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>
master
Stefan Hajnoczi 2011-08-17 17:41:09 +01:00 committed by Kevin Wolf
parent de33b1f3dd
commit 3fba9d8198
1 changed files with 8 additions and 5 deletions

View File

@ -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;
}
}