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authorPavel Begunkov <asml.silence@gmail.com>2023-04-13 17:28:08 +0300
committerJens Axboe <axboe@kernel.dk>2023-04-15 23:44:57 +0300
commit4ea15b56f0810f0d8795d475db1bb74b3a7c1b2f (patch)
tree87fada8191a92e179e90b93f594fcc013a05e147 /io_uring/rsrc.h
parenteef81fcaa61e1bc6b7735be65f41bbf1a8efd133 (diff)
downloadlinux-4ea15b56f0810f0d8795d475db1bb74b3a7c1b2f.tar.xz
io_uring/rsrc: use wq for quiescing
Replace completions with waitqueues for rsrc data quiesce, the main wakeup condition is when data refs hit zero. Note that data refs are only changes under ->uring_lock, so we prepare before mutex_unlock() reacquire it after taking the lock back. This change will be needed in the next patch. Signed-off-by: Pavel Begunkov <asml.silence@gmail.com> Link: https://lore.kernel.org/r/1d0dbc74b3b4fd67c8f01819e680c5e0da252956.1681395792.git.asml.silence@gmail.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'io_uring/rsrc.h')
-rw-r--r--io_uring/rsrc.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/io_uring/rsrc.h b/io_uring/rsrc.h
index 88adcb0b7963..d93ba4e9742a 100644
--- a/io_uring/rsrc.h
+++ b/io_uring/rsrc.h
@@ -35,7 +35,6 @@ struct io_rsrc_data {
u64 **tags;
unsigned int nr;
rsrc_put_fn *do_put;
- struct completion done;
int refs;
bool quiesce;
};