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blkdebug: Allow command-line file configuration

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Introduce the "image" option as an alternative to specifying the image
through the filename.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2013-12-20 19:28:15 +01:00 committed by Kevin Wolf
parent d095b46533
commit 4373593d51
1 changed files with 3 additions and 9 deletions
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12
block/blkdebug.c
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@ -374,7 +374,7 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags,
BDRVBlkdebugState *s = bs->opaque; BDRVBlkdebugState *s = bs->opaque;
QemuOpts *opts; QemuOpts *opts;
Error *local_err = NULL; Error *local_err = NULL;
const char *filename, *config; const char *config;
int ret; int ret;
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort); opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
@ -396,14 +396,8 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags,
s->state = 1; s->state = 1;
/* Open the backing file */ /* Open the backing file */
filename = qemu_opt_get(opts, "x-image"); ret = bdrv_open_image(&bs->file, qemu_opt_get(opts, "x-image"), options, "image",
if (filename == NULL) { flags, true, false, &local_err);
error_setg(errp, "Could not retrieve image file name");
ret = -EINVAL;
goto fail;
}
ret = bdrv_file_open(&bs->file, filename, NULL, NULL, flags, &local_err);
if (ret < 0) { if (ret < 0) {
error_propagate(errp, local_err); error_propagate(errp, local_err);
goto fail; goto fail;