2011 10:07:24 +0000 (+0530) Subject: [SCSI] mpt2sas: Fix for deadlock between hot plug worker threads and host reset context X-Git-Tag: v3.2-rc1~44^2~38 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=918134efe9893629407af04adf242ee3095bea4a;p=pandora-kernel.git [SCSI] mpt2sas: Fix for deadlock between hot plug worker threads and host reset context This is due to driver reporting a device missing to the OS then the OS sending a SYNC_CACHE request to driver while the IO queues are locked due to host reset. To fix the issue, the driver will be waking up the port enable context immediately when the driver receives the reply message, instead of waiting on the hot plug worker threads. Signed-off-by: Nagalakshmi Nandigama Signed-off-by: James Bottomley --- Reading git-diff-tree failed