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authorMike Christie <michaelc@cs.wisc.edu>2010-09-15 16:52:32 -0500
committerJames Bottomley <James.Bottomley@suse.de>2010-10-07 17:09:44 -0500
commit43ca910a9c90566308f39f51ac03a55f94a5f83c (patch)
treea0ced12dbeebd12b0b5ae113ccfc6c6b823bb9e8 /include/scsi
parent[SCSI] lpfc: prep for fc host dev loss tmo support (diff)
downloadlinux-dev-43ca910a9c90566308f39f51ac03a55f94a5f83c.tar.xz
linux-dev-43ca910a9c90566308f39f51ac03a55f94a5f83c.zip
[SCSI] fc class: add fc host dev loss sysfs file
This adds a fc host dev loss sysfs file. Instead of calling into the driver using the get_host_def_dev_loss_tmo callback, we allow drivers to init the dev loss like is done for other fc host params, and then the fc class will handle updating the value if the user writes to the new sysfs file. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'include/scsi')
-rw-r--r--include/scsi/scsi_transport_fc.h7
1 files changed, 3 insertions, 4 deletions
diff --git a/include/scsi/scsi_transport_fc.h b/include/scsi/scsi_transport_fc.h
index 9f98fca9b763..59816fe31e68 100644
--- a/include/scsi/scsi_transport_fc.h
+++ b/include/scsi/scsi_transport_fc.h
@@ -496,7 +496,7 @@ struct fc_host_attrs {
u64 fabric_name;
char symbolic_name[FC_SYMBOLIC_NAME_SIZE];
char system_hostname[FC_SYMBOLIC_NAME_SIZE];
- u32 def_dev_loss_tmo;
+ u32 dev_loss_tmo;
/* Private (Transport-managed) Attributes */
enum fc_tgtid_binding_type tgtid_bind_type;
@@ -581,8 +581,8 @@ struct fc_host_attrs {
(((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q_name)
#define fc_host_devloss_work_q(x) \
(((struct fc_host_attrs *)(x)->shost_data)->devloss_work_q)
-#define fc_host_def_dev_loss_tmo(x) \
- (((struct fc_host_attrs *)(x)->shost_data)->def_dev_loss_tmo)
+#define fc_host_dev_loss_tmo(x) \
+ (((struct fc_host_attrs *)(x)->shost_data)->dev_loss_tmo)
struct fc_bsg_buffer {
@@ -643,7 +643,6 @@ struct fc_function_template {
void (*get_host_fabric_name)(struct Scsi_Host *);
void (*get_host_symbolic_name)(struct Scsi_Host *);
void (*set_host_system_hostname)(struct Scsi_Host *);
- void (*get_host_def_dev_loss_tmo)(struct Scsi_Host *);
struct fc_host_statistics * (*get_fc_host_stats)(struct Scsi_Host *);
void (*reset_fc_host_stats)(struct Scsi_Host *);