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authorPavel Begunkov <asml.silence@gmail.com>2020-01-28 03:15:47 +0300
committerJens Axboe <axboe@kernel.dk>2020-01-29 03:44:40 +0300
commiteba6f5a330cf042bb0001f0b5e8cbf21be1b25d6 (patch)
tree08c2440a6666fc85c612855b9a21c3614a57dd20 /fs/io-wq.h
parentcccf0ee834559ae0b327b40290e14f6a2a017177 (diff)
downloadlinux-eba6f5a330cf042bb0001f0b5e8cbf21be1b25d6.tar.xz
io-wq: allow grabbing existing io-wq
Export a helper to attach to an existing io-wq, rather than setting up a new one. This is doable now that we have reference counted io_wq's. Reported-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/io-wq.h')
-rw-r--r--fs/io-wq.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/io-wq.h b/fs/io-wq.h
index 167316ad447e..c42602c58c56 100644
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -99,6 +99,7 @@ struct io_wq_data {
};
struct io_wq *io_wq_create(unsigned bounded, struct io_wq_data *data);
+bool io_wq_get(struct io_wq *wq, struct io_wq_data *data);
void io_wq_destroy(struct io_wq *wq);
void io_wq_enqueue(struct io_wq *wq, struct io_wq_work *work);