@@ -267,20 +267,6 @@ int bdrv_debug_remove_breakpoint(BlockDriverState *bs, const char *tag);
int bdrv_debug_resume(BlockDriverState *bs, const char *tag);
bool bdrv_debug_is_suspended(BlockDriverState *bs, const char *tag);
-/**
- * Locks the AioContext of @bs if it's not the current AioContext. This avoids
- * double locking which could lead to deadlocks: This is a coroutine_fn, so we
- * know we already own the lock of the current AioContext.
- *
- * May only be called in the main thread.
- */
-void coroutine_fn bdrv_co_lock(BlockDriverState *bs);
-
-/**
- * Unlocks the AioContext of @bs if it's not the current AioContext.
- */
-void coroutine_fn bdrv_co_unlock(BlockDriverState *bs);
-
bool bdrv_child_change_aio_context(BdrvChild *c, AioContext *ctx,
GHashTable *visited, Transaction *tran,
Error **errp);
@@ -7431,16 +7431,6 @@ void coroutine_fn bdrv_co_leave(BlockDriverState *bs, AioContext *old_ctx)
bdrv_dec_in_flight(bs);
}
-void coroutine_fn bdrv_co_lock(BlockDriverState *bs)
-{
- /* TODO removed in next patch */
-}
-
-void coroutine_fn bdrv_co_unlock(BlockDriverState *bs)
-{
- /* TODO removed in next patch */
-}
-
static void bdrv_do_remove_aio_context_notifier(BdrvAioNotifier *ban)
{
GLOBAL_STATE_CODE();
@@ -2264,18 +2264,14 @@ void coroutine_fn qmp_block_resize(const char *device, const char *node_name,
return;
}
- bdrv_co_lock(bs);
bdrv_drained_begin(bs);
- bdrv_co_unlock(bs);
old_ctx = bdrv_co_enter(bs);
blk_co_truncate(blk, size, false, PREALLOC_MODE_OFF, 0, errp);
bdrv_co_leave(bs, old_ctx);
- bdrv_co_lock(bs);
bdrv_drained_end(bs);
blk_co_unref(blk);
- bdrv_co_unlock(bs);
}
void qmp_block_stream(const char *job_id, const char *device,
The bdrv_co_lock() and bdrv_co_unlock() functions are already no-ops. Remove them. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> --- include/block/block-global-state.h | 14 -------------- block.c | 10 ---------- blockdev.c | 4 ---- 3 files changed, 28 deletions(-)