[PATCH v4 02/19] blockdev: Allow resizing everywhere

Max Reitz posted 19 patches 5 years, 11 months ago
Maintainers: Max Reitz <mreitz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Alberto Garcia <berto@igalia.com>, Wen Congyang <wencongyang2@huawei.com>, John Snow <jsnow@redhat.com>, Xie Changlong <xiechanglong.d@gmail.com>, Kevin Wolf <kwolf@redhat.com>, Markus Armbruster <armbru@redhat.com>
[PATCH v4 02/19] blockdev: Allow resizing everywhere
Posted by Max Reitz 5 years, 11 months ago
Block nodes that do not allow resizing should not share BLK_PERM_RESIZE.
It does not matter whether they are the first non-filter in their chain
or not.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
 blockdev.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/blockdev.c b/blockdev.c
index 1745d740ec..011dcfec27 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -3331,11 +3331,6 @@ void qmp_block_resize(bool has_device, const char *device,
     aio_context = bdrv_get_aio_context(bs);
     aio_context_acquire(aio_context);
 
-    if (!bdrv_is_first_non_filter(bs)) {
-        error_setg(errp, QERR_FEATURE_DISABLED, "resize");
-        goto out;
-    }
-
     if (size < 0) {
         error_setg(errp, QERR_INVALID_PARAMETER_VALUE, "size", "a >0 size");
         goto out;
-- 
2.24.1