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| author | Sreekanth Reddy <sreekanth.reddy@avagotech.com> | 2014-12-02 20:58:46 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-01-27 08:29:38 -0800 |
| commit | f3018e1f5a9d4874b011dfa33849c539e63b3aa6 (patch) | |
| tree | 7936e577b426892279a6ac0d71da784657f4e1e5 /drivers | |
| parent | 527400f8941dff30b48c61bc4305366ef1117d18 (diff) | |
| download | lwn-f3018e1f5a9d4874b011dfa33849c539e63b3aa6.tar.gz lwn-f3018e1f5a9d4874b011dfa33849c539e63b3aa6.zip | |
Revert "[SCSI] mpt2sas: Remove phys on topology change."
commit 81a89c2d891b78695aa7e4cc0d5a7427785ae078 upstream.
This reverts commit 3520f9c779bed098ca76dd3fb6377264301d57ed
("mpt2sas: Remove phys on topology change")
Reverting the previous mpt2sas drives patch changes,
since we will observe below issue
Issue:
Drives connected Enclosure/Expander will unregister with
SCSI Transport Layer, if any one remove and add expander
cable with in DMD (Device Missing Delay) time period or
even any one power-off and power-on the Enclosure with in
the DMD period.
Signed-off-by: Sreekanth Reddy <Sreekanth.Reddy@avagotech.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/mpt2sas/mpt2sas_transport.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c index 0d1d06488a28..e689bf20a3ea 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_transport.c +++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c @@ -1006,12 +1006,9 @@ mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, &mpt2sas_phy->remote_identify); _transport_add_phy_to_an_existing_port(ioc, sas_node, mpt2sas_phy, mpt2sas_phy->remote_identify.sas_address); - } else { + } else memset(&mpt2sas_phy->remote_identify, 0 , sizeof(struct sas_identify)); - _transport_del_phy_from_an_existing_port(ioc, sas_node, - mpt2sas_phy); - } if (mpt2sas_phy->phy) mpt2sas_phy->phy->negotiated_linkrate = |