io_uring: make req->timeout be dynamically allocated

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There are a few reasons for this:

- As a prep to improving the linked timeout logic
- io_timeout is the biggest member in the io_kiocb opcode union

This also enables a few cleanups, like unifying the timer setup between
IORING_OP_TIMEOUT and IORING_OP_LINK_TIMEOUT, and not needing multiple
arguments to the link/prep helpers.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Jens Axboe 2019-11-15 08:49:11 -07:00

parent 978db57e2c

commit ad8a48acc2

1 changed files with 70 additions and 59 deletions

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fs/io_uring.c

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