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authorEmanuele Giuseppe Esposito <eesposit@redhat.com>2023-02-03 08:17:30 -0500
committerKevin Wolf <kwolf@redhat.com>2023-04-25 13:17:28 +0200
commit0fdb73112b6fb40af46a99e3251c340935a121ad (patch)
treea89127931ce9665df5d90bad47bd9ef6e5f6c74f /include
parenta75e4e43659223bac1c94e11569547ec61d98543 (diff)
thread-pool: use ThreadPool from the running thread
Use qemu_get_current_aio_context() where possible, since we always submit work to the current thread anyways. We want to also be sure that the thread submitting the work is the same as the one processing the pool, to avoid adding synchronization to the pool list. Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com> Message-Id: <20230203131731.851116-4-eesposit@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'include')
-rw-r--r--include/block/thread-pool.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/block/thread-pool.h b/include/block/thread-pool.h
index 95ff2b0bdb..c408bde74c 100644
--- a/include/block/thread-pool.h
+++ b/include/block/thread-pool.h
@@ -29,12 +29,17 @@ typedef struct ThreadPool ThreadPool;
ThreadPool *thread_pool_new(struct AioContext *ctx);
void thread_pool_free(ThreadPool *pool);
+/*
+ * thread_pool_submit* API: submit I/O requests in the thread's
+ * current AioContext.
+ */
BlockAIOCB *thread_pool_submit_aio(ThreadPool *pool,
ThreadPoolFunc *func, void *arg,
BlockCompletionFunc *cb, void *opaque);
int coroutine_fn thread_pool_submit_co(ThreadPool *pool,
ThreadPoolFunc *func, void *arg);
void thread_pool_submit(ThreadPool *pool, ThreadPoolFunc *func, void *arg);
+
void thread_pool_update_params(ThreadPool *pool, struct AioContext *ctx);
#endif