diff options
| -rw-r--r-- | qemu-img.c | 112 |
1 files changed, 84 insertions, 28 deletions
@@ -4864,28 +4864,93 @@ static int img_bench(const img_cmd_t *ccmd, int argc, char **argv) for (;;) { static const struct option long_options[] = { {"help", no_argument, 0, 'h'}, - {"flush-interval", required_argument, 0, OPTION_FLUSH_INTERVAL}, + {"format", required_argument, 0, 'f'}, {"image-opts", no_argument, 0, OPTION_IMAGE_OPTS}, + {"cache", required_argument, 0, 't'}, + {"count", required_argument, 0, 'c'}, + {"depth", required_argument, 0, 'd'}, + {"offset", required_argument, 0, 'o'}, + {"buffer-size", required_argument, 0, 's'}, + {"step-size", required_argument, 0, 'S'}, + {"write", no_argument, 0, 'w'}, {"pattern", required_argument, 0, OPTION_PATTERN}, + {"flush-interval", required_argument, 0, OPTION_FLUSH_INTERVAL}, {"no-drain", no_argument, 0, OPTION_NO_DRAIN}, + {"aio", required_argument, 0, 'i'}, + {"native", no_argument, 0, 'n'}, {"force-share", no_argument, 0, 'U'}, + {"quiet", no_argument, 0, 'q'}, + {"object", required_argument, 0, OPTION_OBJECT}, {0, 0, 0, 0} }; - c = getopt_long(argc, argv, ":hc:d:f:ni:o:qs:S:t:wU", long_options, - NULL); + c = getopt_long(argc, argv, "hf:t:c:d:o:s:S:wi:nUq", + long_options, NULL); if (c == -1) { break; } switch (c) { - case ':': - missing_argument(argv[optind - 1]); + case 'h': + cmd_help(ccmd, "[-f FMT | --image-opts] [-t CACHE]\n" +" [-c COUNT] [-d DEPTH] [-o OFFSET] [-s BUFFER_SIZE] [-S STEP_SIZE]\n" +" [-w [--pattern PATTERN] [--flush-interval INTERVAL [--no-drain]]]\n" +" [-i AIO] [-n] [-U] [-q] FILE\n" +, +" -f, --format FMT\n" +" specify FILE format explicitly\n" +" --image-opts\n" +" indicates that FILE is a complete image specification\n" +" instead of a file name (incompatible with --format)\n" +" -t, --cache CACHE\n" +" cache mode for FILE (default: " BDRV_DEFAULT_CACHE ")\n" +" -c, --count COUNT\n" +" number of I/O requests to perform\n" +" -d, --depth DEPTH\n" +" number of requests to perform in parallel\n" +" -o, --offset OFFSET\n" +" start first request at this OFFSET\n" +" -s, --buffer-size BUFFER_SIZE[bkKMGTPE]\n" +" size of each I/O request, with optional multiplier suffix\n" +" (powers of 1024, default is 4K)\n" +" -S, --step-size STEP_SIZE[bkKMGTPE]\n" +" each next request offset increment, with optional multiplier suffix\n" +" (powers of 1024, default is the same as BUFFER_SIZE)\n" +" -w, --write\n" +" perform write test (default is read)\n" +" --pattern PATTERN\n" +" write this pattern byte instead of zero\n" +" --flush-interval FLUSH_INTERVAL\n" +" issue flush after this number of requests\n" +" --no-drain\n" +" do not wait when flushing pending requests\n" +" -i, --aio AIO\n" +" async-io backend (threads, native, io_uring)\n" +" -n, --native\n" +" use native AIO backend if possible\n" +" -U, --force-share\n" +" open images in shared mode for concurrent access\n" +" -q, --quiet\n" +" quiet mode (produce only error messages if any)\n" +" --object OBJDEF\n" +" defines QEMU user-creatable object\n" +" FILE\n" +" name of the image file, or option string (key=value,..)\n" +" with --image-opts, to operate on\n" +); break; - case '?': - unrecognized_option(argv[optind - 1]); + case 'f': + fmt = optarg; break; - case 'h': - help(); + case OPTION_IMAGE_OPTS: + image_opts = true; + break; + case 't': + ret = bdrv_parse_cache_mode(optarg, &flags, &writethrough); + if (ret < 0) { + error_report("Invalid cache mode"); + ret = -1; + goto out; + } break; case 'c': { @@ -4909,9 +4974,6 @@ static int img_bench(const img_cmd_t *ccmd, int argc, char **argv) depth = res; break; } - case 'f': - fmt = optarg; - break; case 'n': flags |= BDRV_O_NATIVE_AIO; break; @@ -4932,9 +4994,6 @@ static int img_bench(const img_cmd_t *ccmd, int argc, char **argv) break; } break; - case 'q': - quiet = true; - break; case 's': { int64_t sval; @@ -4959,21 +5018,10 @@ static int img_bench(const img_cmd_t *ccmd, int argc, char **argv) step = sval; break; } - case 't': - ret = bdrv_parse_cache_mode(optarg, &flags, &writethrough); - if (ret < 0) { - error_report("Invalid cache mode"); - ret = -1; - goto out; - } - break; case 'w': flags |= BDRV_O_RDWR; is_write = true; break; - case 'U': - force_share = true; - break; case OPTION_PATTERN: { unsigned long res; @@ -4999,9 +5047,17 @@ static int img_bench(const img_cmd_t *ccmd, int argc, char **argv) case OPTION_NO_DRAIN: drain_on_flush = false; break; - case OPTION_IMAGE_OPTS: - image_opts = true; + case 'U': + force_share = true; break; + case 'q': + quiet = true; + break; + case OPTION_OBJECT: + user_creatable_process_cmdline(optarg); + break; + default: + tryhelp(argv[0]); } } |