On 9/6/23 18:38, Nitesh Shetty wrote:
Implementation is based on existing read and write infrastructure.
copy_max_bytes: A new configfs and module parameter is introduced, which
can be used to set hardware/driver supported maximum copy limit.
Only request based queue mode will support for copy offload.
Added tracefs support to copy IO tracing.
Suggested-by: Damien Le Moal <[email protected]>
Signed-off-by: Anuj Gupta <[email protected]>
Signed-off-by: Nitesh Shetty <[email protected]>
Signed-off-by: Vincent Fu <[email protected]>
---
Documentation/block/null_blk.rst | 5 ++
drivers/block/null_blk/main.c | 97 ++++++++++++++++++++++++++++++-
drivers/block/null_blk/null_blk.h | 1 +
drivers/block/null_blk/trace.h | 23 ++++++++
4 files changed, 123 insertions(+), 3 deletions(-)
Reviewed-by: Hannes Reinecke <[email protected]>
Cheers,
Hannes
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