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| author | Brian King <brking@linux.vnet.ibm.com> | 2013-04-12 08:25:18 -0500 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2013-05-02 11:57:51 -0700 |
| commit | 90f725dbb20557d30e6eb20959bb08cae2661a70 (patch) | |
| tree | 14a759370b085fc4618ee3355e07460ad7cd4ca3 /drivers/scsi/ibmvscsi/ibmvfc.h | |
| parent | 55d29bf00f57200cc8b3d3e3e45614baaf5ca27d (diff) | |
| download | linux-stable-90f725dbb20557d30e6eb20959bb08cae2661a70.tar.gz linux-stable-90f725dbb20557d30e6eb20959bb08cae2661a70.tar.bz2 linux-stable-90f725dbb20557d30e6eb20959bb08cae2661a70.zip | |
[SCSI] ibmvfc: Suppress ABTS if target gone
Adds support for a new VIOS feature that allows ibmvfc to
optimize terminate_rport_io by telling the VIOS the target
is no longer accessible on the fabric and that it should
not send an ABTS out on the fabric to the device.
Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Acked-by: Robert Jennings <rcj@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvfc.h')
| -rw-r--r-- | drivers/scsi/ibmvscsi/ibmvfc.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 3be8af624e6f..219005da37c0 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -208,10 +208,10 @@ struct ibmvfc_npiv_login_resp { u16 error; u32 flags; #define IBMVFC_NATIVE_FC 0x01 -#define IBMVFC_CAN_FLUSH_ON_HALT 0x08 u32 reserved; u64 capabilities; #define IBMVFC_CAN_FLUSH_ON_HALT 0x08 +#define IBMVFC_CAN_SUPPRESS_ABTS 0x10 u32 max_cmds; u32 scsi_id_sz; u64 max_dma_len; @@ -351,6 +351,7 @@ struct ibmvfc_tmf { #define IBMVFC_TMF_LUN_RESET 0x10 #define IBMVFC_TMF_TGT_RESET 0x20 #define IBMVFC_TMF_LUA_VALID 0x40 +#define IBMVFC_TMF_SUPPRESS_ABTS 0x80 u32 cancel_key; u32 my_cancel_key; u32 pad; |