Adding upstream version 2.14.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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94a061187a
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GPG key ID:
FBB4F0E80A80222F
572 changed files with 4636 additions and 1730 deletions
275
logging.c
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275
logging.c
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <inttypes.h>
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#include <signal.h>
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#include <stdint.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include <sys/syslog.h>
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#include <sys/time.h>
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#include <linux/types.h>
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#include <libnvme.h>
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#include <libnvme-mi.h>
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#include <ccan/endian/endian.h>
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#include "logging.h"
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#include "util/sighdl.h"
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#include "nvme-print.h"
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struct submit_data {
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struct timeval start;
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struct timeval end;
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};
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int log_level;
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static struct submit_data sb;
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int map_log_level(int verbose, bool quiet)
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{
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int log_level;
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/*
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* LOG_NOTICE is unused thus the user has to provide two 'v' for getting
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* any feedback at all. Thus skip this level
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*/
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verbose++;
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switch (verbose) {
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case 0:
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log_level = LOG_WARNING;
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break;
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case 1:
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log_level = LOG_NOTICE;
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break;
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case 2:
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log_level = LOG_INFO;
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break;
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default:
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log_level = LOG_DEBUG;
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break;
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}
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if (quiet)
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log_level = LOG_ERR;
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return log_level;
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}
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static void nvme_show_common(struct nvme_passthru_cmd *cmd)
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{
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nvme_show_key_value("opcode ", "%02x", cmd->opcode);
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nvme_show_key_value("flags ", "%02x", cmd->flags);
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nvme_show_key_value("rsvd1 ", "%04x", cmd->rsvd1);
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nvme_show_key_value("nsid ", "%08x", cmd->nsid);
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nvme_show_key_value("cdw2 ", "%08x", cmd->cdw2);
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nvme_show_key_value("cdw3 ", "%08x", cmd->cdw3);
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nvme_show_key_value("data_len ", "%08x", cmd->data_len);
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nvme_show_key_value("metadata_len ", "%08x", cmd->metadata_len);
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nvme_show_key_value("addr ", "%"PRIx64"", (uint64_t)(uintptr_t)cmd->addr);
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nvme_show_key_value("metadata ", "%"PRIx64"", (uint64_t)(uintptr_t)cmd->metadata);
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nvme_show_key_value("cdw10 ", "%08x", cmd->cdw10);
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nvme_show_key_value("cdw11 ", "%08x", cmd->cdw11);
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nvme_show_key_value("cdw12 ", "%08x", cmd->cdw12);
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nvme_show_key_value("cdw13 ", "%08x", cmd->cdw13);
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nvme_show_key_value("cdw14 ", "%08x", cmd->cdw14);
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nvme_show_key_value("cdw15 ", "%08x", cmd->cdw15);
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nvme_show_key_value("timeout_ms ", "%08x", cmd->timeout_ms);
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}
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static void nvme_show_command(struct nvme_passthru_cmd *cmd, int err)
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{
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nvme_show_common(cmd);
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nvme_show_key_value("result ", "%08x", cmd->result);
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nvme_show_key_value("err ", "%d", err);
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}
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static void nvme_show_command64(struct nvme_passthru_cmd64 *cmd, int err)
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{
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nvme_show_common((struct nvme_passthru_cmd *)cmd);
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nvme_show_key_value("result ", "%"PRIx64"", (uint64_t)(uintptr_t)cmd->result);
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nvme_show_key_value("err ", "%d", err);
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}
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static void nvme_show_latency(struct timeval start, struct timeval end)
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{
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nvme_show_key_value("latency ", "%llu us",
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(unsigned long long)((end.tv_sec - start.tv_sec) * 1000000 +
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(end.tv_usec - start.tv_usec)));
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}
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static void nvme_log_retry(int errnum)
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{
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if (log_level < LOG_DEBUG)
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return;
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printf("passthru command returned '%s'\n", strerror(errnum));
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}
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int nvme_submit_passthru(int fd, unsigned long ioctl_cmd,
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struct nvme_passthru_cmd *cmd, __u32 *result)
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{
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struct timeval start;
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struct timeval end;
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int err = 0;
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if (log_level >= LOG_DEBUG)
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gettimeofday(&start, NULL);
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if (!nvme_cfg.dry_run) {
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retry:
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err = ioctl(fd, ioctl_cmd, cmd);
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if (err && (errno == EAGAIN ||
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(errno == EINTR && !nvme_sigint_received))) {
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nvme_log_retry(errno);
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goto retry;
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}
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}
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if (log_level >= LOG_DEBUG) {
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gettimeofday(&end, NULL);
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nvme_show_command(cmd, err);
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nvme_show_latency(start, end);
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}
