> -----Original Message----- > From: linux-scsi-owner@xxxxxxxxxxxxxxx [mailto:linux-scsi- > owner@xxxxxxxxxxxxxxx] On Behalf Of Hannes Reinecke > Sent: Wednesday, June 28, 2017 1:32 AM > To: Christoph Hellwig <hch@xxxxxx> > Cc: Martin K. Petersen <martin.petersen@xxxxxxxxxx>; James Bottomley > <james.bottomley@xxxxxxxxxxxxxxxxxxxxx>; linux-scsi@xxxxxxxxxxxxxxx; > Hannes Reinecke <hare@xxxxxxx>; Hannes Reinecke <hare@xxxxxxxx> > Subject: [PATCH 02/47] aacraid: split off host reset > > EXTERNAL EMAIL > > > Split off the host reset parts of aac_eh_reset() into a separate > host reset function. > > Signed-off-by: Hannes Reinecke <hare@xxxxxxxx> > --- > drivers/scsi/aacraid/linit.c | 33 ++++++++++++++++++++++----------- > 1 file changed, 22 insertions(+), 11 deletions(-) > > diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c > index 9a8a27f..bf21006 100644 > --- a/drivers/scsi/aacraid/linit.c > +++ b/drivers/scsi/aacraid/linit.c > @@ -874,10 +874,6 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) > u32 bus, cid; > int ret = FAILED; > int status = 0; > - __le32 supported_options2 = 0; > - bool is_mu_reset; > - bool is_ignore_reset; > - bool is_doorbell_reset; > > > bus = aac_logical_to_phys(scmd_channel(cmd)); > @@ -923,7 +919,7 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) > } > > if (ret == SUCCESS) > - goto out; > + return ret; > > } else { > > @@ -952,8 +948,24 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) > dev_err(&aac->pdev->dev, "Adapter health - %d\n", status); > > count = get_num_of_incomplete_fibs(aac); > - if (count == 0) > - return SUCCESS; > + return (count == 0) ? SUCCESS : FAILED; > +} > + > +/* > + * aac_eh_host_reset - Host reset command handling > + * @scsi_cmd: SCSI command block causing the reset > + * > + */ > +int aac_eh_host_reset(struct scsi_cmnd *cmd) > +{ > + struct scsi_device * dev = cmd->device; > + struct Scsi_Host * host = dev->host; > + struct aac_dev * aac = (struct aac_dev *)host->hostdata; > + int ret = FAILED; > + __le32 supported_options2 = 0; > + bool is_mu_reset; > + bool is_ignore_reset; > + bool is_doorbell_reset; > > /* > * Check if reset is supported by the firmware > @@ -972,10 +984,8 @@ static int aac_eh_reset(struct scsi_cmnd* cmd) > && (aac_check_reset != -1 || !is_ignore_reset)) { > /* Bypass wait for command quiesce */ > aac_reset_adapter(aac, 2, IOP_HWSOFT_RESET); > + ret = SUCCESS; > } > - ret = SUCCESS; > - > -out: > return ret; > } > > @@ -1399,7 +1409,8 @@ ssize_t aac_get_serial_number(struct device > *device, char *buf) > .change_queue_depth = aac_change_queue_depth, > .sdev_attrs = aac_dev_attrs, > .eh_abort_handler = aac_eh_abort, > - .eh_host_reset_handler = aac_eh_reset, > + .eh_bus_reset_handler = aac_eh_reset, > + .eh_host_reset_handler = aac_eh_host_reset, > .can_queue = AAC_NUM_IO_FIB, > .this_id = MAXIMUM_NUM_CONTAINERS, > .sg_tablesize = 16, Reviewed-by: Raghava Aditya Renukunta <RaghavaAditya.Renukunta@xxxxxxxxxxxxx>
