iov_iter: set nr_segs = 1 for ITER_UBUF

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To avoid needing to check if a given user backed iov_iter is of type
ITER_IOVEC or ITER_UBUF, set the number of segments for the ITER_UBUF
case to 1 as we're carrying a single segment.

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

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This commit is contained in:

Jens Axboe 2023-03-28 14:29:03 -06:00

parent 6eb203e1a8

commit cd0bd57a9d

1 changed files with 2 additions and 1 deletions

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include/linux/uio.h

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