Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git

# Conflicts:
#	tools/testing/selftests/clone3/clone3.c

Author: sfrothwell

Documentation/dev-tools/kselftest.rst

@@ -112,7 +112,7 @@ You can specify multiple tests to skip::
 You can also specify a restricted list of tests to run together with a
 dedicated skiplist::
 
-  $  make TARGETS="bpf breakpoints size timers" SKIP_TARGETS=bpf kselftest
+  $  make TARGETS="breakpoints size timers" SKIP_TARGETS=size kselftest
 
 See the top-level tools/testing/selftests/Makefile for the list of all
 possible targets.
@@ -165,7 +165,7 @@ To see the list of available tests, the `-l` option can be used::
 The `-c` option can be used to run all the tests from a test collection, or
 the `-t` option for specific single tests. Either can be used multiple times::
 
-   $ ./run_kselftest.sh -c bpf -c seccomp -t timers:posix_timers -t timer:nanosleep
+   $ ./run_kselftest.sh -c size -c seccomp -t timers:posix_timers -t timer:nanosleep
 
 For other features see the script usage output, seen with the `-h` option.
 
@@ -210,7 +210,7 @@ option is supported, such as::
 tests by using variables specified in `Running a subset of selftests`_
 section::
 
-    $ make -C tools/testing/selftests gen_tar TARGETS="bpf" FORMAT=.xz
+    $ make -C tools/testing/selftests gen_tar TARGETS="size" FORMAT=.xz
 
 .. _tar's auto-compress: https://www.gnu.org/software/tar/manual/html_node/gzip.html#auto_002dcompress
 

Makefile

@@ -1366,8 +1366,8 @@ kselftest-%: headers FORCE
 PHONY += kselftest-merge
 kselftest-merge:
 	$(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!))
-	$(Q)find $(srctree)/tools/testing/selftests -name config | \
-		xargs $(srctree)/scripts/kconfig/merge_config.sh -m $(objtree)/.config
+	$(Q)find $(srctree)/tools/testing/selftests -name config -o -name config.$(UTS_MACHINE) | \
+		xargs $(srctree)/scripts/kconfig/merge_config.sh -y -m $(objtree)/.config
 	$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig
 
 # ---------------------------------------------------------------------------

tools/power/x86/amd_pstate_tracer/amd_pstate_trace.py

@@ -30,8 +30,7 @@
 import Gnuplot
 from numpy import *
 from decimal import *
-sys.path.append('../intel_pstate_tracer')
-#import intel_pstate_tracer
+sys.path.append(os.path.join(os.path.dirname(__file__), "..", "intel_pstate_tracer"))
 import intel_pstate_tracer as ipt
 
 __license__ = "GPL version 2"

tools/testing/selftests/amd-pstate/gitsource.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 # SPDX-License-Identifier: GPL-2.0
 
 # Testing and monitor the cpu desire performance, frequency, load,
@@ -66,25 +66,30 @@ post_clear_gitsource()
 
 install_gitsource()
 {
-	if [ ! -d $git_name ]; then
+	if [ ! -d $SCRIPTDIR/$git_name ]; then
+		pushd $(pwd) > /dev/null 2>&1
+		cd $SCRIPTDIR
 		printf "Download gitsource, please wait a moment ...\n\n"
 		wget -O $git_tar $gitsource_url > /dev/null 2>&1
 
 		printf "Tar gitsource ...\n\n"
 		tar -xzf $git_tar
+		popd > /dev/null 2>&1
 	fi
 }
 
 # $1: governor, $2: loop
 run_gitsource()
 {
 	echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL"
-	./amd_pstate_trace.py -n tracer-gitsource-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
+	$TRACER -n tracer-gitsource-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
 
 	printf "Make and test gitsource for $1 #$2 make_cpus: $MAKE_CPUS\n"
-	cd $git_name
-	perf stat -a --per-socket -I 1000 -e power/energy-pkg/ /usr/bin/time -o ../$OUTFILE_GIT.time-gitsource-$1-$2.log make test -j$MAKE_CPUS > ../$OUTFILE_GIT-perf-$1-$2.log 2>&1
-	cd ..
+	BACKUP_DIR=$(pwd)
+	pushd $BACKUP_DIR > /dev/null 2>&1
+	cd $SCRIPTDIR/$git_name
+	$PERF stat -a --per-socket -I 1000 -e power/energy-pkg/ /usr/bin/time -o $BACKUP_DIR/$OUTFILE_GIT.time-gitsource-$1-$2.log make test -j$MAKE_CPUS > $BACKUP_DIR/$OUTFILE_GIT-perf-$1-$2.log 2>&1
+	popd > /dev/null 2>&1
 
 	for job in `jobs -p`
 	do

tools/testing/selftests/amd-pstate/run.sh

@@ -8,9 +8,12 @@ else
 	FILE_MAIN=DONE
 fi
 
-source basic.sh
-source tbench.sh
-source gitsource.sh
+SCRIPTDIR=`dirname "$0"`
+TRACER=$SCRIPTDIR/../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py
+
+source $SCRIPTDIR/basic.sh
+source $SCRIPTDIR/tbench.sh
+source $SCRIPTDIR/gitsource.sh
 
