diff options
Diffstat (limited to 'qemu-io-cmds.c')
-rw-r--r-- | qemu-io-cmds.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/qemu-io-cmds.c b/qemu-io-cmds.c index e7a02f5b99..f35ea627d7 100644 --- a/qemu-io-cmds.c +++ b/qemu-io-cmds.c @@ -1730,6 +1730,150 @@ static const cmdinfo_t flush_cmd = { .oneline = "flush all in-core file state to disk", }; +static inline int64_t tosector(int64_t bytes) +{ + return bytes >> BDRV_SECTOR_BITS; +} + +static int zone_report_f(BlockBackend *blk, int argc, char **argv) +{ + int ret; + int64_t offset; + unsigned int nr_zones; + + ++optind; + offset = cvtnum(argv[optind]); + ++optind; + nr_zones = cvtnum(argv[optind]); + + g_autofree BlockZoneDescriptor *zones = NULL; + zones = g_new(BlockZoneDescriptor, nr_zones); + ret = blk_zone_report(blk, offset, &nr_zones, zones); + if (ret < 0) { + printf("zone report failed: %s\n", strerror(-ret)); + } else { + for (int i = 0; i < nr_zones; ++i) { + printf("start: 0x%" PRIx64 ", len 0x%" PRIx64 ", " + "cap"" 0x%" PRIx64 ", wptr 0x%" PRIx64 ", " + "zcond:%u, [type: %u]\n", + tosector(zones[i].start), tosector(zones[i].length), + tosector(zones[i].cap), tosector(zones[i].wp), + zones[i].state, zones[i].type); + } + } + return ret; +} + +static const cmdinfo_t zone_report_cmd = { + .name = "zone_report", + .altname = "zrp", + .cfunc = zone_report_f, + .argmin = 2, + .argmax = 2, + .args = "offset number", + .oneline = "report zone information", +}; + +static int zone_open_f(BlockBackend *blk, int argc, char **argv) +{ + int ret; + int64_t offset, len; + ++optind; + offset = cvtnum(argv[optind]); + ++optind; + len = cvtnum(argv[optind]); + ret = blk_zone_mgmt(blk, BLK_ZO_OPEN, offset, len); + if (ret < 0) { + printf("zone open failed: %s\n", strerror(-ret)); + } + return ret; +} + +static const cmdinfo_t zone_open_cmd = { + .name = "zone_open", + .altname = "zo", + .cfunc = zone_open_f, + .argmin = 2, + .argmax = 2, + .args = "offset len", + .oneline = "explicit open a range of zones in zone block device", +}; + +static int zone_close_f(BlockBackend *blk, int argc, char **argv) +{ + int ret; + int64_t offset, len; + ++optind; + offset = cvtnum(argv[optind]); + ++optind; + len = cvtnum(argv[optind]); + ret = blk_zone_mgmt(blk, BLK_ZO_CLOSE, offset, len); + if (ret < 0) { + printf("zone close failed: %s\n", strerror(-ret)); + } + return ret; +} + +static const cmdinfo_t zone_close_cmd = { + .name = "zone_close", + .altname = "zc", + .cfunc = zone_close_f, + .argmin = 2, + .argmax = 2, + .args = "offset len", + .oneline = "close a range of zones in zone block device", +}; + +static int zone_finish_f(BlockBackend *blk, int argc, char **argv) +{ + int ret; + int64_t offset, len; + ++optind; + offset = cvtnum(argv[optind]); + ++optind; + len = cvtnum(argv[optind]); + ret = blk_zone_mgmt(blk, BLK_ZO_FINISH, offset, len); + if (ret < 0) { + printf("zone finish failed: %s\n", strerror(-ret)); + } + return ret; +} + +static const cmdinfo_t zone_finish_cmd = { + .name = "zone_finish", + .altname = "zf", + .cfunc = zone_finish_f, + .argmin = 2, + .argmax = 2, + .args = "offset len", + .oneline = "finish a range of zones in zone block device", +}; + +static int zone_reset_f(BlockBackend *blk, int argc, char **argv) +{ + int ret; + int64_t offset, len; + ++optind; + offset = cvtnum(argv[optind]); + ++optind; + len = cvtnum(argv[optind]); + ret = blk_zone_mgmt(blk, BLK_ZO_RESET, offset, len); + if (ret < 0) { + printf("zone reset failed: %s\n", strerror(-ret)); + } + return ret; +} + +static const cmdinfo_t zone_reset_cmd = { + .name = "zone_reset", + .altname = "zrs", + .cfunc = zone_reset_f, + .argmin = 2, + .argmax = 2, + .args = "offset len", + .oneline = "reset a zone write pointer in zone block device", +}; + static int truncate_f(BlockBackend *blk, int argc, char **argv); static const cmdinfo_t truncate_cmd = { .name = "truncate", @@ -2523,6 +2667,11 @@ static void __attribute((constructor)) init_qemuio_commands(void) qemuio_add_command(&aio_write_cmd); qemuio_add_command(&aio_flush_cmd); qemuio_add_command(&flush_cmd); + qemuio_add_command(&zone_report_cmd); + qemuio_add_command(&zone_open_cmd); + qemuio_add_command(&zone_close_cmd); + qemuio_add_command(&zone_finish_cmd); + qemuio_add_command(&zone_reset_cmd); qemuio_add_command(&truncate_cmd); qemuio_add_command(&length_cmd); qemuio_add_command(&info_cmd); |