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Generate and apply config

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Allows for faster configuration in known environments

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
This commit is contained in:
Robert Baldyga 2019-07-10 14:57:12 +02:00 committed by Michal Mielewczyk
parent e1055fe262
commit 13c51041ff
35 changed files with 1224 additions and 623 deletions
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52
configure vendored
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@ -3,23 +3,51 @@
# Copyright(c) 2012-2019 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#
which dirname 2>&1 > /dev/null || { echo >&2 "Eror: missing 'dirname' utility"; exit 1; }
which realpath 2>&1 > /dev/null || { echo >&2 "Eror: missing 'realpath' utility"; exit 1; }
check_util() {
which $1 2>&1 > /dev/null || { echo >&2 "Error: missing '$1' utility"; exit 1; }
}
check_util dirname
check_util realpath
check_util basename
check_util awk
SCRIPTPATH=`dirname $0`
SCRIPTPATH=`realpath $SCRIPTPATH`
CONFIG_FILES=`ls $SCRIPTPATH/configure.d/*.conf | sort`
FILES_COUNT=`echo $CONFIG_FILES | wc -w`
rm -f $SCRIPTPATH/modules/generated_defines.h
files_count=`echo $CONFIG_FILES | wc -w`
progress=0
for file in $CONFIG_FILES; do
generate_config() {
rm -f config.out
progress=0
for file in $CONFIG_FILES; do
progress=$((progress+1))
echo -ne "Configuring OpenCAS: $progress/$files_count\033[0K\r"
/bin/bash $file
done
echo -ne " \033[0K\r"
echo -ne "Generating configuration: $progress/$FILES_COUNT\033[0K\r"
CONF="$(/bin/bash $file "check")"
echo "$(basename $file) $CONF" >> config.out
done
echo ""
}
generate_header() {
rm -f $SCRIPTPATH/modules/generated_defines.h
progress=0
for file in $CONFIG_FILES; do
progress=$((progress+1))
echo -ne "Configuring OpenCAS: $progress/$FILES_COUNT\033[0K\r"
CONF=$(cat config.out | awk -v file=$(basename $file) '{ if ($1 == file) print $2 }')
/bin/bash $file "apply" "$CONF"
done
echo ""
}
if [ -z "$1" ]; then
generate_config
CONFIG_FILE="config.out"
else
CONFIG_FILE="$1"
fi
generate_header

27
configure.d/1_append_bio.conf
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@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "struct bio *b;blk_rq_append_bio(NULL, &b)" "linux/blkdev.h"
then
check() {
if compile_module "struct bio *b;blk_rq_append_bio(NULL, &b)" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "cas_blk_rq_append_bio(rq, bounce_bio) \\
blk_rq_append_bio(rq, &bounce_bio)"
else
blk_rq_append_bio(rq, &bounce_bio)" ;;
"2")
add_define "cas_blk_rq_append_bio(rq, bounce_bio) \\
blk_rq_append_bio(rq, bounce_bio)"
fi
blk_rq_append_bio(rq, bounce_bio)" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_bdev_lookup.conf
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@ -6,12 +6,29 @@
. `dirname $0`/conf_framework
if compile_module "lookup_bdev(\"some_path\")" "linux/fs.h"
then
check() {
if compile_module "lookup_bdev(\"some_path\")" "linux/fs.h"
then
echo "1"
elif compile_module "lookup_bdev(\"some_path\", 0)" "linux/fs.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_LOOKUP_BDEV(PATH) \\
lookup_bdev(PATH)"
elif compile_module "lookup_bdev(\"some_path\", 0)" "linux/fs.h"
then
lookup_bdev(PATH)" ;;
"2")
add_define "CAS_LOOKUP_BDEV(PATH) \\
lookup_bdev(PATH, 0)"
fi
lookup_bdev(PATH, 0)" ;;
*)
exit 1
esac
}
conf_run $@

39
configure.d/1_bio_clone.conf
View File

@ -6,22 +6,41 @@
. `dirname $0`/conf_framework
if compile_module "bio_clone(NULL, 0)" "linux/bio.h"
then
check() {
if compile_module "bio_clone(NULL, 0)" "linux/bio.h"
then
echo "1"
elif compile_module "bio_clone_kmalloc(NULL, 0)" "linux/bio.h"
then
echo "2"
elif compile_module "bio_clone_fast(NULL, 0, NULL)" "linux/bio.h"
then
echo "3"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_function "static inline struct bio *cas_bio_clone(struct bio *bio, gfp_t gfp_mask)
{
return bio_clone(bio, gfp_mask);
}"
elif compile_module "bio_clone_kmalloc(NULL, 0)" "linux/bio.h"
then
}" ;;
"2")
add_function "static inline struct bio *cas_bio_clone(struct bio *bio, gfp_t gfp_mask)
{
return bio_clone_kmalloc(bio, gfp_mask);
}"
elif compile_module "bio_clone_fast(NULL, 0, NULL)" "linux/bio.h"
then
}" ;;
"3")
add_function "static inline struct bio *cas_bio_clone(struct bio *bio, gfp_t gfp_mask)
{
return bio_clone_fast(bio, gfp_mask, NULL);
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

