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linux/io_uring
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Pavel Begunkov 2905cd48c1 io_uring: mem-account pbuf buckets 
commit cc18cc5e82 upstream.

Potentially, someone may create as many pbuf bucket as there are indexes
in an xarray without any other restrictions bounding our memory usage,
put memory needed for the buckets under memory accounting.

Cc: <stable@vger.kernel.org>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/d34c452e45793e978d26e2606211ec9070d329ea.1659622312.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2022-08-17 15:16:21 +02:00
..
io-wq.c io_uring: move to separate directory 2022-08-17 15:14:20 +02:00
io-wq.h io_uring: move to separate directory 2022-08-17 15:14:20 +02:00
io_uring.c io_uring: mem-account pbuf buckets 2022-08-17 15:16:21 +02:00
Makefile io_uring: move to separate directory 2022-08-17 15:14:20 +02:00