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ocssd: print ocssd chunk info in identify app

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Get Log Page - Chunk Information could return info
of all chunks. In order to have a glance of them,
by default, get information of 8 chunks starting
from the first chunk.

Change-Id: I7c395f631a3e7f02d59ad6758b347e249baa9c3d
Signed-off-by: Xiaodong Liu <xiaodong.liu@intel.com>
Reviewed-on: https://review.gerrithub.io/411593
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Xiaodong Liu 2018-05-15 22:20:28 +08:00 committed by Changpeng Liu
parent ade59b217b
commit d4a5ef7eab
1 changed files with 58 additions and 1 deletions
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59
examples/nvme/identify/identify.c
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@ -47,6 +47,8 @@
#define MAX_DISCOVERY_LOG_ENTRIES ((uint64_t)1000) #define MAX_DISCOVERY_LOG_ENTRIES ((uint64_t)1000)
#define NUM_CHUNK_INFO_ENTRIES 8
static int outstanding_commands; static int outstanding_commands;
struct feature { struct feature {
@ -76,6 +78,8 @@ static uint64_t g_discovery_page_numrec;
static struct spdk_ocssd_geometry_data geometry_data; static struct spdk_ocssd_geometry_data geometry_data;
static struct spdk_ocssd_chunk_information g_ocssd_chunk_info_page[NUM_CHUNK_INFO_ENTRIES ];
static bool g_hex_dump = false; static bool g_hex_dump = false;
static int g_shm_id = -1; static int g_shm_id = -1;
@ -396,7 +400,6 @@ get_discovery_log_page(struct spdk_nvme_ctrlr *ctrlr)
return 0; return 0;
} }
static void static void
get_log_pages(struct spdk_nvme_ctrlr *ctrlr) get_log_pages(struct spdk_nvme_ctrlr *ctrlr)
{ {
@ -465,6 +468,29 @@ get_log_pages(struct spdk_nvme_ctrlr *ctrlr)
} }
} }
static int
get_ocssd_chunk_info_log_page(struct spdk_nvme_ns *ns)
{
struct spdk_nvme_ctrlr *ctrlr = spdk_nvme_ns_get_ctrlr(ns);
int nsid = spdk_nvme_ns_get_id(ns);
outstanding_commands = 0;
if (spdk_nvme_ctrlr_cmd_get_log_page(ctrlr, SPDK_OCSSD_LOG_CHUNK_INFO,
nsid, &g_ocssd_chunk_info_page, sizeof(g_ocssd_chunk_info_page), 0,
get_log_page_completion, NULL) == 0) {
outstanding_commands++;
} else {
printf("get_ocssd_chunk_info_log_page() failed\n");
return -1;
}
while (outstanding_commands) {
spdk_nvme_ctrlr_process_admin_completions(ctrlr);
}
return 0;
}
static void static void
get_ocssd_geometry(struct spdk_nvme_ns *ns, struct spdk_ocssd_geometry_data *geometry_data) get_ocssd_geometry(struct spdk_nvme_ns *ns, struct spdk_ocssd_geometry_data *geometry_data)
{ {
@ -553,6 +579,35 @@ print_ascii_string(const void *buf, size_t size)
} }
} }
static void
print_ocssd_chunk_info(struct spdk_ocssd_chunk_information *chk_info, int chk_num)
{
int i;
char *cs_str, *ct_str;
printf("OCSSD Chunk Info Glance\n");
printf("======================\n");
for (i = 0; i < chk_num; i++) {
cs_str = chk_info[i].cs.free ? "Free" :
chk_info[i].cs.closed ? "Closed" :
chk_info[i].cs.open ? "Open" :
chk_info[i].cs.offline ? "Offline" : "Unknown";
ct_str = chk_info[i].ct.seq_write ? "Sequential Write" :
chk_info[i].ct.rnd_write ? "Random Write" : "Unknown";
printf("------------\n");
printf("Chunk index: %d\n", i);
printf("Chunk state: %s(0x%x)\n", cs_str, *(uint8_t *) & (chk_info[i].cs));
printf("Chunk type (write mode): %s\n", ct_str);
printf("Chunk type (size_deviate): %s\n", chk_info[i].ct.size_deviate ? "Yes" : "No");
printf("Wear-level Index: %d\n", chk_info[i].wli);
printf("Starting LBA: %ld\n", chk_info[i].slba);
printf("Number of blocks in chunk: %ld\n", chk_info[i].cnlb);
printf("Write Pointer: %ld\n", chk_info[i].wp);
}
}
static void static void
print_ocssd_geometry(struct spdk_ocssd_geometry_data *geometry_data) print_ocssd_geometry(struct spdk_ocssd_geometry_data *geometry_data)
{ {
@ -692,6 +747,8 @@ print_namespace(struct spdk_nvme_ns *ns)
if (spdk_nvme_ctrlr_is_ocssd_supported(spdk_nvme_ns_get_ctrlr(ns))) { if (spdk_nvme_ctrlr_is_ocssd_supported(spdk_nvme_ns_get_ctrlr(ns))) {
get_ocssd_geometry(ns, &geometry_data); get_ocssd_geometry(ns, &geometry_data);
print_ocssd_geometry(&geometry_data); print_ocssd_geometry(&geometry_data);
get_ocssd_chunk_info_log_page(ns);
print_ocssd_chunk_info(g_ocssd_chunk_info_page, NUM_CHUNK_INFO_ENTRIES);
} }
} }