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Re-execute the failed SCSI command if iSCSI driver could reinstates the session successfully.

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Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong, Guo <guo.dong@intel.com>
Reviewed-by: Tian, Feng <feng.tian@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15152 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Fu Siyuan
2014-01-22 01:57:06 +00:00
committed by sfu5
parent b36f701d4f
commit cb162780fe
3 changed files with 22 additions and 13 deletions
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20
NetworkPkg/IScsiDxe/IScsiExtScsiPassThru.c
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@@ -1,7 +1,7 @@
/** @file
The implementation of EFI_EXT_SCSI_PASS_THRU_PROTOCOL.
Copyright (c) 2004 - 2011, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -86,6 +86,9 @@ IScsiExtScsiPassThruFunction (
IN EFI_EVENT Event OPTIONAL
)
{
EFI_STATUS Status;
ISCSI_DRIVER_DATA *Private;
if (Target[0] != 0) {
return EFI_INVALID_PARAMETER;
}
@@ -94,7 +97,20 @@ IScsiExtScsiPassThruFunction (
return EFI_INVALID_PARAMETER;
}
return IScsiExecuteScsiCommand (This, Target, Lun, Packet);
Status = IScsiExecuteScsiCommand (This, Target, Lun, Packet);
if ((Status != EFI_SUCCESS) && (Status != EFI_NOT_READY)) {
//
// Try to reinstate the session and re-execute the Scsi command.
//
Private = ISCSI_DRIVER_DATA_FROM_EXT_SCSI_PASS_THRU (This);
if (EFI_ERROR (IScsiSessionReinstatement (Private->Session))) {
return EFI_DEVICE_ERROR;
}
Status = IScsiExecuteScsiCommand (This, Target, Lun, Packet);
}
return Status;
}