42
configure.d/1_bio_cmpl.conf
View File

@ -6,26 +6,42 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;b.bi_end_io(NULL, 0)" "linux/bio.h"
then
check() {
if compile_module "struct bio b;b.bi_end_io(NULL, 0)" "linux/bio.h"
then
echo "1"
elif compile_module "struct bio b;b.bi_end_io(NULL)" "linux/bio.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
add_define "CAS_REFER_BLOCK_CALLBACK(name) \\
name##_callback"
add_define "CAS_BLOCK_CALLBACK_INIT(BIO) \\
{; }"
add_define "CAS_BLOCK_CALLBACK_RETURN(BIO) \\
{ return; }"
case "$1" in
"1")
add_define "CAS_BIO_ENDIO(BIO, BYTES_DONE, ERROR) \\
bio_endio(BIO, ERROR)"
add_define "CAS_DECLARE_BLOCK_CALLBACK(name, BIO, BYTES_DONE, ERROR) \\
void name##_callback(BIO, ERROR)"
add_define "CAS_BLOCK_CALLBACK_ERROR(BIO, ERROR) \\
ERROR"
elif compile_module "struct bio b;b.bi_end_io(NULL)" "linux/bio.h"
then
ERROR" ;;
"2")
add_define "CAS_BIO_ENDIO(BIO, BYTES_DONE, ERROR) \\
({ CAS_BIO_OP_STATUS(BIO) = ERROR; bio_endio(BIO); })"
add_define "CAS_DECLARE_BLOCK_CALLBACK(name, BIO, BYTES_DONE, ERROR) \\
void name##_callback(BIO)"
add_define "CAS_BLOCK_CALLBACK_ERROR(BIO, ERROR) \\
CAS_BIO_OP_STATUS(BIO)"
fi
add_define "CAS_REFER_BLOCK_CALLBACK(name) \\
name##_callback"
add_define "CAS_BLOCK_CALLBACK_INIT(BIO) \\
{; }"
add_define "CAS_BLOCK_CALLBACK_RETURN(BIO) \\
{ return; }"
CAS_BIO_OP_STATUS(BIO)" ;;
esac
}
conf_run $@

46
configure.d/1_bio_discard.conf
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@ -5,29 +5,49 @@
#
. `dirname $0`/conf_framework
check() {
if compile_module "bio_op(NULL)" "linux/bio.h"
then
echo "1"
elif compile_module "REQ_OP_MASK" "linux/blk_types.h"
then
echo "2"
elif compile_module "REQ_OP_DISCARD" "linux/blk_types.h"
then
echo "3"
elif compile_module "REQ_DISCARD" "linux/blk_types.h"
then
echo "4"
else
echo "X"
fi
}
if compile_module "bio_op(NULL)" "linux/bio.h"
then
apply() {
case "$1" in
"1")
add_define "CAS_IS_DISCARD(bio) \\
(bio_op(bio) == REQ_OP_DISCARD)"
add_define "CAS_BIO_DISCARD \\
(REQ_OP_DISCARD)"
elif compile_module "REQ_OP_MASK" "linux/blk_types.h"
then
(REQ_OP_DISCARD)" ;;
"2")
add_define "CAS_IS_DISCARD(bio) \\
(((CAS_BIO_OP_FLAGS(bio)) & REQ_OP_MASK) == REQ_OP_DISCARD)"
add_define "CAS_BIO_DISCARD \\
((REQ_OP_WRITE | REQ_OP_DISCARD))"
elif compile_module "REQ_OP_DISCARD" "linux/blk_types.h"
then
((REQ_OP_WRITE | REQ_OP_DISCARD))" ;;
"3")
add_define "CAS_IS_DISCARD(bio) \\
((CAS_BIO_OP_FLAGS(bio)) & REQ_OP_DISCARD)"
add_define "CAS_BIO_DISCARD \\
((REQ_OP_WRITE | REQ_OP_DISCARD))"
elif compile_module "REQ_DISCARD" "linux/blk_types.h"
then
((REQ_OP_WRITE | REQ_OP_DISCARD))" ;;
"4")
add_define "CAS_IS_DISCARD(bio) \\
((CAS_BIO_OP_FLAGS(bio)) & REQ_DISCARD)"
add_define "CAS_BIO_DISCARD \\
(REQ_WRITE | REQ_DISCARD)"
fi
(REQ_WRITE | REQ_DISCARD)" ;;
*)
exit 1
esac
}
conf_run $@

