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authorMing Lei <ming.lei@redhat.com>2025-03-10 19:54:53 +0800
committerJens Axboe <axboe@kernel.dk>2025-03-10 07:41:25 -0600
commitfc0e982b8a3a169b1c654d9a1aa45bf292943ef2 (patch)
tree07471a0263279afbff0b8e5e6f0cc96414cb8786 /tools/perf/scripts/python/parallel-perf.py
parent5abba4cebec0a591ca7e7f55701e42cd5dc059af (diff)
block: make sure ->nr_integrity_segments is cloned in blk_rq_prep_clone
Make sure ->nr_integrity_segments is cloned in blk_rq_prep_clone(), otherwise requests cloned by device-mapper multipath will not have the proper nr_integrity_segments values set, then BUG() is hit from sg_alloc_table_chained(). Fixes: b0fd271d5fba ("block: add request clone interface (v2)") Cc: stable@vger.kernel.org Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: Ming Lei <ming.lei@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20250310115453.2271109-1-ming.lei@redhat.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
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