summaryrefslogtreecommitdiff
path: root/include/target
diff options
context:
space:
mode:
Diffstat (limited to 'include/target')
-rw-r--r--include/target/target_core_base.h26
1 files changed, 17 insertions, 9 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 97099a5e3f6c..c4d9116904aa 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -157,6 +157,7 @@ enum se_cmd_flags_table {
SCF_USE_CPUID = (1 << 16),
SCF_TASK_ATTR_SET = (1 << 17),
SCF_TREAT_READ_AS_NORMAL = (1 << 18),
+ SCF_TASK_ORDERED_SYNC = (1 << 19),
};
/*
@@ -669,15 +670,19 @@ struct se_lun_acl {
struct se_ml_stat_grps ml_stat_grps;
};
+struct se_dev_entry_io_stats {
+ u32 total_cmds;
+ u32 read_bytes;
+ u32 write_bytes;
+};
+
struct se_dev_entry {
u64 mapped_lun;
u64 pr_res_key;
u64 creation_time;
bool lun_access_ro;
u32 attach_count;
- atomic_long_t total_cmds;
- atomic_long_t read_bytes;
- atomic_long_t write_bytes;
+ struct se_dev_entry_io_stats __percpu *stats;
/* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */
struct kref pr_kref;
struct completion pr_comp;
@@ -800,6 +805,12 @@ struct se_device_queue {
struct se_cmd_queue sq;
};
+struct se_dev_io_stats {
+ u32 total_cmds;
+ u32 read_bytes;
+ u32 write_bytes;
+};
+
struct se_device {
/* Used for SAM Task Attribute ordering */
u32 dev_cur_ordered_id;
@@ -821,13 +832,10 @@ struct se_device {
atomic_long_t num_resets;
atomic_long_t aborts_complete;
atomic_long_t aborts_no_task;
- atomic_long_t num_cmds;
- atomic_long_t read_bytes;
- atomic_long_t write_bytes;
+ struct se_dev_io_stats __percpu *stats;
/* Active commands on this virtual SE device */
- atomic_t non_ordered;
+ struct percpu_ref non_ordered;
bool ordered_sync_in_progress;
- atomic_t delayed_cmd_count;
atomic_t dev_qf_count;
u32 export_count;
spinlock_t delayed_cmd_lock;
@@ -890,7 +898,7 @@ struct target_opcode_descriptor {
u8 specific_timeout;
u16 nominal_timeout;
u16 recommended_timeout;
- bool (*enabled)(struct target_opcode_descriptor *descr,
+ bool (*enabled)(const struct target_opcode_descriptor *descr,
struct se_cmd *cmd);
void (*update_usage_bits)(u8 *usage_bits,
struct se_device *dev);