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aoe [1/2]: support 16 AoE slot addresses per AoE shelf

PATCH New Ed L Cashin 1 participant 2 messages Aug 19, 2005

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Documentation Block layer ATA over Ethernet (aoe) driver
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Ed L Cashin

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#0 lore raw

PATCH 1/1 aoe [1/2]: support 16 AoE slot addresses per AoE shelf

Change the number of supported AoE slot addresses per AoE shelf address to 16.

Signed-off-by Ed L. Cashin <[email protected]>
Documentation/aoe/mkshelf.sh +4 -2
Index: 2.6.13-rc6-aoe/Documentation/aoe/mkshelf.sh
===================================================================
@@ -8,13 +8,15 @@
 n_partitions=${n_partitions:-16}
 dir=$1
 shelf=$2
+nslots=16
+maxslot=`echo $nslots 1 - p | dc`
 MAJOR=152
 
 set -e
 
-minor=`echo 10 \* $shelf \* $n_partitions | bc`
+minor=`echo $nslots \* $shelf \* $n_partitions | bc`
 endp=`echo $n_partitions - 1 | bc`
-for slot in `seq 0 9`; do
+for slot in `seq 0 $maxslot`; do
 	for part in `seq 0 $endp`; do
 		name=e$shelf.$slot
 		test "$part" != "0" && name=${name}p$part
drivers/block/aoe/aoe.h +5 -5
Index: 2.6.13-rc6-aoe/drivers/block/aoe/aoe.h
===================================================================
@@ -7,12 +7,12 @@
  * default is 16, which is 15 partitions plus the whole disk
  */
 #ifndef AOE_PARTITIONS
-#define AOE_PARTITIONS 16
+#define AOE_PARTITIONS (16)
 #endif
 
-#define SYSMINOR(aoemajor, aoeminor) ((aoemajor) * 10 + (aoeminor))
-#define AOEMAJOR(sysminor) ((sysminor) / 10)
-#define AOEMINOR(sysminor) ((sysminor) % 10)
+#define SYSMINOR(aoemajor, aoeminor) ((aoemajor) * NPERSHELF + (aoeminor))
+#define AOEMAJOR(sysminor) ((sysminor) / NPERSHELF)
+#define AOEMINOR(sysminor) ((sysminor) % NPERSHELF)
 #define WHITESPACE " \t\v\f\n"
 
 enum {

@@ -83,7 +83,7 @@
 
 enum {
 	MAXATADATA = 1024,
-	NPERSHELF = 10,
+	NPERSHELF = 16,		/* number of slots per shelf address */
 	FREETAG = -1,
 	MIN_BUFS = 8,
 };
Signature · 1 line
  Ed L. Cashin <[email protected]>
author
#1 lore raw

PATCH 1/1 aoe [2/2]: update driver version number to twelve

Update driver version number to twelve.

Signed-off-by Ed L. Cashin <[email protected]>
drivers/block/aoe/aoe.h +1 -1
Index: 2.6.13-rc6-aoe/drivers/block/aoe/aoe.h
===================================================================
@@ -1,5 +1,5 @@
 /* Copyright (c) 2004 Coraid, Inc.  See COPYING for GPL terms. */
-#define VERSION "10"
+#define VERSION "12"
 #define AOE_MAJOR 152
 #define DEVICE_NAME "aoe"
Signature · 1 line
  Ed L. Cashin <[email protected]>