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Extending 'configure' script

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Functions and macros dependent on different kernel versions are now generated
before compilation basing on current kernel capabilities instead of hardcoding
them for specific kernels.

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
This commit is contained in:
Michal Mielewczyk
2019-05-24 09:23:13 -04:00
parent f88d78f603
commit 1e5355eba1
50 changed files with 1079 additions and 742 deletions
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103
configure vendored
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@@ -4,103 +4,14 @@
# SPDX-License-Identifier: BSD-3-Clause-Clear
#
MODULE_FILE=test_mod.c
OBJ_MOD=test_mod.o
KERN_VER=`uname -r`
PWD=`pwd`
NPROC=`nproc`
DEFINE_FILE=modules/generated_defines.h
SCRIPTPATH=`dirname $0`
SCRIPTPATH=`realpath $SCRIPTPATH`
CONFIG_FILES=`ls $SCRIPTPATH/configure.d/*.conf`
add_define() {
echo -n "#define " >> $DEFINE_FILE
for arg in "$@"; do
echo -e "$arg" >> $DEFINE_FILE
done
}
rm -f $SCRIPTPATH/modules/generated_defines.h
add_function() {
for arg in "$@"; do
echo -e "$arg" >> $DEFINE_FILE
done
}
compile_module(){
if [ $# -gt 1 ]
then
INCLUDE="#include <$2>"
else
INCLUDE=""
fi
############# TEST MODULE #############
cat > $MODULE_FILE << EOF
#include <linux/module.h>
#include <linux/kernel.h>
$INCLUDE
int init_module(void) {
$1;
return 0;
}
void cleanup_module(void) {};
EOF
#######################################
make -C /lib/modules/$KERN_VER/build M=$PWD modules\
obj-m=$OBJ_MOD -j$NPROC &> /dev/null
local ret=$?
if [ $ret -eq 0 ]; then
make -j$NPROC -C /lib/modules/$KERN_VER/build M=$PWD clean\
obj-m=test.o &> /dev/null
fi
return $ret
}
kernel_not_supp_fail() {
echo "Current kernel is not supported!"
rm $DEFINE_FILE
exit 1
}
rm -f $DEFINE_FILE
compile_module "part_round_stats(1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_ROUND_STATS(q, cpu, part) part_round_stats(cpu, part)"
else
compile_module "part_round_stats(NULL, 1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_ROUND_STATS(q, cpu, part)\\"\
"\tpart_round_stats(q, cpu, part)"
fi
fi
compile_module "part_inc_in_flight(1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_INC_IN_FLIGHT(q, cpu, part)\\"\
"\tpart_inc_in_flight(cpu, part)"
else
compile_module "part_inc_in_flight(NULL, 1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_INC_IN_FLIGHT(q, cpu, part)\\"\
"\tpart_inc_in_flight(q, cpu, part)"
fi
fi
compile_module "part_dec_in_flight(1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_DEC_IN_FLIGHT(q, cpu, part)\\"\
"\tpart_dec_in_flight(cpu, part)"
else
compile_module "part_dec_in_flight(NULL, 1, 1)" "linux/genhd.h"
if [ $? -eq 0 ]; then
add_define "CAS_PART_DEC_IN_FLIGHT(q, cpu, part)\\"\
"\tpart_dec_in_flight(q, cpu, part)"
fi
fi
for file in $CONFIG_FILES; do
/bin/bash $file
done