Messages in this thread Patch in this message | | | Subject | [PATCH 2.6.13-rc6] aoe [1/2]: support 16 AoE slot addresses per AoE shelf | From | Ed L Cashin <> | Date | Fri, 19 Aug 2005 16:54:43 -0400 |
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Change the number of supported AoE slot addresses per AoE shelf address to 16.
Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Index: 2.6.13-rc6-aoe/Documentation/aoe/mkshelf.sh =================================================================== --- 2.6.13-rc6-aoe.orig/Documentation/aoe/mkshelf.sh 2005-08-19 11:15:21.000000000 -0400 +++ 2.6.13-rc6-aoe/Documentation/aoe/mkshelf.sh 2005-08-19 11:57:04.000000000 -0400 @@ -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 Index: 2.6.13-rc6-aoe/drivers/block/aoe/aoe.h =================================================================== --- 2.6.13-rc6-aoe.orig/drivers/block/aoe/aoe.h 2005-08-19 11:15:21.000000000 -0400 +++ 2.6.13-rc6-aoe/drivers/block/aoe/aoe.h 2005-08-19 11:57:04.000000000 -0400 @@ -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, };
-- Ed L. Cashin <ecashin@coraid.com>
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