32
configure.d/1_bio_err.conf
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@ -6,12 +6,30 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;b.bi_status" "linux/bio.h"
then
check() {
if compile_module "struct bio b;b.bi_status" "linux/bio.h"
then
echo "1"
elif compile_module "struct bio b;b.bi_error" "linux/bio.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_BIO_OP_STATUS(bio) \\
bio->bi_status"
elif compile_module "struct bio b;b.bi_error" "linux/bio.h"
then
bio->bi_status" ;;
"2")
add_define "CAS_BIO_OP_STATUS(bio) \\
bio->bi_error"
fi
bio->bi_error" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_bio_flags.conf
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@ -6,14 +6,31 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;b.bi_opf" "linux/bio.h"
then
check() {
if compile_module "struct bio b;b.bi_opf" "linux/bio.h"
then
echo "1"
elif compile_module "struct bio b;b.bi_rw" "linux/bio.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_BIO_OP_FLAGS_FORMAT \"0x%016X\""
add_define "CAS_BIO_OP_FLAGS(bio) \\
(bio)->bi_opf"
elif compile_module "struct bio b;b.bi_rw" "linux/bio.h"
then
(bio)->bi_opf" ;;
"2")
add_define "CAS_BIO_OP_FLAGS_FORMAT \"0x%016lX\""
add_define "CAS_BIO_OP_FLAGS(bio) \\
(bio)->bi_rw"
fi
(bio)->bi_rw" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_bio_iter.conf
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@ -6,20 +6,37 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;b.bi_iter.bi_size" "linux/bio.h"
then
check() {
if compile_module "struct bio b;b.bi_iter.bi_size" "linux/bio.h"
then
echo "1"
elif compile_module "struct bio b;b.bi_size" "linux/bio.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_BIO_BISIZE(bio) \\
bio->bi_iter.bi_size"
add_define "CAS_BIO_BIIDX(bio) \\
bio->bi_iter.bi_idx"
add_define "CAS_BIO_BISECTOR(bio) \\
bio->bi_iter.bi_sector"
elif compile_module "struct bio b;b.bi_size" "linux/bio.h"
then
bio->bi_iter.bi_sector" ;;
"2")
add_define "CAS_BIO_BISIZE(bio) \\
bio->bi_size"
add_define "CAS_BIO_BIIDX(bio) \\
bio->bi_idx"
add_define "CAS_BIO_BISECTOR(bio) \\
bio->bi_sector"
fi
bio->bi_sector" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_biovec.conf
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@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;&bio_iovec(&b)" "linux/bio.h"
then
check() {
if compile_module "struct bio b;&bio_iovec(&b)" "linux/bio.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_SEGMENT_BVEC(vec) \\
(&(vec))"
else
(&(vec))" ;;
"2")
add_define "CAS_SEGMENT_BVEC(vec) \\
(vec)"
fi
(vec)" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_block_pc.conf
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@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "blk_rq_set_block_pc(NULL)" "linux/blkdev.h"
then
check() {
if compile_module "blk_rq_set_block_pc(NULL)" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "cas_blk_rq_set_block_pc(rq) \\
blk_rq_set_block_pc(rq)"
else
blk_rq_set_block_pc(rq)" ;;
"2")
add_define "cas_blk_rq_set_block_pc(rq) \\
{}"
fi
{}" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_deamonize.conf
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@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "deamonize(\"some_name\", NULL)" "linux/sched.h"
then
check() {
if compile_module "deamonize(\"some_name\", NULL)" "linux/sched.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_DAEMONIZE(name, arg...) \\
daemonize(name, ##arg)"
else
daemonize(name, ##arg)" ;;
"2")
add_define "CAS_DAEMONIZE(name, arg...) \\
do { } while (0)"
fi
do { } while (0)" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_dentry.conf
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@ -6,12 +6,29 @@
. `dirname $0`/conf_framework
if compile_module "struct dentry dentry;dentry.d_u.d_alias" "linux/dcache.h"
then
check() {
if compile_module "struct dentry dentry;dentry.d_u.d_alias" "linux/dcache.h"
then
echo "1"
elif compile_module "struct dentry dentry;dentry.d_alias" "linux/dcache.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_ALIAS_NODE_TO_DENTRY(alias) \\
container_of(alias, struct dentry, d_u.d_alias)"
elif compile_module "struct dentry dentry;dentry.d_alias" "linux/dcache.h"
then
container_of(alias, struct dentry, d_u.d_alias)" ;;
"2")
add_define "CAS_ALIAS_NODE_TO_DENTRY(alias) \\
container_of(alias, struct dentry, d_alias)"
fi
container_of(alias, struct dentry, d_alias)" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_discard_zeros.conf
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@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "struct queue_limits q;q.discard_zeroes_data" "linux/blkdev.h"
then
check() {
if compile_module "struct queue_limits q;q.discard_zeroes_data" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_SET_DISCARD_ZEROES_DATA(queue_limits, val) \\
queue_limits.discard_zeroes_data = val"
else
queue_limits.discard_zeroes_data = val" ;;
"2")
add_define "CAS_SET_DISCARD_ZEROES_DATA(queue_limits, val) \\
({})"
fi
({})" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_flush_flag.conf
View File

@ -6,16 +6,33 @@
. `dirname $0`/conf_framework
if compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
check() {
if compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
echo "1"
elif compile_module "REQ_FLUSH" "linux/blk_types.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_REQ_FLUSH \\
REQ_PREFLUSH"
add_define "CAS_FLUSH_SUPPORTED \\
1"
elif compile_module "REQ_FLUSH" "linux/blk_types.h"
then
1" ;;
"2")
add_define "CAS_REQ_FLUSH \\
REQ_FLUSH"
add_define "CAS_FLUSH_SUPPORTED \\
1"
fi
1" ;;
*)
exit 1
esac
}
conf_run $@

