From: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Date: Wed, 16 Nov 2011 09:44:13 +0000 (+0000)
Subject: [SCSI] libsas: add mutex for SMP task execution
X-Git-Tag: v3.4-rc1~145^2~48
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=89d3cf6ac3cdc4f15a82709f8c78ed169a98be5b;p=pandora-kernel.git

[SCSI] libsas: add mutex for SMP task execution

SAS does not tag SMP requests, and at least one lldd (isci) does not permit
more than one in-flight request at a time.

[jejb: fix sas_init_dev tab issues while we're at it]
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---

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