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authorLinus Torvalds <torvalds@linux-foundation.org>2008-09-11 08:41:17 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-09-11 08:41:17 -0700
commit29cd195e078db0d90dd447a156039513ecdd8f16 (patch)
tree597d84bcde72b5710d5b178f4aadb484f9e83172 /include
parentc529b7e2db948e240c48c54a83d0b6279275e57d (diff)
parent01b291bd66564b4bd826326af6bd0b6d17e99439 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6: [SCSI] fix check of PQ and PDT bits for WLUNs [SCSI] make scsi_check_sense HARDWARE_ERROR return ADD_TO_MLQUEUE on retry [SCSI] scsi_dh: make check_sense return ADD_TO_MLQUEUE [SCSI] zfcp: Remove duplicated unlikely() macros. [SCSI] zfcp: channel cannot be detached due to refcount imbalance [SCSI] zfcp: Fix reference counter for remote ports [SCSI] zfcp: Simplify ccw notify handler [SCSI] zfcp: Correctly query end flag in gpn_ft response [SCSI] zfcp: Fix request queue locking [SCSI] sd: select CRC_T10DIF only when necessary
Diffstat (limited to 'include')
-rw-r--r--include/scsi/scsi.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 5c40cc537d4..192f8716aa9 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -309,6 +309,20 @@ struct scsi_lun {
};
/*
+ * The Well Known LUNS (SAM-3) in our int representation of a LUN
+ */
+#define SCSI_W_LUN_BASE 0xc100
+#define SCSI_W_LUN_REPORT_LUNS (SCSI_W_LUN_BASE + 1)
+#define SCSI_W_LUN_ACCESS_CONTROL (SCSI_W_LUN_BASE + 2)
+#define SCSI_W_LUN_TARGET_LOG_PAGE (SCSI_W_LUN_BASE + 3)
+
+static inline int scsi_is_wlun(unsigned int lun)
+{
+ return (lun & 0xff00) == SCSI_W_LUN_BASE;
+}
+
+
+/*
* MESSAGE CODES
*/