86
configure.d/1_generic_acct.conf
View File

@ -6,80 +6,100 @@
. `dirname $0`/conf_framework
if
compile_module "generic_start_io_acct(NULL, 0, 0, NULL)" "linux/bio.h"
then
check() {
if compile_module "generic_start_io_acct(NULL, 0, 0, NULL)" "linux/bio.h"
then
echo "1"
elif compile_module "generic_start_io_acct(0, 0, NULL)" "linux/bio.h"
then
echo "2"
elif compile_module "part_round_stats(1, 1)" "linux/genhd.h"
then
echo "3"
elif compile_module "part_round_stats(NULL, 1, 1)" "linux/genhd.h"
then
echo "4"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline void cas_generic_start_io_acct(struct request_queue *q,
static inline void cas_generic_start_io_acct(struct request_queue *q,
int rw, unsigned long sectors, struct hd_struct *part) {
generic_start_io_acct(q, rw, sectors, part);
}"
}"
add_function "
static inline void cas_generic_end_io_acct(struct request_queue *q,
static inline void cas_generic_end_io_acct(struct request_queue *q,
int rw, struct hd_struct *part, unsigned long start_time)
{
{
generic_end_io_acct(q, rw, part, start_time);
}"
elif compile_module "generic_start_io_acct(0, 0, NULL)" "linux/bio.h"
then
}" ;;
"2")
add_function "
static inline void cas_generic_start_io_acct(struct request_queue *q,
static inline void cas_generic_start_io_acct(struct request_queue *q,
int rw, unsigned long sectors, struct hd_struct *part)
{
{
generic_start_io_acct(rw, sectors, part);
}"
}"
add_function "
static inline void cas_generic_end_io_acct(struct request_queue *q,
static inline void cas_generic_end_io_acct(struct request_queue *q,
int rw, struct hd_struct *part, unsigned long start_time)
{
{
generic_end_io_acct(rw, part, start_time);
}"
elif compile_module "part_round_stats(1, 1)" "linux/genhd.h"
then
}" ;;
"3")
add_function "
static inline void cas_generic_start_io_acct(struct request_queue *q,
static inline void cas_generic_start_io_acct(struct request_queue *q,
int rw, unsigned long sectors, struct hd_struct *part)
{
{
int cpu = part_stat_lock();
part_round_stats(cpu, part);
part_stat_inc(cpu, part, ios[rw]);
part_stat_add(cpu, part, sectors[rw], sectors);
part_inc_in_flight(part, rw);
part_stat_unlock();
}"
}"
add_function "
static inline void cas_generic_end_io_acct(struct request_queue *q,
static inline void cas_generic_end_io_acct(struct request_queue *q,
int rw, struct hd_struct *part, unsigned long start_time)
{
{
unsigned long duration = jiffies - start_time;
int cpu = part_stat_lock();
part_stat_add(cpu, part, ticks[rw], duration);
part_round_stats(cpu, part);
part_dec_in_flight(part, rw);
part_stat_unlock();
}"
elif compile_module "part_round_stats(NULL, 1, 1)" "linux/genhd.h"
then
}" ;;
"4")
add_function "
static inline void cas_generic_start_io_acct(struct request_queue *q,
static inline void cas_generic_start_io_acct(struct request_queue *q,
int rw, unsigned long sectors, struct hd_struct *part)
{
{
int cpu = part_stat_lock();
part_round_stats(NULL, cpu, part);
part_stat_inc(cpu, part, ios[rw]);
part_stat_add(cpu, part, sectors[rw], sectors);
part_inc_in_flight(NULL, part, rw);
part_stat_unlock();
}"
}"
add_function "
static inline void cas_generic_end_io_acct(struct request_queue *q,
static inline void cas_generic_end_io_acct(struct request_queue *q,
int rw, struct hd_struct *part, unsigned long start_time)
{
{
unsigned long duration = jiffies - start_time;
int cpu = part_stat_lock();
part_stat_add(cpu, part, ticks[rw], duration);
part_round_stats(NULL, cpu, part);
part_dec_in_flight(NULL, part, rw);
part_stat_unlock();
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

34
configure.d/1_global_page_state.conf
View File

@ -6,27 +6,43 @@
. `dirname $0`/conf_framework
check() {
if compile_module "global_zone_page_state(1)" "linux/mm.h"
then
echo "1"
elif compile_module "global_page_state(1)" "linux/mm.h"
then
echo "2"
else
echo "X"
fi
}
if compile_module "global_zone_page_state(1)" "linux/mm.h"
then
apply() {
case "$1" in
"1")
add_function "
static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
{
return global_zone_page_state(item);
}"
add_define "CAS_BIO_SET_DEV(bio, bdev) \\
bio_set_dev(bio, bdev)"
add_define "CAS_BIO_GET_DEV(bio) \\
bio->bi_disk"
elif compile_module "global_page_state(1)" "linux/mm.h"
then
bio->bi_disk" ;;
"2")
add_function "
static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
static inline unsigned long cas_global_zone_page_state(enum zone_stat_item item)
{
return global_page_state(item);
}"
add_define "CAS_BIO_SET_DEV(bio, bdev) \\
bio->bi_bdev = bdev"
add_define "CAS_BIO_GET_DEV(bio) \\
bio->bi_bdev->bd_disk"
fi
bio->bi_bdev->bd_disk" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_hlist.conf
View File

@ -6,20 +6,37 @@
. `dirname $0`/conf_framework
if compile_module "struct hlist_node list" "linux/types.h"
then
check() {
if compile_module "struct hlist_node list" "linux/types.h"
then
echo "1"
elif compile_module "struct list_head list" "linux/list.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_ALIAS_NODE_TYPE \\
struct hlist_node"
add_define "CAS_DENTRY_LIST_EMPTY(head) \\
hlist_empty(head)"
add_define "CAS_INODE_FOR_EACH_DENTRY(pos, head) \\
hlist_for_each(pos, head)"
elif compile_module "struct list_head list" "linux/list.h"
then
hlist_for_each(pos, head)" ;;
"2")
add_define "CAS_ALIAS_NODE_TYPE \\
struct list_head"
add_define "CAS_DENTRY_LIST_EMPTY(head) \\
list_empty(head)"
add_define "CAS_INODE_FOR_EACH_DENTRY(pos, head) \\
list_for_each(pos, head)"
fi
list_for_each(pos, head)" ;;
*)
exit 1
esac
}
conf_run $@

