io_uring/zcrx: increment fallback loop src offset

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[ Upstream commit e9a9dcb4cc ]

Don't forget to adjust the source offset in io_copy_page(), otherwise
it'll be copying into the same location in some cases for highmem
setups.

Fixes: e67645bb7f ("io_uring/zcrx: prepare fallback for larger pages")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Pavel Begunkov 2025-10-08 13:39:01 +01:00 • committed by Greg Kroah-Hartman

parent a53e849e5d

commit cf2b35668b

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io_uring/zcrx.c

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