qemu-img.c (25956af3fe5dd0385ad8017bc768a6afe41e2a74) qemu-img.c (e54ee1b385a9d084b4052b6db7391ea2fd799fa8)
1/*
2 * QEMU disk image utility
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

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3792 }
3793
3794 /*
3795 * Change the backing file. All clusters that are different from the old
3796 * backing file are overwritten in the COW file now, so the visible content
3797 * doesn't change when we switch the backing file.
3798 */
3799 if (out_baseimg && *out_baseimg) {
1/*
2 * QEMU disk image utility
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

--- 3783 unchanged lines hidden (view full) ---

3792 }
3793
3794 /*
3795 * Change the backing file. All clusters that are different from the old
3796 * backing file are overwritten in the COW file now, so the visible content
3797 * doesn't change when we switch the backing file.
3798 */
3799 if (out_baseimg && *out_baseimg) {
3800 ret = bdrv_change_backing_file(bs, out_baseimg, out_basefmt);
3800 ret = bdrv_change_backing_file(bs, out_baseimg, out_basefmt, false);
3801 } else {
3801 } else {
3802 ret = bdrv_change_backing_file(bs, NULL, NULL);
3802 ret = bdrv_change_backing_file(bs, NULL, NULL, false);
3803 }
3804
3805 if (ret == -ENOSPC) {
3806 error_report("Could not change the backing file to '%s': No "
3807 "space left in the file header", out_baseimg);
3808 } else if (ret < 0) {
3809 error_report("Could not change the backing file to '%s': %s",
3810 out_baseimg, strerror(-ret));

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3804
3805 if (ret == -ENOSPC) {
3806 error_report("Could not change the backing file to '%s': No "
3807 "space left in the file header", out_baseimg);
3808 } else if (ret < 0) {
3809 error_report("Could not change the backing file to '%s': %s",
3810 out_baseimg, strerror(-ret));

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