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linux/block/error-injection.c

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block: add configurable error injection Add a new block error injection interface that allows to inject specific status code for specific ranges. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Hannes Reinecke <hare@kernel.org> Reviewed-by: Md Haris Iqbal <haris.iqbal@linux.dev> Link: https://patch.msgid.link/20260611140703.2401204-5-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-06-11 16:06:47 +02:00
block: fix incorrect error injection static key decrement Only decrement the static key when we had items and thus it was incremented before. Fixes: e8dcf2d142bd ("block: add configurable error injection") Reported-by: Damien Le Moal <dlemoal@kernel.org> Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://patch.msgid.link/20260622160752.1552516-1-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-06-22 18:07:52 +02:00
block: add configurable error injection Add a new block error injection interface that allows to inject specific status code for specific ranges. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Hannes Reinecke <hare@kernel.org> Reviewed-by: Md Haris Iqbal <haris.iqbal@linux.dev> Link: https://patch.msgid.link/20260611140703.2401204-5-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-06-11 16:06:47 +02:00
block: show operation in error injection rules Rules listed through the error_injection debugfs file omit the block operation they match. As a result, rules that differ only in operation are indistinguishable even though op is mandatory when adding a rule. Signed-off-by: Jackie Liu <liuyun01@kylinos.cn> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://patch.msgid.link/20260715073341.95129-1-liu.yun@linux.dev Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-07-15 15:33:41 +08:00
block: add configurable error injection Add a new block error injection interface that allows to inject specific status code for specific ranges. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Hannes Reinecke <hare@kernel.org> Reviewed-by: Md Haris Iqbal <haris.iqbal@linux.dev> Link: https://patch.msgid.link/20260611140703.2401204-5-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2026-06-11 16:06:47 +02:00