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qla2xxx: Enable Target counters in DebugFS.

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Following counters are added in target mode to help debugging efforts.

Target Counters

qla_core_sbt_cmd = 0
qla_core_ret_sta_ctio = 0
qla_core_ret_ctio = 0
core_qla_que_buf = 0
core_qla_snd_status = 0
core_qla_free_cmd = 0
num alloc iocb failed = 0
num term exchange sent = 0
num Q full sent = 0

Signed-off-by: Himanshu Madhani <himanshu.madhani@qlogic.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Himanshu Madhani
2015-12-17 14:56:58 -05:00
committed by Nicholas Bellinger
parent 2f56a7f1b5
commit ce1025cd4b
6 changed files with 84 additions and 1 deletions
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15
drivers/scsi/qla2xxx/qla_def.h
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@@ -3342,6 +3342,8 @@ struct qla_hw_data {
uint32_t chain_offset;
struct dentry *dfs_dir;
struct dentry *dfs_fce;
struct dentry *dfs_tgt_counters;
dma_addr_t fce_dma;
void *fce;
uint32_t fce_bufs;
@@ -3499,6 +3501,18 @@ struct qla_hw_data {
int allow_cna_fw_dump;
};
struct qla_tgt_counters {
uint64_t qla_core_sbt_cmd;
uint64_t core_qla_que_buf;
uint64_t qla_core_ret_ctio;
uint64_t core_qla_snd_status;
uint64_t qla_core_ret_sta_ctio;
uint64_t core_qla_free_cmd;
uint64_t num_q_full_sent;
uint64_t num_alloc_iocb_failed;
uint64_t num_term_xchg_sent;
};
/*
* Qlogic scsi host structure
*/
@@ -3651,6 +3665,7 @@ typedef struct scsi_qla_host {
atomic_t vref_count;
struct qla8044_reset_template reset_tmplt;
struct qla_tgt_counters tgt_counters;
} scsi_qla_host_t;
#define SET_VP_IDX 1