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iscsi/module-setup.sh: speedup installkernel()

master
Harald Hoyer 2012-06-22 15:30:58 +02:00
parent 94165394ff
commit 9c2a1d0de6
1 changed files with 31 additions and 9 deletions
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34
modules.d/95iscsi/module-setup.sh
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@ -41,16 +41,38 @@ installkernel() {

instmods iscsi_tcp iscsi_ibft crc32c bnx2i iscsi_boot_sysfs qla4xxx cxgb3i cxgb4i be2iscsi
iscsi_module_filter() {
local _iscsifuncs='iscsi_register_transport'
local _funcs='iscsi_register_transport'
# subfunctions inherit following FDs
local _merge=8 _side2=9
function bmf1() {
local _f
while read _f; do case "$_f" in
*.ko) [[ $(< $_f) =~ $_iscsifuncs ]] && echo "$_f" ;;
*.ko.gz) [[ $(gzip -dc <$_f) =~ $_iscsifuncs ]] && echo "$_f" ;;
*.ko.xz) [[ $(xz -dc <$_f) =~ $_iscsifuncs ]] && echo "$_f" ;;
while read _f; do
case "$_f" in
*.ko) [[ $(< $_f) =~ $_funcs ]] && echo "$_f" ;;
*.ko.gz) [[ $(gzip -dc <$_f) =~ $_funcs ]] && echo "$_f" ;;
*.ko.xz) [[ $(xz -dc <$_f) =~ $_funcs ]] && echo "$_f" ;;
esac
done
return 0;
return 0
}

function rotor() {
local _f1 _f2
while read _f1; do
echo "$_f1"
if read _f2; then
echo "$_f2" 1>&${_side2}
fi
done | bmf1 1>&${_merge}
return 0
}
# Use two parallel streams to filter alternating modules.
set +x
eval "( ( rotor ) ${_side2}>&1 | bmf1 ) ${_merge}>&1"
[[ $debug ]] && set -x
return 0
}

{ find_kernel_modules_by_path drivers/scsi; if [ "$_arch" = "s390" -o "$_arch" = "s390x" ]; then find_kernel_modules_by_path drivers/s390/scsi; fi;} \
| iscsi_module_filter | instmods
}