diff options
| author | Jeff Skirvin <jeffrey.d.skirvin@intel.com> | 2012-03-08 22:42:01 -0800 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2012-05-17 14:33:41 -0700 |
| commit | 31a38ef0a5ad12dbe262ca55d0a905657be55a8d (patch) | |
| tree | cf05c3c5fb97670711e58edc6708d7f52e02f418 /drivers/scsi/isci/remote_node_context.h | |
| parent | 08c031e4e3294a66a64074e12482abda846dd39c (diff) | |
| download | linux-3.10-31a38ef0a5ad12dbe262ca55d0a905657be55a8d.tar.gz linux-3.10-31a38ef0a5ad12dbe262ca55d0a905657be55a8d.tar.bz2 linux-3.10-31a38ef0a5ad12dbe262ca55d0a905657be55a8d.zip | |
isci: Implement waiting for suspend in the abort path.
In order to prevent a device from receiving an I/O request while still
in an RNC suspending or resuming state (and therefore failing that
I/O back to libsas with a reset required status) wait for the RNC state
change before proceding in the abort path.
Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/remote_node_context.h')
| -rw-r--r-- | drivers/scsi/isci/remote_node_context.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/isci/remote_node_context.h b/drivers/scsi/isci/remote_node_context.h index 9eee304fdf9..c61c02e095a 100644 --- a/drivers/scsi/isci/remote_node_context.h +++ b/drivers/scsi/isci/remote_node_context.h @@ -170,6 +170,7 @@ struct sci_remote_node_context { */ u32 suspend_type; enum sci_remote_node_suspension_reasons suspend_reason; + u32 suspend_count; /** * This field is true if the remote node context is resuming from its current @@ -203,6 +204,8 @@ void sci_remote_node_context_construct(struct sci_remote_node_context *rnc, bool sci_remote_node_context_is_ready( struct sci_remote_node_context *sci_rnc); +bool sci_remote_node_context_is_suspended(struct sci_remote_node_context *sci_rnc); + enum sci_status sci_remote_node_context_event_handler(struct sci_remote_node_context *sci_rnc, u32 event_code); enum sci_status sci_remote_node_context_destruct(struct sci_remote_node_context *sci_rnc, |