On 4/8/22 18:04, John Garry wrote: > Improve ATA queued command allocation as follows: > > - For attaining a qc tag for a SAS host we need to allocate a bit in > ata_port.sas_tag_allocated bitmap. > > However we already have a unique tag per device in range > [0, ATA_MAX_QUEUE -1] in the scsi cmnd budget token, so just use that > instead. > > - It is a bit pointless to have ata_qc_new_init() in libata-core.c since it > pokes scsi internals, so inline it in ata_scsi_qc_new() (in > libata-scsi.c). Also update Doc accordingly. > > - Use standard SCSI helpers set_host_byte() and set_status_byte() in > ata_scsi_qc_new(). > > Christoph Hellwig originally contributed the change to inline > ata_qc_new_init(). > > Signed-off-by: John Garry <john.garry@xxxxxxxxxx> > Reviewed-by: Christoph Hellwig <hch@xxxxxx> Applied to for-5.19. Thanks ! -- Damien Le Moal Western Digital Research
