diff options
| author | Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> | 2011-08-17 17:41:09 +0100 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2011-08-23 14:15:17 +0200 |
| commit | 3fba9d8198a50f69e80aba8458d26cf1654e6e26 (patch) | |
| tree | 36dae7fa0db1bef5d8cb22374aec59f237bd8747 /qemu-img.c | |
| parent | de33b1f3ddef8d6b4d53dbd4ae049262de2d3f02 (diff) | |
qemu-img: print error codes when convert fails
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qemu-img.c')
| -rw-r--r-- | qemu-img.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/qemu-img.c b/qemu-img.c index 2fee782217..0561d77f9d 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -870,7 +870,8 @@ static int img_convert(int argc, char **argv) ret = bdrv_read(bs[bs_i], bs_num, buf2, nlow); if (ret < 0) { - error_report("error while reading"); + error_report("error while reading sector %" PRId64 ": %s", + bs_num, strerror(-ret)); goto out; } @@ -888,8 +889,8 @@ static int img_convert(int argc, char **argv) ret = bdrv_write_compressed(out_bs, sector_num, buf, cluster_sectors); if (ret != 0) { - error_report("error while compressing sector %" PRId64, - sector_num); + error_report("error while compressing sector %" PRId64 + ": %s", sector_num, strerror(-ret)); goto out; } } @@ -952,7 +953,8 @@ static int img_convert(int argc, char **argv) ret = bdrv_read(bs[bs_i], sector_num - bs_offset, buf, n); if (ret < 0) { - error_report("error while reading"); + error_report("error while reading sector %" PRId64 ": %s", + sector_num - bs_offset, strerror(-ret)); goto out; } /* NOTE: at the same time we convert, we do not write zero @@ -971,7 +973,8 @@ static int img_convert(int argc, char **argv) is_allocated_sectors(buf1, n, &n1)) { ret = bdrv_write(out_bs, sector_num, buf1, n1); if (ret < 0) { - error_report("error while writing"); + error_report("error while writing sector %" PRId64 + ": %s", sector_num, strerror(-ret)); goto out; } } |