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From: Ming Lei <ming.lei@redhat.com>
To: Finn Thain <fthain@telegraphics.com.au>
Cc: Steffen Maier <maier@linux.ibm.com>,
	linux-scsi@vger.kernel.org,
	"Martin K . Petersen" <martin.petersen@oracle.com>,
	James Bottomley <James.Bottomley@hansenpartnership.com>,
	Bart Van Assche <bvanassche@acm.org>,
	Hannes Reinecke <hare@suse.com>, Christoph Hellwig <hch@lst.de>,
	Jim Gill <jgill@vmware.com>, Cathy Avery <cavery@redhat.com>,
	"Ewan D . Milne" <emilne@redhat.com>,
	Brian King <brking@us.ibm.com>,
	James Smart <james.smart@broadcom.com>,
	"Juergen E . Fischer" <fischer@norbit.de>,
	Michael Schmitz <schmitzmic@gmail.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	devel@driverdev.osuosl.org, linux-usb@vger.kernel.org,
	Dan Carpenter <dan.carpenter@oracle.com>,
	Benjamin Block <bblock@linux.ibm.com>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	Heiko Carstens <heiko.carstens@de.ibm.com>,
	linux-s390@vger.kernel.org
Subject: Re: [PATCH V5 10/16] s390: zfcp_fc: use sg helper to operate scatterlist
Date: Tue, 25 Jun 2019 10:30:28 +0800	[thread overview]
Message-ID: <20190625023027.GF23777@ming.t460p> (raw)
In-Reply-To: <alpine.LNX.2.21.1906251157160.8@nippy.intranet>

On Tue, Jun 25, 2019 at 12:01:24PM +1000, Finn Thain wrote:
> > diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
> > index dccdb41bed8c..c7129f5234f0 100644
> > --- a/drivers/s390/scsi/zfcp_dbf.c
> > +++ b/drivers/s390/scsi/zfcp_dbf.c
> > @@ -552,7 +552,7 @@ static u16 zfcp_dbf_san_res_cap_len_if_gpn_ft(char *tag,
> >  		if (x % (ZFCP_FC_GPN_FT_ENT_PAGE + 1))
> >  			acc++;
> >  		else
> > -			acc = sg_virt(++resp_entry);
> > +			acc = sg_virt(resp_entry = sg_next(resp_entry));
> 
> Shouldn't that be,
> 
> 			acc = sg_virt(sg_next(resp_entry));

resp_entry needs to be updated.

> 
> >  
> >  		last = acc->fp_flags & FC_NS_FID_LAST;
> >  	}
> > diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
> > index b018b61bd168..5048812ce660 100644
> > --- a/drivers/s390/scsi/zfcp_fc.c
> > +++ b/drivers/s390/scsi/zfcp_fc.c
> > @@ -742,7 +742,7 @@ static int zfcp_fc_eval_gpn_ft(struct zfcp_fc_req *fc_req,
> >  		if (x % (ZFCP_FC_GPN_FT_ENT_PAGE + 1))
> >  			acc++;
> >  		else
> > -			acc = sg_virt(++sg);
> > +			acc = sg_virt(sg = sg_next(sg));
> 
> and
> 
> 			acc = sg_virt(sg_next(sg));
> 
> ?

Same with above.

Thanks,
Ming

  reply	other threads:[~2019-06-25  2:30 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-18  1:37 [PATCH V5 00/16] use sg helper to operate scatterlist Ming Lei
2019-06-18  1:37 ` [PATCH V5 01/16] scsi: vmw_pscsi: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 02/16] scsi: advansys: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 03/16] scsi: lpfc: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 04/16] scsi: mvumi: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 05/16] scsi: ipr: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 06/16] scsi: pmcraid: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 07/16] usb: image: microtek: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 08/16] staging: unisys: visorhba: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 09/16] staging: rtsx: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 10/16] s390: zfcp_fc: " Ming Lei
2019-06-24 15:13   ` Steffen Maier
2019-06-25  1:19     ` Ming Lei
2019-06-25  2:01       ` Finn Thain
2019-06-25  2:30         ` Ming Lei [this message]
2019-06-25  3:42           ` Finn Thain
2019-06-25 10:51       ` Steffen Maier
2019-06-26  3:07         ` Ming Lei
2019-06-26  8:17           ` Steffen Maier
2019-06-18  1:37 ` [PATCH V5 11/16] scsi: aha152x: " Ming Lei
2019-06-18  3:54   ` Finn Thain
2019-06-18  1:37 ` [PATCH V5 12/16] scsi: imm: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 13/16] scsi: pcmcia: nsp_cs: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 14/16] scsi: ppa: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 15/16] scsi: wd33c93: " Ming Lei
2019-06-18  1:37 ` [PATCH V5 16/16] NCR5380: Support chained sg lists Ming Lei
2019-06-19  0:29 ` [PATCH V5 00/16] use sg helper to operate scatterlist Martin K. Petersen
2019-06-19 19:43   ` Bart Van Assche
2019-06-19 19:55     ` Martin K. Petersen
2019-06-24 12:40       ` Ming Lei
2019-06-24 12:54         ` Martin K. Petersen

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