nvmecontrol: Make the error log page work on native format

As the number of page types proliferates, it becomes untennable to
convert them in read_logpage (especailly since new UUID page types will
need to be supported). Convert the error page printing code to operate
on little endian data.

Sponsored by:		Netflix
Reviewed by:		chuck
Differential Revision:	https://reviews.freebsd.org/D44680
This commit is contained in:
Warner Losh 2024-04-16 16:35:46 -06:00
parent 67163bc485
commit 85656a9a01

View file

@ -193,8 +193,7 @@ read_logpage(int fd, uint8_t log_page, uint32_t nsid, uint8_t lsp,
uint16_t lsi, uint8_t rae, void *payload, uint32_t payload_size)
{
struct nvme_pt_command pt;
struct nvme_error_information_entry *err_entry;
u_int i, err_pages, numd;
u_int numd;
numd = payload_size / sizeof(uint32_t) - 1;
memset(&pt, 0, sizeof(pt));
@ -220,12 +219,6 @@ read_logpage(int fd, uint8_t log_page, uint32_t nsid, uint8_t lsp,
/* Convert data to host endian */
switch (log_page) {
case NVME_LOG_ERROR:
err_entry = (struct nvme_error_information_entry *)payload;
err_pages = payload_size / sizeof(struct nvme_error_information_entry);
for (i = 0; i < err_pages; i++)
nvme_error_information_entry_swapbytes(err_entry++);
break;
case NVME_LOG_HEALTH_INFORMATION:
nvme_health_information_page_swapbytes(
(struct nvme_health_information_page *)payload);
@ -272,17 +265,17 @@ print_log_error(const struct nvme_controller_data *cdata __unused, void *buf, ui
printf("Error Information Log\n");
printf("=====================\n");
if (entry->error_count == 0) {
if (LE2H(entry->error_count) == 0) {
printf("No error entries found\n");
return;
}
nentries = size/sizeof(struct nvme_error_information_entry);
nentries = size / sizeof(struct nvme_error_information_entry);
for (i = 0; i < nentries; i++, entry++) {
if (entry->error_count == 0)
if (LE2H(entry->error_count) == 0)
break;
status = entry->status;
status = LE2H(entry->status);
p = NVME_STATUS_GET_P(status);
sc = NVME_STATUS_GET_SC(status);
@ -292,9 +285,9 @@ print_log_error(const struct nvme_controller_data *cdata __unused, void *buf, ui
printf("Entry %02d\n", i + 1);
printf("=========\n");
printf(" Error count: %ju\n", entry->error_count);
printf(" Submission queue ID: %u\n", entry->sqid);
printf(" Command ID: %u\n", entry->cid);
printf(" Error count: %ju\n", LE2H(entry->error_count));
printf(" Submission queue ID: %u\n", LE2H(entry->sqid));
printf(" Command ID: %u\n", LE2H(entry->cid));
/* TODO: Export nvme_status_string structures from kernel? */
printf(" Status:\n");
printf(" Phase tag: %d\n", p);
@ -302,13 +295,13 @@ print_log_error(const struct nvme_controller_data *cdata __unused, void *buf, ui
printf(" Status code type: %d\n", sct);
printf(" More: %d\n", m);
printf(" DNR: %d\n", dnr);
printf(" Error location: %u\n", entry->error_location);
printf(" LBA: %ju\n", entry->lba);
printf(" Namespace ID: %u\n", entry->nsid);
printf(" Vendor specific info: %u\n", entry->vendor_specific);
printf(" Transport type: %u\n", entry->trtype);
printf(" Command specific info:%ju\n", entry->csi);
printf(" Transport specific: %u\n", entry->ttsi);
printf(" Error location: %u\n", LE2H(entry->error_location));
printf(" LBA: %ju\n", LE2H(entry->lba));
printf(" Namespace ID: %u\n", LE2H(entry->nsid));
printf(" Vendor specific info: %u\n", LE2H(entry->vendor_specific));
printf(" Transport type: %u\n", LE2H(entry->trtype));
printf(" Command specific info:%ju\n", LE2H(entry->csi));
printf(" Transport specific: %u\n", LE2H(entry->ttsi));
}
}