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-rw-r--r--io_uring/cancel.c17
-rw-r--r--io_uring/cancel.h1
2 files changed, 14 insertions, 4 deletions
diff --git a/io_uring/cancel.c b/io_uring/cancel.c
index 58c46c852bdd..8527ec3cc11f 100644
--- a/io_uring/cancel.c
+++ b/io_uring/cancel.c
@@ -27,11 +27,11 @@ struct io_cancel {
#define CANCEL_FLAGS (IORING_ASYNC_CANCEL_ALL | IORING_ASYNC_CANCEL_FD | \
IORING_ASYNC_CANCEL_ANY | IORING_ASYNC_CANCEL_FD_FIXED)
-static bool io_cancel_cb(struct io_wq_work *work, void *data)
+/*
+ * Returns true if the request matches the criteria outlined by 'cd'.
+ */
+bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd)
{
- struct io_kiocb *req = container_of(work, struct io_kiocb, work);
- struct io_cancel_data *cd = data;
-
if (req->ctx != cd->ctx)
return false;
if (cd->flags & IORING_ASYNC_CANCEL_ANY) {
@@ -48,9 +48,18 @@ static bool io_cancel_cb(struct io_wq_work *work, void *data)
return false;
req->work.cancel_seq = cd->seq;
}
+
return true;
}
+static bool io_cancel_cb(struct io_wq_work *work, void *data)
+{
+ struct io_kiocb *req = container_of(work, struct io_kiocb, work);
+ struct io_cancel_data *cd = data;
+
+ return io_cancel_req_match(req, cd);
+}
+
static int io_async_cancel_one(struct io_uring_task *tctx,
struct io_cancel_data *cd)
{
diff --git a/io_uring/cancel.h b/io_uring/cancel.h
index 6a59ee484d0c..496ce4dac78e 100644
--- a/io_uring/cancel.h
+++ b/io_uring/cancel.h
@@ -21,3 +21,4 @@ int io_try_cancel(struct io_uring_task *tctx, struct io_cancel_data *cd,
void init_hash_table(struct io_hash_table *table, unsigned size);
int io_sync_cancel(struct io_ring_ctx *ctx, void __user *arg);
+bool io_cancel_req_match(struct io_kiocb *req, struct io_cancel_data *cd);