On Thu, 03 Jan 2008 17:01:11 +0200
Boaz Harrosh <[EMAIL PROTECTED]> wrote:
> On Thu, Jan 03 2008 at 6:56 +0200, FUJITA Tomonori <[EMAIL PROTECTED]> wrote:
> > To remove sense_buffer array in scsi_cmnd structure, this replaces
> > sizeof sense_buffer with SCSI_SENSE_BUFFERSIZE in several LLDs.
> >
> > Signed-off-by: FUJITA Tomonori <[EMAIL PROTECTED]>
> > ---
> > drivers/ata/libata-scsi.c | 4 ++--
> > drivers/message/fusion/mptscsih.c | 2 +-
> > drivers/message/i2o/i2o_scsi.c | 2 +-
> > drivers/scsi/53c700.c | 11 ++++++-----
> > drivers/scsi/BusLogic.c | 2 +-
> > drivers/scsi/aacraid/aachba.c | 12 ++++++------
> > drivers/scsi/advansys.c | 14 +++++++-------
> > drivers/scsi/aha1542.c | 4 ++--
> > drivers/scsi/aha1740.c | 2 +-
> > drivers/scsi/aic7xxx/aic79xx_osm.c | 6 +++---
> > drivers/scsi/aic7xxx/aic7xxx_osm.c | 6 +++---
> > drivers/scsi/aic7xxx_old.c | 12 ++++++------
> > drivers/scsi/arcmsr/arcmsr_hba.c | 6 +++---
> > drivers/scsi/arm/fas216.c | 10 +++++-----
> > drivers/scsi/dc395x.c | 16 +++++++---------
> > drivers/scsi/dpt_i2o.c | 2 +-
> > drivers/scsi/eata.c | 4 ++--
> > drivers/scsi/eata_pio.c | 2 +-
> > drivers/scsi/hptiop.c | 2 +-
> > drivers/scsi/ips.c | 10 ++++------
> > drivers/scsi/ncr53c8xx.c | 2 +-
> > drivers/scsi/qla1280.c | 4 ++--
> > drivers/scsi/qla2xxx/qla_isr.c | 12 ++++++------
> > drivers/scsi/qlogicpti.c | 2 +-
> > drivers/scsi/scsi_error.c | 6 +++---
> > drivers/scsi/scsi_lib.c | 2 +-
> > drivers/scsi/sym53c8xx_2/sym_glue.c | 5 ++---
> > drivers/scsi/tmscsim.c | 6 +++---
> > drivers/scsi/u14-34f.c | 4 ++--
> > drivers/scsi/ultrastor.c | 2 +-
> > 30 files changed, 85 insertions(+), 89 deletions(-)
> >
>
> <snip>
>
> > diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c
> > index fb5f202..3bf186e 100644
> > --- a/drivers/scsi/arm/fas216.c
> > +++ b/drivers/scsi/arm/fas216.c
> > @@ -2009,7 +2009,7 @@ static void fas216_rq_sns_done(FAS216_Info *info,
> > struct scsi_cmnd *SCpnt,
> > * have valid data in the sense buffer that could
> > * confuse the higher levels.
> > */
> > - memset(SCpnt->sense_buffer, 0, sizeof(SCpnt->sense_buffer));
> > + memset(SCpnt->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE);
> > //printk("scsi%d.%c: sense buffer: ", info->host->host_no, '0' +
> > SCpnt->device->id);
> > //{ int i; for (i = 0; i < 32; i++) printk("%02x ",
> > SCpnt->sense_buffer[i]); printk("\n"); }
> > /*
> > @@ -2108,16 +2108,16 @@ request_sense:
> > memset(SCpnt->cmnd, 0, sizeof (SCpnt->cmnd));
> > SCpnt->cmnd[0] = REQUEST_SENSE;
> > SCpnt->cmnd[1] = SCpnt->device->lun << 5;
> > - SCpnt->cmnd[4] = sizeof(SCpnt->sense_buffer);
> > + SCpnt->cmnd[4] = SCSI_SENSE_BUFFERSIZE;
> > SCpnt->cmd_len = COMMAND_SIZE(SCpnt->cmnd[0]);
> > SCpnt->SCp.buffer = NULL;
> > SCpnt->SCp.buffers_residual = 0;
> > SCpnt->SCp.ptr = (char *)SCpnt->sense_buffer;
> > - SCpnt->SCp.this_residual = sizeof(SCpnt->sense_buffer);
> > - SCpnt->SCp.phase = sizeof(SCpnt->sense_buffer);
> > + SCpnt->SCp.this_residual = SCSI_SENSE_BUFFERSIZE;
> > + SCpnt->SCp.phase = SCSI_SENSE_BUFFERSIZE;
> > SCpnt->SCp.Message = 0;
> > SCpnt->SCp.Status = 0;
> > - SCpnt->request_bufflen = sizeof(SCpnt->sense_buffer);
> > + SCpnt->request_bufflen = SCSI_SENSE_BUFFERSIZE;
> > SCpnt->sc_data_direction = DMA_FROM_DEVICE;
> > SCpnt->use_sg = 0;
> > SCpnt->tag = 0;
>
> Tomo hi.
>
> This driver has a patch in scsi-pending that removes exactly all
> this code. And converts it to the new scsi_error API.
Yeah, I know that.
> You have caught me in the middle of sweeping the entire tree,
> converting all these drivers, to code like the patch
> to fas216.c. This is exactly what is needed to satisfy
> the condition you stated, "is needed for farther cleanup".
> (Though I admit this was done on a low priority, as I'm
> busy with other stuff)
Well, this is not a patch for cleanups. This is a 'grep and replace'
style patch, which tries not to do anything clever. I just want to
solve this DMA issue with minimum changes. I'll post an updated patch
if James merges your the conversion patch first.
-
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