From patchwork Fri Feb 22 21:23:40 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kevin Wolf X-Patchwork-Id: 222683 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5CF112C029E for ; Sat, 23 Feb 2013 09:31:03 +1100 (EST) Received: from localhost ([::1]:40757 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U9073-0003U4-Fj for incoming@patchwork.ozlabs.org; Fri, 22 Feb 2013 16:25:01 -0500 Received: from eggs.gnu.org ([208.118.235.92]:35826) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U906Q-0002JI-Rd for qemu-devel@nongnu.org; Fri, 22 Feb 2013 16:24:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U906L-0003lr-A3 for qemu-devel@nongnu.org; Fri, 22 Feb 2013 16:24:22 -0500 Received: from mx1.redhat.com ([209.132.183.28]:30448) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U906K-0003lV-Ta for qemu-devel@nongnu.org; Fri, 22 Feb 2013 16:24:17 -0500 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r1MLOF4q022718 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Fri, 22 Feb 2013 16:24:15 -0500 Received: from dhcp-200-207.str.redhat.com (ovpn-116-66.ams2.redhat.com [10.36.116.66]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id r1MLNuFa010868; Fri, 22 Feb 2013 16:24:14 -0500 From: Kevin Wolf To: anthony@codemonkey.ws Date: Fri, 22 Feb 2013 22:23:40 +0100 Message-Id: <1361568231-18198-12-git-send-email-kwolf@redhat.com> In-Reply-To: <1361568231-18198-1-git-send-email-kwolf@redhat.com> References: <1361568231-18198-1-git-send-email-kwolf@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: kwolf@redhat.com, qemu-devel@nongnu.org Subject: [Qemu-devel] [PATCH 11/22] qemu-img: Add "Quiet mode" option X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Miroslav Rezanina There can be a need to turn output to stdout off. This patch adds a -q option that enable "Quiet mode". In Quiet mode, only errors are printed out. Signed-off-by: Miroslav Rezanina Reviewed-by: Kevin Wolf Signed-off-by: Stefan Hajnoczi --- block.c | 12 ++-- blockdev.c | 6 +- include/block/block.h | 3 +- qemu-img-cmds.hx | 28 ++++----- qemu-img.c | 154 ++++++++++++++++++++++++++++++++++---------------- qemu-img.texi | 3 + 6 files changed, 135 insertions(+), 71 deletions(-) diff --git a/block.c b/block.c index 08039d2..a4d7125 100644 --- a/block.c +++ b/block.c @@ -4470,7 +4470,8 @@ bdrv_acct_done(BlockDriverState *bs, BlockAcctCookie *cookie) void bdrv_img_create(const char *filename, const char *fmt, const char *base_filename, const char *base_fmt, - char *options, uint64_t img_size, int flags, Error **errp) + char *options, uint64_t img_size, int flags, + Error **errp, bool quiet) { QEMUOptionParameter *param = NULL, *create_options = NULL; QEMUOptionParameter *backing_fmt, *backing_file, *size; @@ -4579,10 +4580,11 @@ void bdrv_img_create(const char *filename, const char *fmt, } } - printf("Formatting '%s', fmt=%s ", filename, fmt); - print_option_parameters(param); - puts(""); - + if (!quiet) { + printf("Formatting '%s', fmt=%s ", filename, fmt); + print_option_parameters(param); + puts(""); + } ret = bdrv_create(drv, filename, param); if (ret < 0) { if (ret == -ENOTSUP) { diff --git a/blockdev.c b/blockdev.c index ba3759c..b307ed9 100644 --- a/blockdev.c +++ b/blockdev.c @@ -804,7 +804,7 @@ void qmp_transaction(BlockdevActionList *dev_list, Error **errp) bdrv_img_create(new_image_file, format, states->old_bs->filename, states->old_bs->drv->format_name, - NULL, -1, flags, &local_err); + NULL, -1, flags, &local_err, false); if (error_is_set(&local_err)) { error_propagate(errp, local_err); goto delete_and_fail; @@ -1296,7 +1296,7 @@ void qmp_drive_mirror(const char *device, const char *target, /* create new image w/o backing file */ assert(format && drv); bdrv_img_create(target, format, - NULL, NULL, NULL, size, flags, &local_err); + NULL, NULL, NULL, size, flags, &local_err, false); } else { switch (mode) { case NEW_IMAGE_MODE_EXISTING: @@ -1307,7 +1307,7 @@ void qmp_drive_mirror(const char *device, const char *target, bdrv_img_create(target, format, source->filename, source->drv->format_name, - NULL, size, flags, &local_err); + NULL, size, flags, &local_err, false); break; default: abort(); diff --git a/include/block/block.h b/include/block/block.h index 94d84b4..b4a24da 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -353,7 +353,8 @@ int bdrv_load_vmstate(BlockDriverState *bs, uint8_t *buf, void bdrv_img_create(const char *filename, const char *fmt, const char *base_filename, const char *base_fmt, - char *options, uint64_t img_size, int flags, Error **errp); + char *options, uint64_t img_size, int flags, + Error **errp, bool quiet); void bdrv_set_buffer_alignment(BlockDriverState *bs, int align); void *qemu_blockalign(BlockDriverState *bs, size_t size); diff --git a/qemu-img-cmds.hx b/qemu-img-cmds.hx index 259fc14..9283776 100644 --- a/qemu-img-cmds.hx +++ b/qemu-img-cmds.hx @@ -10,27 +10,27 @@ STEXI ETEXI DEF("check", img_check, - "check [-f fmt] [--output=ofmt] [-r [leaks | all]] filename") + "check [-q] [-f fmt] [--output=ofmt] [-r [leaks | all]] filename") STEXI -@item check [-f @var{fmt}] [--output=@var{ofmt}] [-r [leaks | all]] @var{filename} +@item check [-q] [-f @var{fmt}] [--output=@var{ofmt}] [-r [leaks | all]] @var{filename} ETEXI DEF("create", img_create, - "create [-f fmt] [-o options] filename [size]") + "create [-q] [-f fmt] [-o options] filename [size]") STEXI -@item create [-f @var{fmt}] [-o @var{options}] @var{filename} [@var{size}] +@item create [-q] [-f @var{fmt}] [-o @var{options}] @var{filename} [@var{size}] ETEXI DEF("commit", img_commit, - "commit [-f fmt] [-t cache] filename") + "commit [-q] [-f fmt] [-t cache] filename") STEXI -@item commit [-f @var{fmt}] [-t @var{cache}] @var{filename} +@item commit [-q] [-f @var{fmt}] [-t @var{cache}] @var{filename} ETEXI DEF("convert", img_convert, - "convert [-c] [-p] [-f fmt] [-t cache] [-O output_fmt] [-o options] [-s snapshot_name] [-S sparse_size] filename [filename2 [...]] output_filename") + "convert [-c] [-p] [-q] [-f fmt] [-t cache] [-O output_fmt] [-o options] [-s snapshot_name] [-S sparse_size] filename [filename2 [...]] output_filename") STEXI -@item convert [-c] [-p] [-f @var{fmt}] [-t @var{cache}] [-O @var{output_fmt}] [-o @var{options}] [-s @var{snapshot_name}] [-S @var{sparse_size}] @var{filename} [@var{filename2} [...]] @var{output_filename} +@item convert [-c] [-p] [-q] [-f @var{fmt}] [-t @var{cache}] [-O @var{output_fmt}] [-o @var{options}] [-s @var{snapshot_name}] [-S @var{sparse_size}] @var{filename} [@var{filename2} [...]] @var{output_filename} ETEXI DEF("info", img_info, @@ -40,20 +40,20 @@ STEXI ETEXI DEF("snapshot", img_snapshot, - "snapshot [-l | -a snapshot | -c snapshot | -d snapshot] filename") + "snapshot [-q] [-l | -a snapshot | -c snapshot | -d snapshot] filename") STEXI -@item snapshot [-l | -a @var{snapshot} | -c @var{snapshot} | -d @var{snapshot}] @var{filename} +@item snapshot [-q] [-l | -a @var{snapshot} | -c @var{snapshot} | -d @var{snapshot}] @var{filename} ETEXI DEF("rebase", img_rebase, - "rebase [-f fmt] [-t cache] [-p] [-u] -b backing_file [-F backing_fmt] filename") + "rebase [-q] [-f fmt] [-t cache] [-p] [-u] -b backing_file [-F backing_fmt] filename") STEXI -@item rebase [-f @var{fmt}] [-t @var{cache}] [-p] [-u] -b @var{backing_file} [-F @var{backing_fmt}] @var{filename} +@item rebase [-q] [-f @var{fmt}] [-t @var{cache}] [-p] [-u] -b @var{backing_file} [-F @var{backing_fmt}] @var{filename} ETEXI DEF("resize", img_resize, - "resize filename [+ | -]size") + "resize [-q] filename [+ | -]size") STEXI -@item resize @var{filename} [+ | -]@var{size} +@item resize [-q] @var{filename} [+ | -]@var{size} @end table ETEXI diff --git a/qemu-img.c b/qemu-img.c index fa9b2af..3e2996e 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -32,6 +32,7 @@ #include "block/block_int.h" #include #include +#include #ifdef _WIN32 #include @@ -96,6 +97,7 @@ static void help(void) " rebasing in this case (useful for renaming the backing file)\n" " '-h' with or without a command shows this help and lists the supported formats\n" " '-p' show progress of command (only certain commands)\n" + " '-q' use Quiet mode - do not print any output (except errors)\n" " '-S' indicates the consecutive number of bytes that must contain only zeros\n" " for qemu-img to create a sparse image during conversion\n" " '--output' takes the format in which the output must be done (human or json)\n" @@ -119,6 +121,18 @@ static void help(void) exit(1); } +static int qprintf(bool quiet, const char *fmt, ...) +{ + int ret = 0; + if (!quiet) { + va_list args; + va_start(args, fmt); + ret = vprintf(fmt, args); + va_end(args); + } + return ret; +} + #if defined(WIN32) /* XXX: put correct support for win32 */ static int read_password(char *buf, int buf_size) @@ -237,7 +251,8 @@ static int print_block_option_help(const char *filename, const char *fmt) static BlockDriverState *bdrv_new_open(const char *filename, const char *fmt, int flags, - bool require_io) + bool require_io, + bool quiet) { BlockDriverState *bs; BlockDriver *drv; @@ -263,7 +278,7 @@ static BlockDriverState *bdrv_new_open(const char *filename, } if (bdrv_is_encrypted(bs) && require_io) { - printf("Disk image '%s' is encrypted.\n", filename); + qprintf(quiet, "Disk image '%s' is encrypted.\n", filename); if (read_password(password, sizeof(password)) < 0) { error_report("No password given"); goto fail; @@ -312,9 +327,10 @@ static int img_create(int argc, char **argv) const char *base_filename = NULL; char *options = NULL; Error *local_err = NULL; + bool quiet = false; for(;;) { - c = getopt(argc, argv, "F:b:f:he6o:"); + c = getopt(argc, argv, "F:b:f:he6o:q"); if (c == -1) { break; } @@ -343,6 +359,9 @@ static int img_create(int argc, char **argv) case 'o': options = optarg; break; + case 'q': + quiet = true; + break; } } @@ -375,7 +394,7 @@ static int img_create(int argc, char **argv) } bdrv_img_create(filename, fmt, base_filename, base_fmt, - options, img_size, BDRV_O_FLAGS, &local_err); + options, img_size, BDRV_O_FLAGS, &local_err, quiet); if (error_is_set(&local_err)) { error_report("%s", error_get_pretty(local_err)); error_free(local_err); @@ -385,7 +404,7 @@ static int img_create(int argc, char **argv) return 0; } -static void dump_json_image_check(ImageCheck *check) +static void dump_json_image_check(ImageCheck *check, bool quiet) { Error *errp = NULL; QString *str; @@ -396,47 +415,52 @@ static void dump_json_image_check(ImageCheck *check) obj = qmp_output_get_qobject(ov); str = qobject_to_json_pretty(obj); assert(str != NULL); - printf("%s\n", qstring_get_str(str)); + qprintf(quiet, "%s\n", qstring_get_str(str)); qobject_decref(obj); qmp_output_visitor_cleanup(ov); QDECREF(str); } -static void dump_human_image_check(ImageCheck *check) +static void dump_human_image_check(ImageCheck *check, bool quiet) { if (!