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io_uring: don't assign write hint in the read path 

Move this out of the generic read/write prep path, and place it in the
write specific kiocb setup instead.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2021-10-25 13:45:12 -06:00
parent fb27274a90
commit 3884b83dff
1 changed files with 1 additions and 1 deletions
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2
fs/io_uring.c
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@ -2825,7 +2825,6 @@ static int io_prep_rw(struct io_kiocb *req, const struct io_uring_sqe *sqe)
req->flags |= REQ_F_CUR_POS;
kiocb->ki_pos = file->f_pos;
}
kiocb->ki_hint = ki_hint_validate(file_write_hint(file));
kiocb->ki_flags = iocb_flags(file);
ret = kiocb_set_rw_flags(kiocb, READ_ONCE(sqe->rw_flags));
if (unlikely(ret))
@ -3568,6 +3567,7 @@ static int io_write_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
{
if (unlikely(!(req->file->f_mode & FMODE_WRITE)))
return -EBADF;
req->rw.kiocb.ki_hint = ki_hint_validate(file_write_hint(req->file));
return io_prep_rw(req, sqe);
}