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authorNicholas Bellinger <nab@linux-iscsi.org>2015-02-14 03:05:31 +0100
committerNicholas Bellinger <nab@linux-iscsi.org>2015-02-14 03:54:49 +0100
commitaa04dae454d087376d97f44710c4422df030a8f2 (patch)
treea8263b0138366f05c60c2b044602af2c7524a126 /drivers
parenttarget: Fail UNMAP when emulate_tpu=0 (diff)
downloadlinux-aa04dae454d087376d97f44710c4422df030a8f2.tar.xz
linux-aa04dae454d087376d97f44710c4422df030a8f2.zip
target: Set LBPWS10 bit in Logical Block Provisioning EVPD
This patch sets the missing LBPWS10 bit within spc_emulate_evpd_b2() in order to signal WRITE_SAME (10) w/ UNMAP support, following the existing LBPWS bit to signal WRITE_SAME (16) w/ UNMAP support. Cc: Martin Petersen <martin.petersen@oracle.com> Cc: Christoph Hellwig <hch@lst.de> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/target/target_core_spc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index 1307600fe726..f041f936a6cd 100644
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -650,7 +650,7 @@ spc_emulate_evpd_b2(struct se_cmd *cmd, unsigned char *buf)
* support the use of the WRITE SAME (16) command to unmap LBAs.
*/
if (dev->dev_attrib.emulate_tpws != 0)
- buf[5] |= 0x40;
+ buf[5] |= 0x40 | 0x20;
return 0;
}