(check->corruptions || check->leaks || check->check_errors)) { - printf("No errors were found on the image.\n"); + qprintf(quiet, "No errors were found on the image.\n"); } else { if (check->corruptions) { - printf("\n%" PRId64 " errors were found on the image.\n" - "Data may be corrupted, or further writes to the image " - "may corrupt it.\n", - check->corruptions); + qprintf(quiet, "\n%" PRId64 " errors were found on the image.\n" + "Data may be corrupted, or further writes to the image " + "may corrupt it.\n", + check->corruptions); } if (check->leaks) { - printf("\n%" PRId64 " leaked clusters were found on the image.\n" - "This means waste of disk space, but no harm to data.\n", - check->leaks); + qprintf(quiet, + "\n%" PRId64 " leaked clusters were found on the image.\n" + "This means waste of disk space, but no harm to data.\n", + check->leaks); } if (check->check_errors) { - printf("\n%" PRId64 " internal errors have occurred during the check.\n", - check->check_errors); + qprintf(quiet, + "\n%" PRId64 + " internal errors have occurred during the check.\n", + check->check_errors); } } if (check->total_clusters != 0 && check->allocated_clusters != 0) { - printf("%" PRId64 "/%" PRId64 " = %0.2f%% allocated, " - "%0.2f%% fragmented, %0.2f%% compressed clusters\n", - check->allocated_clusters, check->total_clusters, - check->allocated_clusters * 100.0 / check->total_clusters, - check->fragmented_clusters * 100.0 / check->allocated_clusters, - check->compressed_clusters * 100.0 / check->allocated_clusters); + qprintf(quiet, "%" PRId64 "/%" PRId64 " = %0.2f%% allocated, " + "%0.2f%% fragmented, %0.2f%% compressed clusters\n", + check->allocated_clusters, check->total_clusters, + check->allocated_clusters * 100.0 / check->total_clusters, + check->fragmented_clusters * 100.0 / check->allocated_clusters, + check->compressed_clusters * 100.0 / + check->allocated_clusters); } if (check->image_end_offset) { - printf("Image end offset: %" PRId64 "\n", check->image_end_offset); + qprintf(quiet, + "Image end offset: %" PRId64 "\n", check->image_end_offset); } } @@ -496,6 +520,7 @@ static int img_check(int argc, char **argv) int fix = 0; int flags = BDRV_O_FLAGS | BDRV_O_CHECK; ImageCheck *check; + bool quiet = false; fmt = NULL; output = NULL; @@ -508,7 +533,7 @@ static int img_check(int argc, char **argv) {"output", required_argument, 0, OPTION_OUTPUT}, {0, 0, 0, 0} }; - c = getopt_long(argc, argv, "f:hr:", + c = getopt_long(argc, argv, "f:hr:q", long_options, &option_index); if (c == -1) { break; @@ -535,6 +560,9 @@ static int img_check(int argc, char **argv) case OPTION_OUTPUT: output = optarg; break; + case 'q': + quiet = true; + break; } } if (optind >= argc) { @@ -551,7 +579,7 @@ static int img_check(int argc, char **argv) return 1; } - bs = bdrv_new_open(filename, fmt, flags, true); + bs = bdrv_new_open(filename, fmt, flags, true, quiet); if (!bs) { return 1; } @@ -574,12 +602,13 @@ static int img_check(int argc, char **argv) corruptions_fixed = check->corruptions_fixed; if (output_format == OFORMAT_HUMAN) { - printf("The following inconsistencies were found and repaired:\n\n" - " %" PRId64 " leaked clusters\n" - " %" PRId64 " corruptions\n\n" - "Double checking the fixed image now...