 # amd-pstate-ut only run on x86/x86_64 AMD systems.
 ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/')
@@ -22,6 +25,7 @@ OUTFILE=selftest
 OUTFILE_TBENCH="$OUTFILE.tbench"
 OUTFILE_GIT="$OUTFILE.gitsource"
 
+PERF=/usr/bin/perf
 SYSFS=
 CPUROOT=
 CPUFREQROOT=
@@ -151,14 +155,15 @@ help()
 	[-p <tbench process number>]
 	[-l <loop times for tbench>]
 	[-i <amd tracer interval>]
+	[-b <perf binary>]
 	[-m <comparative test: acpi-cpufreq>]
 	\n"
 	exit 2
 }
 
 parse_arguments()
 {
-	while getopts ho:c:t:p:l:i:m: arg
+	while getopts ho:c:t:p:l:i:b:m: arg
 	do
 		case $arg in
 			h) # --help
@@ -189,6 +194,10 @@ parse_arguments()
 				TRACER_INTERVAL=$OPTARG
 				;;
 
+			b) # --perf-binary
+				PERF=`realpath $OPTARG`
+				;;
+
 			m) # --comparative-test
 				COMPARATIVE_TEST=$OPTARG
 				;;
@@ -202,8 +211,8 @@ parse_arguments()
 
 command_perf()
 {
-	if ! command -v perf > /dev/null; then
-		echo $msg please install perf. >&2
+	if ! $PERF -v; then
+		echo $msg please install perf or provide perf binary path as argument >&2
 		exit $ksft_skip
 	fi
 }

tools/testing/selftests/amd-pstate/tbench.sh

@@ -64,11 +64,11 @@ post_clear_tbench()
 run_tbench()
 {
 	echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL"
-	./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
+	$TRACER -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 &
 
 	printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n"
 	tbench_srv > /dev/null 2>&1 &
-	perf stat -a --per-socket -I 1000 -e power/energy-pkg/ tbench -t $TIME_LIMIT $PROCESS_NUM > $OUTFILE_TBENCH-perf-$1-$2.log 2>&1
+	$PERF stat -a --per-socket -I 1000 -e power/energy-pkg/ tbench -t $TIME_LIMIT $PROCESS_NUM > $OUTFILE_TBENCH-perf-$1-$2.log 2>&1
 
 	pid=`pidof tbench_srv`
 	kill $pid

tools/testing/selftests/cachestat/test_cachestat.c

@@ -27,7 +27,7 @@ static const char * const dev_files[] = {
 void print_cachestat(struct cachestat *cs)
 {
 	ksft_print_msg(
-	"Using cachestat: Cached: %lu, Dirty: %lu, Writeback: %lu, Evicted: %lu, Recently Evicted: %lu\n",
+	"Using cachestat: Cached: %llu, Dirty: %llu, Writeback: %llu, Evicted: %llu, Recently Evicted: %llu\n",
 	cs->nr_cache, cs->nr_dirty, cs->nr_writeback,
 	cs->nr_evicted, cs->nr_recently_evicted);
 }

tools/testing/selftests/capabilities/Makefile

@@ -2,7 +2,7 @@
 TEST_GEN_FILES := validate_cap
 TEST_GEN_PROGS := test_execve
 
-CFLAGS += -O2 -g -std=gnu99 -Wall
+CFLAGS += -O2 -g -std=gnu99 -Wall $(KHDR_INCLUDES)
 LDLIBS += -lcap-ng -lrt -ldl
 
 include ../lib.mk

tools/testing/selftests/capabilities/test_execve.c

@@ -20,14 +20,6 @@
 
 #include "../kselftest.h"
 
-#ifndef PR_CAP_AMBIENT
-#define PR_CAP_AMBIENT			47
-# define PR_CAP_AMBIENT_IS_SET		1
-# define PR_CAP_AMBIENT_RAISE		2
-# define PR_CAP_AMBIENT_LOWER		3
-# define PR_CAP_AMBIENT_CLEAR_ALL	4
-#endif
-
 static int nerrs;
 static pid_t mpid;	/*  main() pid is used to avoid duplicate test counts */
 

tools/testing/selftests/capabilities/validate_cap.c

@@ -9,14 +9,6 @@
 
 #include "../kselftest.h"
 
-#ifndef PR_CAP_AMBIENT
-#define PR_CAP_AMBIENT			47
-# define PR_CAP_AMBIENT_IS_SET		1
-# define PR_CAP_AMBIENT_RAISE		2
-# define PR_CAP_AMBIENT_LOWER		3
-# define PR_CAP_AMBIENT_CLEAR_ALL	4
-#endif
-
 #if __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 19)
 # define HAVE_GETAUXVAL
 #endif