31
configure.d/1_inode.conf
View File

@ -6,12 +6,29 @@
. `dirname $0`/conf_framework
if compile_module "struct file file;file.f_inode" "linux/fs.h"
then
check() {
if compile_module "struct file file;file.f_inode" "linux/fs.h"
then
echo "1"
elif compile_module "struct file file;file->f_dentry->d_inode" "linux/fs.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_FILE_INODE(file) \\
file->f_inode"
elif compile_module "struct file file;file->f_dentry->d_inode" "linux/fs.h"
then
file->f_inode" ;;
"2")
add_define "CAS_FILE_INODE(file) \\
file->f_dentry->d_inode"
fi
file->f_dentry->d_inode" ;;
*)
exit 1
esac
}
conf_run $@

51
configure.d/1_munmap.conf
View File

@ -6,34 +6,51 @@
. `dirname $0`/conf_framework
if compile_module "vm_munmap(0, 0)" "linux/mm.h"
then
check() {
if compile_module "vm_munmap(0, 0)" "linux/mm.h"
then
echo "1"
elif compile_module "do_munmap(NULL, 0)" "linux/mm.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_function "
#include <uapi/asm-generic/mman-common.h>
static inline unsigned long cas_vm_mmap(struct file *file,
static inline unsigned long cas_vm_mmap(struct file *file,
unsigned long addr, unsigned long len)
{
{
return vm_mmap(file, addr, len, PROT_READ | PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE, 0);
}"
}"
add_function "
static inline int cas_vm_munmap(unsigned long start, size_t len)
{
static inline int cas_vm_munmap(unsigned long start, size_t len)
{
return vm_munmap(start, len);
}"
elif compile_module "do_munmap(NULL, 0)" "linux/mm.h"
then
}" ;;
"2")
add_function "
#include <asm-generic/mman-common.h>
static inline unsigned long cas_vm_mmap(struct file *file,
static inline unsigned long cas_vm_mmap(struct file *file,
unsigned long addr, unsigned long len)
{
{
return do_mmap_pgoff(file, addr, len, PROT_READ | PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE, 0);
}"
}"
add_function "
static inline int cas_vm_munmap(unsigned long start, size_t len)
{
static inline int cas_vm_munmap(unsigned long start, size_t len)
{
return do_munmap(current->mm, start, len);
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_queue_bounce.conf
View File

@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "blk_queue_bounce(NULL, NULL);" "linux/blkdev.h"
then
check() {
if compile_module "blk_queue_bounce(NULL, NULL);" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "cas_blk_queue_bounce(q, bounce_bio) \\
blk_queue_bounce(q, bounce_bio)"
else
blk_queue_bounce(q, bounce_bio)" ;;
"2")
add_define "cas_blk_queue_bounce(q, bounce_bio) \\
({})"
fi
({})" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_queue_chunk_sectors.conf
View File

@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "struct request_queue q;q.limits.chunk_sectors" "linux/blkdev.h"
then
check() {
if compile_module "struct request_queue q;q.limits.chunk_sectors" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_SET_QUEUE_CHUNK_SECTORS(queue, chunk_size) \\
queue->limits.chunk_sectors = chunk_size"
else
queue->limits.chunk_sectors = chunk_size" ;;
"2")
add_define "CAS_SET_QUEUE_CHUNK_SECTORS(queue, chunk_size) \\
{;}"
fi
{;}" ;;
*)
exit 1
esac
}
conf_run $@

27
configure.d/1_queue_flag_set.conf
View File

@ -6,11 +6,26 @@
. `dirname $0`/conf_framework
if compile_module "blk_queue_flag_set(0, NULL)" "linux/blkdev.h"
then
check() {
if compile_module "blk_queue_flag_set(0, NULL)" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_define "cas_queue_flag_set_unlocked(flag, request_queue) \\
blk_queue_flag_set(flag, request_queue)"
else
blk_queue_flag_set(flag, request_queue)" ;;
"2")
add_define "cas_queue_flag_set_unlocked(flag, request_queue) \\
queue_flag_set_unlocked(flag, request_queue)"
fi
queue_flag_set_unlocked(flag, request_queue)" ;;
*)
exit 1
esac
}
conf_run $@