\n", - check->leaks_fixed, - check->corruptions_fixed); + qprintf(quiet, + "The following inconsistencies were found and repaired:\n\n" + " %" PRId64 " leaked clusters\n" + " %" PRId64 " corruptions\n\n" + "Double checking the fixed image now...\n", + check->leaks_fixed, + check->corruptions_fixed); } ret = collect_image_check(bs, check, filename, fmt, 0); @@ -590,10 +619,10 @@ static int img_check(int argc, char **argv) switch (output_format) { case OFORMAT_HUMAN: - dump_human_image_check(check); + dump_human_image_check(check, quiet); break; case OFORMAT_JSON: - dump_json_image_check(check); + dump_json_image_check(check, quiet); break; } @@ -622,11 +651,12 @@ static int img_commit(int argc, char **argv) int c, ret, flags; const char *filename, *fmt, *cache; BlockDriverState *bs; + bool quiet = false; fmt = NULL; cache = BDRV_DEFAULT_CACHE; for(;;) { - c = getopt(argc, argv, "f:ht:"); + c = getopt(argc, argv, "f:ht:q"); if (c == -1) { break; } @@ -641,6 +671,9 @@ static int img_commit(int argc, char **argv) case 't': cache = optarg; break; + case 'q': + quiet = true; + break; } } if (optind >= argc) { @@ -655,14 +688,14 @@ static int img_commit(int argc, char **argv) return -1; } - bs = bdrv_new_open(filename, fmt, flags, true); + bs = bdrv_new_open(filename, fmt, flags, true, quiet); if (!bs) { return 1; } ret = bdrv_commit(bs); switch(ret) { case 0: - printf("Image committed.\n"); + qprintf(quiet, "Image committed.\n"); break; case -ENOENT: error_report("No disk inserted"); @@ -805,6 +838,7 @@ static int img_convert(int argc, char **argv) const char *snapshot_name = NULL; float local_progress = 0; int min_sparse = 8; /* Need at least 4k of zeros for sparse detection */ + bool quiet = false; fmt = NULL; out_fmt = "raw"; @@ -812,7 +846,7 @@ static int img_convert(int argc, char **argv) out_baseimg = NULL; compress = 0; for(;;) { - c = getopt(argc, argv, "f:O:B:s:hce6o:pS:t:"); + c = getopt(argc, argv, "f:O:B:s:hce6o:pS:t:q"); if (c == -1) { break; } @@ -866,9 +900,16 @@ static int img_convert(int argc, char **argv) case 't': cache = optarg; break; + case 'q': + quiet = true; + break; } } + if (quiet) { + progress = 0; + } + bs_n = argc - optind - 1; if (bs_n < 1) { help(); @@ -897,7 +938,8 @@ static int img_convert(int argc, char **argv) total_sectors = 0; for (bs_i = 0; bs_i < bs_n; bs_i++) { - bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt, BDRV_O_FLAGS, true); + bs[bs_i] = bdrv_new_open(argv[optind + bs_i], fmt, BDRV_O_FLAGS, true, + quiet); if (!bs[bs_i]) { error_report("Could not open '%s'", argv[optind + bs_i]); ret = -1; @@ -1016,7 +1058,7 @@ static int img_convert(int argc, char **argv) return -1; } - out_bs = bdrv_new_open(out_filename, out_fmt, flags, true); + out_bs = bdrv_new_open(out_filename, out_fmt, flags, true, quiet); if (!out_bs) { ret = -1; goto out; @@ -1479,7 +1521,7 @@ static ImageInfoList *collect_image_info_list(const char *filename, g_hash_table_insert(filenames, (gpointer)filename, NULL); bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_NO_BACKING, - false); + false, false); if (!bs) { goto err; } @@ -1605,11 +1647,12 @@ static int img_snapshot(int argc, char **argv) int c, ret = 0, bdrv_oflags; int action = 0; qemu_timeval tv; + bool