On 3/26/21 6:58 AM, Christoph Hellwig wrote: > To remove the last user of the unchecked_isa_dma flag and thus the block > layer ISA bounce buffering switch this driver to use its own local bounce > buffer. This has the effect of not needing the chain indirection and > supporting and unlimited number of segments. It does however limit the > transfer size for each command to something that can be reasonable > allocated by dma_alloc_coherent like 8K. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- > drivers/scsi/aha1542.c | 105 ++++++++++++++++++++++------------------- > 1 file changed, 57 insertions(+), 48 deletions(-) > I doubt anyone will notice the reduced transfer size; these things are slow anyway :-) Reviewed-by: Hannes Reinecke <hare@xxxxxxx> Cheers, Hannes -- Dr. Hannes Reinecke Kernel Storage Architect hare@xxxxxxx +49 911 74053 688 SUSE Software Solutions Germany GmbH, Maxfeldstr. 5, 90409 Nürnberg HRB 36809 (AG Nürnberg), GF: Felix Imendörffer