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authorDan Williams <dan.j.williams@intel.com>2012-06-21 23:41:41 -0700
committerJames Bottomley <JBottomley@Parallels.com>2012-08-24 13:04:08 +0400
commitca6d43b051b5a061b33c43303b6b4c93b46a34b5 (patch)
tree159875541331b8e087d058a107a6393f287511d0 /Documentation/kernel-parameters.txt
parentd9875690d9b89a866022ff49e3fcea892345ad92 (diff)
downloadop-kernel-dev-ca6d43b051b5a061b33c43303b6b4c93b46a34b5.zip
op-kernel-dev-ca6d43b051b5a061b33c43303b6b4c93b46a34b5.tar.gz
[SCSI] libata: reset once
Hotplug testing with libsas currently encounters a 55 second wait for link recovery to give up. In the case where the user trusts the response time of their devices permit the recovery attempts to be limited to one. Signed-off-by: Dan Williams <dan.j.williams@intel.com> Acked-by: Jeff Garzik <jgarzik@redhat.com> Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index ad7e2e5..2cb2d81 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1350,6 +1350,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
* nohrst, nosrst, norst: suppress hard, soft
and both resets.
+ * rstonce: only attempt one reset during
+ hot-unplug link recovery
+
* dump_id: dump IDENTIFY data.
If there are multiple matching configurations changing
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