quiet = false; bdrv_oflags = BDRV_O_FLAGS | BDRV_O_RDWR; /* Parse commandline parameters */ for(;;) { - c = getopt(argc, argv, "la:c:d:h"); + c = getopt(argc, argv, "la:c:d:hq"); if (c == -1) { break; } @@ -1650,6 +1693,9 @@ static int img_snapshot(int argc, char **argv) action = SNAPSHOT_DELETE; snapshot_name = optarg; break; + case 'q': + quiet = true; + break; } } @@ -1659,7 +1705,7 @@ static int img_snapshot(int argc, char **argv) filename = argv[optind++]; /* Open the image */ - bs = bdrv_new_open(filename, NULL, bdrv_oflags, true); + bs = bdrv_new_open(filename, NULL, bdrv_oflags, true, quiet); if (!bs) { return 1; } @@ -1719,6 +1765,7 @@ static int img_rebase(int argc, char **argv) int c, flags, ret; int unsafe = 0; int progress = 0; + bool quiet = false; /* Parse commandline parameters */ fmt = NULL; @@ -1726,7 +1773,7 @@ static int img_rebase(int argc, char **argv) out_baseimg = NULL; out_basefmt = NULL; for(;;) { - c = getopt(argc, argv, "uhf:F:b:pt:"); + c = getopt(argc, argv, "uhf:F:b:pt:q"); if (c == -1) { break; } @@ -1753,9 +1800,16 @@ static int img_rebase(int argc, char **argv) case 't': cache = optarg; break; + case 'q': + quiet = true; + break; } } + if (quiet) { + progress = 0; + } + if ((optind >= argc) || (!unsafe && !out_baseimg)) { help(); } @@ -1777,7 +1831,7 @@ static int img_rebase(int argc, char **argv) * Ignore the old backing file for unsafe rebase in case we want to correct * the reference to a renamed or moved backing file. */ - bs = bdrv_new_open(filename, fmt, flags, true); + bs = bdrv_new_open(filename, fmt, flags, true, quiet); if (!bs) { return 1; } @@ -1989,6 +2043,7 @@ static int img_resize(int argc, char **argv) int c, ret, relative; const char *filename, *fmt, *size; int64_t n, total_size; + bool quiet = false; BlockDriverState *bs = NULL; QemuOpts *param; static QemuOptsList resize_options = { @@ -2017,7 +2072,7 @@ static int img_resize(int argc, char **argv) /* Parse getopt arguments */ fmt = NULL; for(;;) { - c = getopt(argc, argv, "f:h"); + c = getopt(argc, argv, "f:hq"); if (c == -1) { break; } @@ -2029,6 +2084,9 @@ static int img_resize(int argc, char **argv) case 'f': fmt = optarg; break; + case 'q': + quiet = true; + break; } } if (optind >= argc) { @@ -2062,7 +2120,7 @@ static int img_resize(int argc, char **argv) n = qemu_opt_get_size(param, BLOCK_OPT_SIZE, 0); qemu_opts_del(param); - bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_RDWR, true); + bs = bdrv_new_open(filename, fmt, BDRV_O_FLAGS | BDRV_O_RDWR, true, quiet); if (!bs) { ret = -1; goto out; @@ -2082,7 +2140,7 @@ static int img_resize(int argc, char **argv) ret = bdrv_truncate(bs, total_size); switch (ret) { case 0: - printf("Image resized.\n"); + qprintf(quiet, "Image resized.\n"); break; case -ENOTSUP: error_report("This image does not support resize"); diff --git a/qemu-img.texi b/qemu-img.texi index 1a6c9e3..43430fb 100644 --- a/qemu-img.texi +++ b/qemu-img.texi @@ -54,6 +54,9 @@ indicates that target image must be compressed (qcow format only) with or without a command shows help and lists the supported formats @item -p display progress bar (convert and rebase commands only) +@item -q +Quiet mode - do not print any output (except errors). There's no progress bar +in case both @var{-q} and @var{-p} options are used. @item -S @var{size} indicates the consecutive number of bytes that must contain only zeros for qemu-img to create a sparse image during conversion. This value is rounded