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block/qapi: Convert qmp_query_block() to BlockBackend 

Much more command code needs conversion.  I start with this one
because it's using bdrv_dev_* functions, which I'm about to lift into
BlockBackend.

While there, give bdrv_query_info() internal linkage.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Benoît Canet <benoit.canet@nodalink.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2014-10-07 13:59:23 +02:00 committed by Kevin Wolf
parent 26f8b3a847
commit d829a2115f
2 changed files with 8 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
block/qapi.c
View File

@ -28,6 +28,7 @@
#include "qapi-visit.h" #include "qapi-visit.h"
#include "qapi/qmp-output-visitor.h" #include "qapi/qmp-output-visitor.h"
#include "qapi/qmp/types.h" #include "qapi/qmp/types.h"
#include "sysemu/block-backend.h"
#ifdef __linux__ #ifdef __linux__
#include <linux/fs.h> #include <linux/fs.h>
#include <sys/ioctl.h> #include <sys/ioctl.h>
@ -264,15 +265,15 @@ void bdrv_query_image_info(BlockDriverState *bs,
} }
/* @p_info will be set only on success. */ /* @p_info will be set only on success. */
void bdrv_query_info(BlockDriverState *bs, static void bdrv_query_info(BlockBackend *blk, BlockInfo **p_info,
BlockInfo **p_info, Error **errp)
Error **errp)
{ {
BlockInfo *info = g_malloc0(sizeof(*info)); BlockInfo *info = g_malloc0(sizeof(*info));
BlockDriverState *bs = blk_bs(blk);
BlockDriverState *bs0; BlockDriverState *bs0;
ImageInfo **p_image_info; ImageInfo **p_image_info;
Error *local_err = NULL; Error *local_err = NULL;
info->device = g_strdup(bdrv_get_device_name(bs)); info->device = g_strdup(blk_name(blk));
info->type = g_strdup("unknown"); info->type = g_strdup("unknown");
info->locked = bdrv_dev_is_medium_locked(bs); info->locked = bdrv_dev_is_medium_locked(bs);
info->removable = bdrv_dev_has_removable_media(bs); info->removable = bdrv_dev_has_removable_media(bs);
@ -360,12 +361,12 @@ static BlockStats *bdrv_query_stats(const BlockDriverState *bs)
BlockInfoList *qmp_query_block(Error **errp) BlockInfoList *qmp_query_block(Error **errp)
{ {
BlockInfoList *head = NULL, **p_next = &head; BlockInfoList *head = NULL, **p_next = &head;
BlockDriverState *bs = NULL; BlockBackend *blk;
Error *local_err = NULL; Error *local_err = NULL;
while ((bs = bdrv_next(bs))) { for (blk = blk_next(NULL); blk; blk = blk_next(blk)) {
BlockInfoList *info = g_malloc0(sizeof(*info)); BlockInfoList *info = g_malloc0(sizeof(*info));
bdrv_query_info(bs, &info->value, &local_err); bdrv_query_info(blk, &info->value, &local_err);
if (local_err) { if (local_err) {
error_propagate(errp, local_err); error_propagate(errp, local_err);
goto err; goto err;

3
include/block/qapi.h
View File

@ -36,9 +36,6 @@ int bdrv_query_snapshot_info_list(BlockDriverState *bs,
void bdrv_query_image_info(BlockDriverState *bs, void bdrv_query_image_info(BlockDriverState *bs,
ImageInfo **p_info, ImageInfo **p_info,
Error **errp); Error **errp);
void bdrv_query_info(BlockDriverState *bs,
BlockInfo **p_info,
Error **errp);
void bdrv_snapshot_dump(fprintf_function func_fprintf, void *f, void bdrv_snapshot_dump(fprintf_function func_fprintf, void *f,
QEMUSnapshotInfo *sn); QEMUSnapshotInfo *sn);