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io_uring: add helpers for 2 level table alloc
authorPavel Begunkov <asml.silence@gmail.com>
Mon, 14 Jun 2021 01:36:20 +0000 (02:36 +0100)
committerJens Axboe <axboe@kernel.dk>
Mon, 14 Jun 2021 14:23:13 +0000 (08:23 -0600)
commit9123c8ffce1610323ec9c0874fa0262353f41fc3
tree82a22122a0cab93c775f0b63466276578f6983a1
parent157d257f99c15c43668a98f804e3e3e6eb956464
io_uring: add helpers for 2 level table alloc

Some parts like fixed file table use 2 level tables, factor out helpers
for allocating/deallocating them as more users are to come.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/1709212359cd82eb416d395f86fc78431ccfc0aa.1623634181.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c