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if (err >= 0 && result)
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*result = cmd->result;
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return err;
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}
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int nvme_submit_passthru64(int fd, unsigned long ioctl_cmd,
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struct nvme_passthru_cmd64 *cmd,
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__u64 *result)
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{
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struct timeval start;
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struct timeval end;
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int err = 0;
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if (log_level >= LOG_DEBUG)
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gettimeofday(&start, NULL);
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if (!nvme_cfg.dry_run) {
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retry:
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err = ioctl(fd, ioctl_cmd, cmd);
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if (err && (errno == EAGAIN ||
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(errno == EINTR && !nvme_sigint_received))) {
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nvme_log_retry(errno);
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goto retry;
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}
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}
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if (log_level >= LOG_DEBUG) {
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gettimeofday(&end, NULL);
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nvme_show_command64(cmd, err);
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nvme_show_latency(start, end);
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}
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if (err >= 0 && result)
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*result = cmd->result;
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return err;
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}
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static void nvme_show_req_admin(const struct nvme_mi_admin_req_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len)
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{
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struct nvme_passthru_cmd cmd = {
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.opcode = hdr->opcode,
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.flags = hdr->flags,
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.nsid = le32_to_cpu(hdr->cdw1),
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.cdw2 = le32_to_cpu(hdr->cdw2),
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.cdw3 = le32_to_cpu(hdr->cdw3),
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.addr = (uint64_t)(uintptr_t)data,
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.data_len = data_len,
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.cdw10 = le32_to_cpu(hdr->cdw10),
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.cdw11 = le32_to_cpu(hdr->cdw11),
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.cdw12 = le32_to_cpu(hdr->cdw12),
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.cdw13 = le32_to_cpu(hdr->cdw13),
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.cdw14 = le32_to_cpu(hdr->cdw14),
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.cdw15 = le32_to_cpu(hdr->cdw15),
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};
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nvme_show_common(&cmd);
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nvme_show_key_value("doff ", "%08x", le32_to_cpu(hdr->doff));
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nvme_show_key_value("dlen ", "%08x", le32_to_cpu(hdr->dlen));
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}
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static void nvme_show_req(__u8 type, const struct nvme_mi_msg_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len)
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{
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if (type != NVME_MI_MSGTYPE_NVME)
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return;
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switch (hdr->nmp >> 3 & 0xf) {
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case NVME_MI_MT_CONTROL:
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break;
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case NVME_MI_MT_MI:
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break;
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case NVME_MI_MT_ADMIN:
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nvme_show_req_admin((struct nvme_mi_admin_req_hdr *)hdr, hdr_len, data, data_len);
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break;
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case NVME_MI_MT_PCIE:
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break;
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case NVME_MI_MT_AE:
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break;
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default:
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break;
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}
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}
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void *nvme_mi_submit_entry(__u8 type, const struct nvme_mi_msg_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len)
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{
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memset(&sb, 0, sizeof(sb));
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if (log_level >= LOG_DEBUG) {
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nvme_show_req(type, hdr, hdr_len, data, data_len);
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gettimeofday(&sb.start, NULL);
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}
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return &sb;
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}
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static void nvme_show_resp_admin(const struct nvme_mi_admin_resp_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len)
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{
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printf("result : %08x\n", le32_to_cpu(hdr->cdw0));
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printf("err : %d\n", hdr->status);
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}
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static void nvme_show_resp(__u8 type, const struct nvme_mi_msg_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len)
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{
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if (type != NVME_MI_MSGTYPE_NVME)
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return;
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switch (hdr->nmp >> 3 & 0xf) {
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case NVME_MI_MT_CONTROL:
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break;
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case NVME_MI_MT_MI:
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break;
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case NVME_MI_MT_ADMIN:
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nvme_show_resp_admin((struct nvme_mi_admin_resp_hdr *)hdr, hdr_len, data, data_len);
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break;
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case NVME_MI_MT_PCIE:
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break;
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case NVME_MI_MT_AE:
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break;
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default:
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break;
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}
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}
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void nvme_mi_submit_exit(__u8 type, const struct nvme_mi_msg_hdr *hdr, size_t hdr_len,
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const void *data, size_t data_len, void *user_data)
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{
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struct submit_data *sb = user_data;
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if (log_level >= LOG_DEBUG) {
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gettimeofday(&sb->end, NULL);
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nvme_show_resp(type, hdr, hdr_len, data, data_len);
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nvme_show_latency(sb->start, sb->end);
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}
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}
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