diff options
| author | Kevin Wolf <kwolf@redhat.com> | 2023-10-27 17:53:33 +0200 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2023-11-08 17:56:18 +0100 |
| commit | 1f051dcbdf2e4b6f518db731c84e304b2b9d15ce (patch) | |
| tree | c96479cc14a8cc90443bc4f7fe46afbfa76a4006 /block/raw-format.c | |
| parent | a4b740db5ee3db0d5b76a6ea9895875763453187 (diff) | |
block: Protect bs->file with graph_lock
Almost all functions that access bs->file already take the graph
lock now. Add locking to the remaining users and finally annotate the
struct field itself as protected by the graph lock.
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-ID: <20231027155333.420094-25-kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/raw-format.c')
| -rw-r--r-- | block/raw-format.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/block/raw-format.c b/block/raw-format.c index 66741be954..1111dffd54 100644 --- a/block/raw-format.c +++ b/block/raw-format.c @@ -95,9 +95,9 @@ end: return ret; } -static int raw_apply_options(BlockDriverState *bs, BDRVRawState *s, - uint64_t offset, bool has_size, uint64_t size, - Error **errp) +static int GRAPH_RDLOCK +raw_apply_options(BlockDriverState *bs, BDRVRawState *s, uint64_t offset, + bool has_size, uint64_t size, Error **errp) { int64_t real_size = 0; @@ -145,6 +145,9 @@ static int raw_reopen_prepare(BDRVReopenState *reopen_state, uint64_t offset, size; int ret; + GLOBAL_STATE_CODE(); + GRAPH_RDLOCK_GUARD_MAINLOOP(); + assert(reopen_state != NULL); assert(reopen_state->bs != NULL); |