blktrace: split out relaying a blktrace event

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Split out the code relaying a blktrace event to user-space using relayfs.

This enables adding a second version supporting a new version of the
protocol.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Johannes Thumshirn 2025-10-22 13:41:02 +02:00 • committed by Jens Axboe

parent 472eca5383

commit 04678e72e9

1 changed files with 32 additions and 28 deletions

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kernel/trace/blktrace.c

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