51
configure.d/1_queue_limits.conf
View File

@ -7,12 +7,28 @@
. `dirname $0`/conf_framework
# RHEL 7.3
if compile_module "struct queue_limits q;q.limits_aux" "linux/blkdev.h"
then
check() {
if compile_module "struct queue_limits q;q.limits_aux" "linux/blkdev.h"
then
echo "1"
elif compile_module "struct queue_limits q;q.max_write_zeroes_sectors" "linux/blkdev.h"
then
echo "2"
elif compile_module "struct queue_limits q;q.max_write_same_sectors" "linux/blkdev.h"
then
echo "3"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
struct request_queue *cache_q, struct request_queue *core_q)
{
{
struct queue_limits_aux *l_aux = exp_q->limits.limits_aux;
exp_q->limits = cache_q->limits;
exp_q->limits.limits_aux = l_aux;
@ -24,30 +40,33 @@ static inline void cas_copy_queue_limits(struct request_queue *exp_q,
exp_q->limits.max_write_same_sectors = 0;
if (queue_virt_boundary(cache_q))
queue_flag_set(QUEUE_FLAG_NOMERGES, cache_q);
}"
elif compile_module "struct queue_limits q;q.max_write_zeroes_sectors" "linux/blkdev.h"
then
}" ;;
"2")
add_function "
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
struct request_queue *cache_q, struct request_queue *core_q)
{
{
exp_q->limits = cache_q->limits;
exp_q->limits.max_sectors = core_q->limits.max_sectors;
exp_q->limits.max_hw_sectors = core_q->limits.max_hw_sectors;
exp_q->limits.max_segments = core_q->limits.max_segments;
exp_q->limits.max_write_same_sectors = 0;
exp_q->limits.max_write_zeroes_sectors = 0;
}"
elif compile_module "struct queue_limits q;q.max_write_same_sectors" "linux/blkdev.h"
then
}" ;;
"3")
add_function "
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
static inline void cas_copy_queue_limits(struct request_queue *exp_q,
struct request_queue *cache_q, struct request_queue *core_q)
{
{
exp_q->limits = cache_q->limits;
exp_q->limits.max_sectors = core_q->limits.max_sectors;
exp_q->limits.max_hw_sectors = core_q->limits.max_hw_sectors;
exp_q->limits.max_segments = core_q->limits.max_segments;
exp_q->limits.max_write_same_sectors = 0;
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

35
configure.d/1_req_fs.conf
View File

@ -6,17 +6,27 @@
. `dirname $0`/conf_framework
if compile_module "REQ_TYPE_FS" "linux/blkdev.h"
then
check() {
if compile_module "REQ_TYPE_FS" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline int cas_is_rq_type_fs(struct request *rq)
{
static inline int cas_is_rq_type_fs(struct request *rq)
{
return rq->cmd_type == REQ_TYPE_FS;
}"
else
}" ;;
"2")
add_function "
static inline int cas_is_rq_type_fs(struct request *rq)
{
static inline int cas_is_rq_type_fs(struct request *rq)
{
switch (req_op(rq)){
case REQ_OP_READ:
case REQ_OP_WRITE:
@ -26,5 +36,10 @@ static inline int cas_is_rq_type_fs(struct request *rq)
default:
return false;
}
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

63
configure.d/1_submit_bio.conf
View File

@ -11,34 +11,55 @@
# * it takes one argument and retuns non-void
# * it takes two arguments and returns non-void
# * it takse two arguments and is void-type
if compile_module "submit_bio(NULL)" "linux/bio.h"
then
check() {
if compile_module "submit_bio(NULL)" "linux/bio.h"
then
echo "1"
elif compile_module "submit_bio(NULL)" "linux/fs.h"
then
echo "2"
elif compile_module "void *t=submit_bio(0, NULL)" "linux/fs.h"
then
echo "3"
elif compile_module "submit_bio(0, NULL)" "linux/fs.h"
then
echo "4"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
CAS_BIO_OP_FLAGS(bio) |= rw;
return submit_bio(bio);
}"
elif compile_module "submit_bio(NULL)" "linux/fs.h"
then
}" ;;
"2")
add_function "
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
CAS_BIO_OP_FLAGS(bio) |= rw;
return submit_bio(bio);
}"
elif compile_module "void *t=submit_bio(0, NULL)" "linux/fs.h"
then
}" ;;
"3")
add_function "
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
static inline blk_qc_t cas_submit_bio(int rw, struct bio *bio)
{
return submit_bio(rw, bio);
}"
elif compile_module "submit_bio(0, NULL)" "linux/fs.h"
then
}" ;;
"4")
add_function "
static inline void cas_submit_bio(int rw, struct bio *bio)
{
static inline void cas_submit_bio(int rw, struct bio *bio)
{
submit_bio(rw, bio);
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

21
configure.d/1_whlt.conf
View File

@ -6,8 +6,21 @@
. `dirname $0`/conf_framework
if compile_module "struct bio b;b.bi_write_hint" "linux/bio.h"
then
check() {
if compile_module "struct bio b;b.bi_write_hint" "linux/bio.h"
then
echo "1"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_WLTH_SUPPORT \\
1"
fi
1" ;;
esac
}
conf_run $@

31
configure.d/1_write_flag.conf
View File

@ -6,12 +6,29 @@
. `dirname $0`/conf_framework
if compile_module "WRITE" "linux/blk_types.h"
then
check() {
if compile_module "WRITE" "linux/blk_types.h"
then
echo "1"
elif compile_module "REQ_WRITE" "linux/blk_types.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_RQ_DATA_DIR_WR \\
WRITE"
elif compile_module "REQ_WRITE" "linux/blk_types.h"
then
WRITE" ;;
"2")
add_define "CAS_RQ_DATA_DIR_WR \\
REQ_WRITE"
fi
REQ_WRITE" ;;
*)
exit 1
esac
}
conf_run $@

