lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

target: Set LBPWS10 bit in Logical Block Provisioning EVPD

Browse Source 
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>
This commit is contained in:
Nicholas Bellinger 2015-02-14 02:05:31 +00:00
parent 61fdb4acc8
commit aa04dae454
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/target/target_core_spc.c
View File

@ -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;
}