X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fscsi%2Fipr.h;h=6b97ee45c7b460d0719f99baa011a6e13706aa67;hb=fdb8b20906f3546ba6c2f9f0686d8a5189516ba3;hp=73790a1d096902fbda79f39ca7bd5c1bd43a1119;hpb=cc84a1f21026270463b580f2564f9d71912b20db;p=kvmfornfv.git

diff --git a/kernel/drivers/scsi/ipr.h b/kernel/drivers/scsi/ipr.h
index 73790a1d0..6b97ee45c 100644
--- a/kernel/drivers/scsi/ipr.h
+++ b/kernel/drivers/scsi/ipr.h
@@ -1486,6 +1486,7 @@ struct ipr_ioa_cfg {
 
 #define IPR_NUM_TRACE_INDEX_BITS	8
 #define IPR_NUM_TRACE_ENTRIES		(1 << IPR_NUM_TRACE_INDEX_BITS)
+#define IPR_TRACE_INDEX_MASK		(IPR_NUM_TRACE_ENTRIES - 1)
 #define IPR_TRACE_SIZE	(sizeof(struct ipr_trace_entry) * IPR_NUM_TRACE_ENTRIES)
 	char trace_start[8];
 #define IPR_TRACE_START_LABEL			"trace"