49
configure.d/1_write_fua.conf
View File

@ -6,27 +6,48 @@
. `dirname $0`/conf_framework
if compile_module "WRITE_FUA" "linux/fs.h"
then
add_define "CAS_WRITE_FUA \\
WRITE_FUA"
check() {
if compile_module "WRITE_FUA" "linux/fs.h"
then
if compile_module "BIO_FUA" "linux/bio.h"
then
add_define "CAS_IS_WRITE_FUA(flags) \\
((flags) & BIO_FUA)"
echo "1"
else
add_define "CAS_IS_WRITE_FUA(flags) \\
((flags) & REQ_FUA)"
echo "2"
fi
elif compile_module "REQ_FUA" "linux/blk_types.h"
then
elif compile_module "REQ_FUA" "linux/blk_types.h"
then
echo "3"
else
echo "4"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_WRITE_FUA \\
WRITE_FUA"
add_define "CAS_IS_WRITE_FUA(flags) \\
((flags) & BIO_FUA)" ;;
"2")
add_define "CAS_WRITE_FUA \\
WRITE_FUA"
add_define "CAS_IS_WRITE_FUA(flags) \\
((flags) & REQ_FUA)" ;;
"3")
add_define "CAS_IS_WRITE_FUA(flags) \\
((flags) & REQ_FUA)"
add_define "CAS_WRITE_FUA \\
REQ_FUA"
else
REQ_FUA" ;;
"4")
add_define "CAS_IS_WRITE_FUA(flags) \\
0"
add_define "CAS_WRITE_FUA \\
WRITE_BARRIER"
fi
WRITE_BARRIER" ;;
*)
exit 1
esac
}
conf_run $@

39
configure.d/2_bio_barrier.conf
View File

@ -6,16 +6,35 @@
. `dirname $0`/conf_framework
if compile_module "RQF_SOFTBARRIER" "linux/blkdev.h"
then
check() {
if compile_module "RQF_SOFTBARRIER" "linux/blkdev.h"
then
echo "1"
elif compile_module "REQ_SOFTBARRIER" "linux/blk_types.h"
then
echo "2"
elif compile_module "BIO_RW_BARRIER" "linux/fs.h"
then
echo "3"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_CHECK_BARRIER(bio) \\
((CAS_BIO_OP_FLAGS(bio) & RQF_SOFTBARRIER) != 0)"
elif compile_module "REQ_SOFTBARRIER" "linux/blk_types.h"
then
((CAS_BIO_OP_FLAGS(bio) & RQF_SOFTBARRIER) != 0)" ;;
"2")
add_define "CAS_CHECK_BARRIER(bio) \\
((CAS_BIO_OP_FLAGS(bio) & REQ_SOFTBARRIER) != 0)"
elif compile_module "BIO_RW_BARRIER" "linux/fs.h"
then
((CAS_BIO_OP_FLAGS(bio) & REQ_SOFTBARRIER) != 0)" ;;
"3")
add_define "CAS_CHECK_BARRIER(bio) \\
(bio_rw_flagged((bio), BIO_RW_BARRIER))"
fi
(bio_rw_flagged((bio), BIO_RW_BARRIER))" ;;
*)
exit 1
esac
}
conf_run $@

49
configure.d/2_flush_fua.conf
View File

@ -6,27 +6,48 @@
. `dirname $0`/conf_framework
if compile_module "WRITE_FLUSH_FUA" "linux/fs.h"
then
add_define "CAS_WRITE_FLUSH_FUA \\
WRITE_FLUSH_FUA"
check() {
if compile_module "WRITE_FLUSH_FUA" "linux/fs.h"
then
if compile_module "BIO_FUA" "linux/bio.h"
then
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
((BIO_FUA | BIO_FLUSH) == ((flags) & (BIO_FUA | BIO_FLUSH)))"
echo "1"
else
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
((REQ_FUA | CAS_REQ_FLUSH) == ((flags) & (REQ_FUA | CAS_REQ_FLUSH)))"
echo "2"
fi
elif compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
elif compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
echo "3"
else
echo "4"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_WRITE_FLUSH_FUA \\
WRITE_FLUSH_FUA"
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
((BIO_FUA | BIO_FLUSH) == ((flags) & (BIO_FUA | BIO_FLUSH)))" ;;
"2")
add_define "CAS_WRITE_FLUSH_FUA \\
WRITE_FLUSH_FUA"
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
((REQ_FUA | CAS_REQ_FLUSH) == ((flags) & (REQ_FUA | CAS_REQ_FLUSH)))" ;;
"3")
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
((REQ_PREFLUSH | REQ_FUA) == ((flags) & (REQ_PREFLUSH |REQ_FUA)))"
add_define "CAS_WRITE_FLUSH_FUA \\
(REQ_PREFLUSH | REQ_FUA)"
else
(REQ_PREFLUSH | REQ_FUA)" ;;
"4")
add_define "CAS_IS_WRITE_FLUSH_FUA(flags) \\
0"
add_define "CAS_WRITE_FLUSH_FUA \\
WRITE_BARRIER"
fi
WRITE_BARRIER" ;;
*)
exit 1
esac
}
conf_run $@

