forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

[SCSI] libsas: add mutex for SMP task execution

Browse source 
SAS does not tag SMP requests, and at least one lldd (isci) does not permit
more than one in-flight request at a time.

[jejb: fix sas_init_dev tab issues while we're at it]
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Jeff Skirvin 2011-11-16 09:44:13 +00:00 • committed by James Bottomley
commit 89d3cf6ac3
3 changed files with 34 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

2
include/scsi/libsas.h
View file

@ -153,6 +153,8 @@ struct expander_device {
struct ex_phy *ex_phy;
struct sas_port *parent_port;
struct mutex cmd_mutex;
};
/* ---------- SATA device ---------- */