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Merge pull request #21 from micrakow/add_configure_script

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Add configure script
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Adam Rutkowski 2019-05-21 06:58:03 -04:00 committed by GitHub
commit 9a89023533
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3 changed files with 113 additions and 5 deletions
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106
configure vendored Executable file
View File

@ -0,0 +1,106 @@
#!/bin/bash
#
# Copyright(c) 2012-2019 Intel Corporation
# 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
add_define() {
echo -n "#define " >> $DEFINE_FILE
for arg in "$@"; do
echo -e "$arg" >> $DEFINE_FILE
done
}
add_function() {
for arg in "$@"; 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

2
modules/Makefile
View File

@ -47,7 +47,7 @@ default: $(VERSION_FILE) sync
clean:
cd $(KERNEL_DIR) && make M=$(PWD) clean
rm $(PWD)/generated_defines.h
distclean: clean distsync
install:

10
modules/cas_cache/linux_kernel_version.h
View File

@ -38,6 +38,8 @@
#include <linux/nmi.h>
#include <linux/ratelimit.h>
#include "generated_defines.h"
#ifdef CONFIG_SLAB
#include <linux/slab_def.h>
#endif
@ -503,10 +505,10 @@ static inline void cas_generic_start_io_acct(struct request_queue *q,
{
int cpu = part_stat_lock();
part_round_stats(cpu, part);
CAS_PART_ROUND_STATS(q, cpu, part);
part_stat_inc(cpu, part, ios[rw]);
part_stat_add(cpu, part, sectors[rw], sectors);
part_inc_in_flight(part, rw);
CAS_PART_INC_IN_FLIGHT(q, part, rw);
part_stat_unlock();
}
@ -518,8 +520,8 @@ static inline void cas_generic_end_io_acct(struct request_queue *q,
int cpu = part_stat_lock();
part_stat_add(cpu, part, ticks[rw], duration);
part_round_stats(cpu, part);
part_dec_in_flight(part, rw);
CAS_PART_ROUND_STATS(q, cpu, part);
CAS_PART_DEC_IN_FLIGHT(q, part, rw);
part_stat_unlock();
}