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Commit faf4cd85 authored by Christof Schmitt's avatar Christof Schmitt Committed by James Bottomley
Browse files

[SCSI] zfcp: Use correct width for timer_interval field 



The timer_interval is 14 bits in width. Introduce a define for
properly masking the value.

Reviewed-by: default avatarSwen Schillig <swen@vnet.ibm.com>
Signed-off-by: default avatarChristof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent 1bf3ff02

drivers/s390/scsi/zfcp_fsf.c

+1 −1
Original line number Diff line number Diff line
@@ -495,7 +495,7 @@ static int zfcp_fsf_exchange_config_evaluate(struct zfcp_fsf_req *req) 
	fc_host_supported_classes(shost) = FC_COS_CLASS2 | FC_COS_CLASS3;



	adapter->hydra_version = bottom->adapter_type;

	adapter->timer_ticks = bottom->timer_interval;

	adapter->timer_ticks = bottom->timer_interval & ZFCP_FSF_TIMER_INT_MASK;

	adapter->stat_read_buf_num = max(bottom->status_read_buf_num,

					 (u16)FSF_STATUS_READS_RECOM);

drivers/s390/scsi/zfcp_fsf.h

+2 −0
Original line number Diff line number Diff line
@@ -352,6 +352,8 @@ struct fsf_qtcb_bottom_support { 
	u8  els[256];

} __attribute__ ((packed));



#define ZFCP_FSF_TIMER_INT_MASK	0x3FFF



struct fsf_qtcb_bottom_config {

	u32 lic_version;

	u32 feature_selection;