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

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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>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Ed L Cashin 2005-08-19 16:54:43 -04:00 committed by Greg Kroah-Hartman
parent 0a25e4d564
commit e39526e6e7
2 changed files with 9 additions and 7 deletions
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6
Documentation/aoe/mkshelf.sh
View file

@ -8,13 +8,15 @@ fi
n_partitions=${n_partitions:-16} n_partitions=${n_partitions:-16}
dir=$1 dir=$1
shelf=$2 shelf=$2
nslots=16
maxslot=`echo $nslots 1 - p | dc`
MAJOR=152 MAJOR=152
set -e set -e
minor=`echo 10 \* $shelf \* $n_partitions | bc` minor=`echo $nslots \* $shelf \* $n_partitions | bc`
endp=`echo $n_partitions - 1 | 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 for part in `seq 0 $endp`; do
name=e$shelf.$slot name=e$shelf.$slot
test "$part" != "0" && name=${name}p$part test "$part" != "0" && name=${name}p$part

10
drivers/block/aoe/aoe.h
View file

@ -7,12 +7,12 @@
* default is 16, which is 15 partitions plus the whole disk * default is 16, which is 15 partitions plus the whole disk
*/ */
#ifndef AOE_PARTITIONS #ifndef AOE_PARTITIONS
#define AOE_PARTITIONS 16 #define AOE_PARTITIONS (16)
#endif #endif
#define SYSMINOR(aoemajor, aoeminor) ((aoemajor) * 10 + (aoeminor)) #define SYSMINOR(aoemajor, aoeminor) ((aoemajor) * NPERSHELF + (aoeminor))
#define AOEMAJOR(sysminor) ((sysminor) / 10) #define AOEMAJOR(sysminor) ((sysminor) / NPERSHELF)
#define AOEMINOR(sysminor) ((sysminor) % 10) #define AOEMINOR(sysminor) ((sysminor) % NPERSHELF)
#define WHITESPACE " \t\v\f\n" #define WHITESPACE " \t\v\f\n"
enum { enum {
@ -83,7 +83,7 @@ enum {
enum { enum {
MAXATADATA = 1024, MAXATADATA = 1024,
NPERSHELF = 10, NPERSHELF = 16, /* number of slots per shelf address */
FREETAG = -1, FREETAG = -1,
MIN_BUFS = 8, MIN_BUFS = 8,
}; };