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(parent: 684da76) | patch
splice: don't generate zero-len segement bvecs
authorPavel Begunkov <asml.silence@gmail.com>
Sat, 9 Jan 2021 16:02:57 +0000 (16:02 +0000)
committerJens Axboe <axboe@kernel.dk>
Mon, 25 Jan 2021 15:58:24 +0000 (08:58 -0700)
commit0f1d344feb534555a0dcd0beafb7211a37c5355e
tree762d8e337b77776ae4f473d788de25f2709594a9tree | snapshot
parent684da7628d93bbdcfba9081b917d99f29ad04c23commit | diff
splice: don't generate zero-len segement bvecs

iter_file_splice_write() may spawn bvec segments with zero-length. In
preparation for prohibiting them, filter out by hand at splice level.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/splice.c diff | blob | history
Domain: System / Kernel;