35
configure.d/2_make_req.conf
View File

@ -6,19 +6,29 @@
. `dirname $0`/conf_framework
if compile_module "blk_make_request(NULL, NULL, 0)" "linux/blkdev.h"
then
check() {
if compile_module "blk_make_request(NULL, NULL, 0)" "linux/blkdev.h"
then
echo "1"
else
echo "2"
fi
}
apply() {
case "$1" in
"1")
add_function "
static inline struct request *cas_blk_make_request(struct request_queue *q,
static inline struct request *cas_blk_make_request(struct request_queue *q,
struct bio *bio, gfp_t gfp_mask)
{
{
return blk_make_request(q, bio, gfp_mask);
}"
else
}" ;;
"2")
add_function "
static inline struct request *cas_blk_make_request(struct request_queue *q,
static inline struct request *cas_blk_make_request(struct request_queue *q,
struct bio *bio, gfp_t gfp_mask)
{
{
struct request *rq = blk_get_request(q, bio_data_dir(bio), gfp_mask);
if (IS_ERR(rq))
return rq;
@ -35,5 +45,10 @@ static inline struct request *cas_blk_make_request(struct request_queue *q,
}
}
return rq;
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

37
configure.d/2_queue_write.conf
View File

@ -6,27 +6,39 @@
. `dirname $0`/conf_framework
if compile_module "blk_queue_write_cache(NULL, 0, 0)" "linux/blkdev.h"
then
check() {
if compile_module "blk_queue_write_cache(NULL, 0, 0)" "linux/blkdev.h"
then
echo "1"
elif compile_module "struct request_queue rq;rq.flush_flags" "linux/blkdev.h"
then
echo "2"
else
echo "X"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_CHECK_QUEUE_FLUSH(q) \\
test_bit(QUEUE_FLAG_WC, &(q)->queue_flags)"
add_define "CAS_CHECK_QUEUE_FUA(q) \\
test_bit(QUEUE_FLAG_FUA, &(q)->queue_flags)"
add_function "
static inline void cas_set_queue_flush_fua(struct request_queue *q,
static inline void cas_set_queue_flush_fua(struct request_queue *q,
bool flush, bool fua)
{
{
blk_queue_write_cache(q, flush, fua);
}"
elif compile_module "struct request_queue rq;rq.flush_flags" "linux/blkdev.h"
then
}" ;;
"2")
add_define "CAS_CHECK_QUEUE_FLUSH(q) \\
((q)->flush_flags & CAS_REQ_FLUSH)"
add_define "CAS_CHECK_QUEUE_FUA(q) \\
((q)->flush_flags & REQ_FUA)"
add_function "static inline void cas_set_queue_flush_fua(struct request_queue *q,
bool flush, bool fua)
{
{
unsigned int flags = 0;
if (flush)
flags |= CAS_REQ_FLUSH;
@ -34,5 +46,10 @@ then
flags |= REQ_FUA;
if (flags)
blk_queue_flush(q, flags);
}"
fi
}" ;;
*)
exit 1
esac
}
conf_run $@

51
configure.d/2_write_flush.conf
View File

@ -6,33 +6,56 @@
. `dirname $0`/conf_framework
if compile_module "WRITE_FLUSH" "linux/fs.h"
then
check() {
if compile_module "WRITE_FLUSH" "linux/fs.h"
then
if compile_module "BIO_FLUSH" "linux/bio.h"
then
echo "1"
else
echo "2"
fi
elif compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
echo "3"
else
echo "4"
fi
}
apply() {
case "$1" in
"1")
add_define "CAS_RQ_IS_FLUSH(rq) \\
((rq)->cmd_flags & CAS_REQ_FLUSH)"
add_define "CAS_WRITE_FLUSH \\
WRITE_FLUSH"
if compile_module "BIO_FLUSH" "linux/bio.h"
then
add_define "CAS_IS_WRITE_FLUSH(flags) \\
((flags) & BIO_FLUSH)"
else
((flags) & BIO_FLUSH)" ;;
"2")
add_define "CAS_RQ_IS_FLUSH(rq) \\
((rq)->cmd_flags & CAS_REQ_FLUSH)"
add_define "CAS_WRITE_FLUSH \\
WRITE_FLUSH"
add_define "CAS_IS_WRITE_FLUSH(flags) \\
((flags) & CAS_REQ_FLUSH)"
fi
elif compile_module "REQ_PREFLUSH" "linux/blk_types.h"
then
((flags) & CAS_REQ_FLUSH)" ;;
"3")
add_define "CAS_RQ_IS_FLUSH(rq) \\
((rq)->cmd_flags & REQ_PREFLUSH)"
add_define "CAS_WRITE_FLUSH \\
(REQ_OP_WRITE | REQ_PREFLUSH)"
add_define "CAS_IS_WRITE_FLUSH(flags) \\
(CAS_WRITE_FLUSH == ((flags) & CAS_WRITE_FLUSH))"
else
(CAS_WRITE_FLUSH == ((flags) & CAS_WRITE_FLUSH))" ;;
"4")
add_define "CAS_RQ_IS_FLUSH(rq) \\
0"
add_define "CAS_IS_WRITE_FLUSH(flags) \\
(WRITE_BARRIER == ((flags) & WRITE_BARRIER))"
add_define "CAS_WRITE_FLUSH \\
WRITE_BARRIER"
fi
WRITE_BARRIER" ;;
*)
exit 1
esac
}
conf_run $@

7
configure.d/conf_framework
View File

@ -60,4 +60,11 @@ kernel_not_supp_fail() {
exit 1
}
conf_run() {
case "$1" in
"check") check ;;
"apply") apply $2 ;;
esac
}
IFS='?'