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qemu-img: Use qemu_blockalign

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Now that you can use cache=none for the output file in qemu-img, we should
properly align our buffers so that raw-posix doesn't have to use its (smaller)
bounce buffer.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
This commit is contained in:
Kevin Wolf 2011-08-08 14:09:12 +02:00
parent 6cbc3031c8
commit bb1c05973c
1 changed files with 6 additions and 6 deletions
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12
qemu-img.c
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@ -814,7 +814,7 @@ static int img_convert(int argc, char **argv)
bs_i = 0;
bs_offset = 0;
bdrv_get_geometry(bs[0], &bs_sectors);
buf = g_malloc(IO_BUF_SIZE);
buf = qemu_blockalign(out_bs, IO_BUF_SIZE);
if (compress) {
ret = bdrv_get_info(out_bs, &bdi);
@ -986,7 +986,7 @@ out:
qemu_progress_end();
free_option_parameters(create_options);
free_option_parameters(param);
g_free(buf);
qemu_vfree(buf);
if (out_bs) {
bdrv_delete(out_bs);
}
@ -1353,8 +1353,8 @@ static int img_rebase(int argc, char **argv)
uint8_t * buf_new;
float local_progress;
buf_old = g_malloc(IO_BUF_SIZE);
buf_new = g_malloc(IO_BUF_SIZE);
buf_old = qemu_blockalign(bs, IO_BUF_SIZE);
buf_new = qemu_blockalign(bs, IO_BUF_SIZE);
bdrv_get_geometry(bs, &num_sectors);
@ -1410,8 +1410,8 @@ static int img_rebase(int argc, char **argv)
qemu_progress_print(local_progress, 100);
}
g_free(buf_old);
g_free(buf_new);
qemu_vfree(buf_old);
qemu_vfree(buf_new);
}
/*