diff options
| -rw-r--r-- | block.c | 19 | ||||
| -rw-r--r-- | block/qcow2.c | 15 | ||||
| -rw-r--r-- | include/block/block_int.h | 6 |
3 files changed, 14 insertions, 26 deletions
@@ -3935,16 +3935,12 @@ void bdrv_reopen_commit(BDRVReopenState *reopen_state) BlockDriver *drv; BlockDriverState *bs; BdrvChild *child; - bool old_can_write, new_can_write; assert(reopen_state != NULL); bs = reopen_state->bs; drv = bs->drv; assert(drv != NULL); - old_can_write = - !bdrv_is_read_only(bs) && !(bdrv_get_flags(bs) & BDRV_O_INACTIVE); - /* If there are any driver level actions to take */ if (drv->bdrv_reopen_commit) { drv->bdrv_reopen_commit(reopen_state); @@ -3988,21 +3984,6 @@ void bdrv_reopen_commit(BDRVReopenState *reopen_state) } bdrv_refresh_limits(bs, NULL); - - new_can_write = - !bdrv_is_read_only(bs) && !(bdrv_get_flags(bs) & BDRV_O_INACTIVE); - if (!old_can_write && new_can_write && drv->bdrv_reopen_bitmaps_rw) { - Error *local_err = NULL; - if (drv->bdrv_reopen_bitmaps_rw(bs, &local_err) < 0) { - /* This is not fatal, bitmaps just left read-only, so all following - * writes will fail. User can remove read-only bitmaps to unblock - * writes. - */ - error_reportf_err(local_err, - "%s: Failed to make dirty bitmaps writable: ", - bdrv_get_node_name(bs)); - } - } } /* diff --git a/block/qcow2.c b/block/qcow2.c index 53a025703e..8b05933565 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -1835,6 +1835,20 @@ fail: static void qcow2_reopen_commit(BDRVReopenState *state) { qcow2_update_options_commit(state->bs, state->opaque); + if (state->flags & BDRV_O_RDWR) { + Error *local_err = NULL; + + if (qcow2_reopen_bitmaps_rw(state->bs, &local_err) < 0) { + /* + * This is not fatal, bitmaps just left read-only, so all following + * writes will fail. User can remove read-only bitmaps to unblock + * writes or retry reopen. + */ + error_reportf_err(local_err, + "%s: Failed to make dirty bitmaps writable: ", + bdrv_get_node_name(state->bs)); + } + } g_free(state->opaque); } @@ -5406,7 +5420,6 @@ BlockDriver bdrv_qcow2 = { .bdrv_detach_aio_context = qcow2_detach_aio_context, .bdrv_attach_aio_context = qcow2_attach_aio_context, - .bdrv_reopen_bitmaps_rw = qcow2_reopen_bitmaps_rw, .bdrv_co_can_store_new_dirty_bitmap = qcow2_co_can_store_new_dirty_bitmap, .bdrv_co_remove_persistent_dirty_bitmap = qcow2_co_remove_persistent_dirty_bitmap, diff --git a/include/block/block_int.h b/include/block/block_int.h index 32fb493cbb..ca4ccac4c1 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -547,12 +547,6 @@ struct BlockDriver { uint64_t parent_perm, uint64_t parent_shared, uint64_t *nperm, uint64_t *nshared); - /** - * Bitmaps should be marked as 'IN_USE' in the image on reopening image - * as rw. This handler should realize it. It also should unset readonly - * field of BlockDirtyBitmap's in case of success. - */ - int (*bdrv_reopen_bitmaps_rw)(BlockDriverState *bs, Error **errp); bool (*bdrv_co_can_store_new_dirty_bitmap)(BlockDriverState *bs, const char *name, uint32_t granularity, |