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block: Mark bdrv_amend_options() and callers GRAPH_RDLOCK

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This adds GRAPH_RDLOCK annotations to declare that callers of
bdrv_amend_options() need to hold a reader lock for the graph. This
removes an assume_graph_lock() call in crypto's implementation.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20230929145157.45443-14-kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2023-09-29 16:51:48 +02:00
parent 4026f1c4f3
commit bd131d6705
4 changed files with 16 additions and 13 deletions
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10
include/block/block_int-common.h
View file

@ -259,12 +259,10 @@ struct BlockDriver {
int coroutine_fn GRAPH_UNLOCKED_PTR (*bdrv_co_create_opts)(
BlockDriver *drv, const char *filename, QemuOpts *opts, Error **errp);
int (*bdrv_amend_options)(BlockDriverState *bs,
QemuOpts *opts,
BlockDriverAmendStatusCB *status_cb,
void *cb_opaque,
bool force,
Error **errp);
int GRAPH_RDLOCK_PTR (*bdrv_amend_options)(
BlockDriverState *bs, QemuOpts *opts,
BlockDriverAmendStatusCB *status_cb, void *cb_opaque,
bool force, Error **errp);
int (*bdrv_make_empty)(BlockDriverState *bs);