diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild index cea258f1d9d2..259d31fc9073 100644 --- a/include/uapi/linux/Kbuild +++ b/include/uapi/linux/Kbuild @@ -212,6 +212,7 @@ header-y += ivtv.h header-y += ixjuser.h header-y += jffs2.h header-y += joystick.h +header-y += kcmp.h header-y += kdev_t.h header-y += kd.h header-y += kernelcapi.h diff --git a/include/linux/kcmp.h b/include/uapi/linux/kcmp.h similarity index 62% rename from include/linux/kcmp.h rename to include/uapi/linux/kcmp.h index 2dcd1b3aafc8..84df14b37360 100644 --- a/include/linux/kcmp.h +++ b/include/uapi/linux/kcmp.h @@ -1,5 +1,5 @@ -#ifndef _LINUX_KCMP_H -#define _LINUX_KCMP_H +#ifndef _UAPI_LINUX_KCMP_H +#define _UAPI_LINUX_KCMP_H /* Comparison type */ enum kcmp_type { @@ -14,4 +14,4 @@ enum kcmp_type { KCMP_TYPES, }; -#endif /* _LINUX_KCMP_H */ +#endif /* _UAPI_LINUX_KCMP_H */ diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile index c14893b501a9..b3831f4ba845 100644 --- a/tools/testing/selftests/Makefile +++ b/tools/testing/selftests/Makefile @@ -16,6 +16,7 @@ TARGETS += sysctl TARGETS += firmware TARGETS += ftrace TARGETS += exec +TARGETS += size TARGETS_HOTPLUG = cpu-hotplug TARGETS_HOTPLUG += memory-hotplug diff --git a/tools/testing/selftests/breakpoints/breakpoint_test.c b/tools/testing/selftests/breakpoints/breakpoint_test.c index a0743f3b2b57..120895ab5505 100644 --- a/tools/testing/selftests/breakpoints/breakpoint_test.c +++ b/tools/testing/selftests/breakpoints/breakpoint_test.c @@ -17,6 +17,8 @@ #include #include +#include "../kselftest.h" + /* Breakpoint access modes */ enum { @@ -42,7 +44,7 @@ static void set_breakpoint_addr(void *addr, int n) offsetof(struct user, u_debugreg[n]), addr); if (ret) { perror("Can't set breakpoint addr\n"); - exit(-1); + ksft_exit_fail(); } } @@ -105,7 +107,7 @@ static void toggle_breakpoint(int n, int type, int len, offsetof(struct user, u_debugreg[7]), dr7); if (ret) { perror("Can't set dr7"); - exit(-1); + ksft_exit_fail(); } } @@ -275,7 +277,7 @@ static void check_success(const char *msg) msg2 = "Ok"; if (ptrace(PTRACE_POKEDATA, child_pid, &trapped, 1)) { perror("Can't poke\n"); - exit(-1); + ksft_exit_fail(); } } @@ -390,5 +392,5 @@ int main(int argc, char **argv) wait(NULL); - return 0; + return ksft_exit_pass(); } diff --git a/tools/testing/selftests/ipc/msgque.c b/tools/testing/selftests/ipc/msgque.c index 552f0810bffb..1b2ce334bb3f 100644 --- a/tools/testing/selftests/ipc/msgque.c +++ b/tools/testing/selftests/ipc/msgque.c @@ -5,6 +5,8 @@ #include #include +#include "../kselftest.h" + #define MAX_MSG_SIZE 32 struct msg1 { @@ -195,58 +197,58 @@ int main(int argc, char **argv) if (getuid() != 0) { printf("Please run the test as root - Exiting.\n"); - exit(1); + return ksft_exit_fail(); } msgque.key = ftok(argv[0], 822155650); if (msgque.key == -1) { - printf("Can't make key\n"); - return -errno; + printf("Can't make key: %d\n", -errno); + return ksft_exit_fail(); } msgque.msq_id = msgget(msgque.key, IPC_CREAT | IPC_EXCL | 0666); if (msgque.msq_id == -1) { err = -errno; - printf("Can't create queue\n"); + printf("Can't create queue: %d\n", err); goto err_out; } err = fill_msgque(&msgque); if (err) { - printf("Failed to fill queue\n"); + printf("Failed to fill queue: %d\n", err); goto err_destroy; } err = dump_queue(&msgque); if (err) { - printf("Failed to dump queue\n"); + printf("Failed to dump queue: %d\n", err); goto err_destroy; } err = check_and_destroy_queue(&msgque); if (err) { - printf("Failed to check and destroy queue\n"); + printf("Failed to check and destroy queue: %d\n", err); goto err_out; } err = restore_queue(&msgque); if (err) { - printf("Failed to restore queue\n"); + printf("Failed to restore queue: %d\n", err); goto err_destroy; } err = check_and_destroy_queue(&msgque); if (err) { - printf("Failed to test queue\n"); + printf("Failed to test queue: %d\n", err); goto err_out; } - return 0; + return ksft_exit_pass(); err_destroy: if (msgctl(msgque.msq_id, IPC_RMID, 0)) { printf("Failed to destroy queue: %d\n", -errno); - return -errno; + return ksft_exit_fail(); } err_out: - return err; + return ksft_exit_fail(); } diff --git a/tools/testing/selftests/kcmp/Makefile b/tools/testing/selftests/kcmp/Makefile index 8aabd82db9e4..ff0eefdc6ceb 100644 --- a/tools/testing/selftests/kcmp/Makefile +++ b/tools/testing/selftests/kcmp/Makefile @@ -1,25 +1,7 @@ -uname_M := $(shell uname -m 2>/dev/null || echo not) -ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/) -ifeq ($(ARCH),i386) - ARCH := x86 - CFLAGS := -DCONFIG_X86_32 -D__i386__ -endif -ifeq ($(ARCH),x86_64) - ARCH := x86 - CFLAGS := -DCONFIG_X86_64 -D__x86_64__ -endif - -CFLAGS += -I../../../../arch/x86/include/generated/ -CFLAGS += -I../../../../include/ +CC := $(CROSS_COMPILE)$(CC) CFLAGS += -I../../../../usr/include/ -CFLAGS += -I../../../../arch/x86/include/ -all: -ifeq ($(ARCH),x86) - gcc $(CFLAGS) kcmp_test.c -o kcmp_test -else - echo "Not an x86 target, can't build kcmp selftest" -endif +all: kcmp_test run_tests: all @./kcmp_test || echo "kcmp_test: [FAIL]" diff --git a/tools/testing/selftests/kcmp/kcmp_test.c b/tools/testing/selftests/kcmp/kcmp_test.c index dbba4084869c..a5a4da856dfe 100644 --- a/tools/testing/selftests/kcmp/kcmp_test.c +++ b/tools/testing/selftests/kcmp/kcmp_test.c @@ -17,6 +17,8 @@ #include #include +#include "../kselftest.h" + static long sys_kcmp(int pid1, int pid2, int type, int fd1, int fd2) { return syscall(__NR_kcmp, pid1, pid2, type, fd1, fd2); @@ -34,13 +36,13 @@ int main(int argc, char **argv) if (fd1 < 0) { perror("Can't create file"); - exit(1); + ksft_exit_fail(); } pid2 = fork(); if (pid2 < 0) { perror("fork failed"); - exit(1); + ksft_exit_fail(); } if (!pid2) { @@ -50,7 +52,7 @@ int main(int argc, char **argv) fd2 = open(kpath, O_RDWR, 0644); if (fd2 < 0) { perror("Can't open file"); - exit(1); + ksft_exit_fail(); } /* An example of output and arguments */ @@ -74,23 +76,34 @@ int main(int argc, char **argv) if (ret) { printf("FAIL: 0 expected but %d returned (%s)\n", ret, strerror(errno)); + ksft_inc_fail_cnt(); ret = -1; - } else + } else { printf("PASS: 0 returned as expected\n"); + ksft_inc_pass_cnt(); + } /* Compare with self */ ret = sys_kcmp(pid1, pid1, KCMP_VM, 0, 0); if (ret) { printf("FAIL: 0 expected but %d returned (%s)\n", ret, strerror(errno)); + ksft_inc_fail_cnt(); ret = -1; - } else + } else { printf("PASS: 0 returned as expected\n"); + ksft_inc_pass_cnt(); + } - exit(ret); + ksft_print_cnts(); + + if (ret) + ksft_exit_fail(); + else + ksft_exit_pass(); } waitpid(pid2, &status, P_ALL); - return 0; + return ksft_exit_pass(); } diff --git a/tools/testing/selftests/kselftest.h b/tools/testing/selftests/kselftest.h new file mode 100644 index 000000000000..572c8888167a --- /dev/null +++ b/tools/testing/selftests/kselftest.h @@ -0,0 +1,62 @@ +/* + * kselftest.h: kselftest framework return codes to include from + * selftests. + * + * Copyright (c) 2014 Shuah Khan + * Copyright (c) 2014 Samsung Electronics Co., Ltd. + * + * This file is released under the GPLv2. + */ +#ifndef __KSELFTEST_H +#define __KSELFTEST_H + +#include +#include + +/* counters */ +struct ksft_count { + unsigned int ksft_pass; + unsigned int ksft_fail; + unsigned int ksft_xfail; + unsigned int ksft_xpass; + unsigned int ksft_xskip; +}; + +static struct ksft_count ksft_cnt; + +static inline void ksft_inc_pass_cnt(void) { ksft_cnt.ksft_pass++; } +static inline void ksft_inc_fail_cnt(void) { ksft_cnt.ksft_fail++; } +static inline void ksft_inc_xfail_cnt(void) { ksft_cnt.ksft_xfail++; } +static inline void ksft_inc_xpass_cnt(void) { ksft_cnt.ksft_xpass++; } +static inline void ksft_inc_xskip_cnt(void) { ksft_cnt.ksft_xskip++; } + +static inline void ksft_print_cnts(void) +{ + printf("Pass: %d Fail: %d Xfail: %d Xpass: %d, Xskip: %d\n", + ksft_cnt.ksft_pass, ksft_cnt.ksft_fail, + ksft_cnt.ksft_xfail, ksft_cnt.ksft_xpass, + ksft_cnt.ksft_xskip); +} + +static inline int ksft_exit_pass(void) +{ + exit(0); +} +static inline int ksft_exit_fail(void) +{ + exit(1); +} +static inline int ksft_exit_xfail(void) +{ + exit(2); +} +static inline int ksft_exit_xpass(void) +{ + exit(3); +} +static inline int ksft_exit_skip(void) +{ + exit(4); +} + +#endif /* __KSELFTEST_H */ diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile index c7493b8f9b0e..62f22cc9941c 100644 --- a/tools/testing/selftests/net/Makefile +++ b/tools/testing/selftests/net/Makefile @@ -14,12 +14,6 @@ all: $(NET_PROGS) run_tests: all @/bin/sh ./run_netsocktests || echo "sockettests: [FAIL]" @/bin/sh ./run_afpackettests || echo "afpackettests: [FAIL]" - @if /sbin/modprobe test_bpf ; then \ - /sbin/rmmod test_bpf; \ - echo "test_bpf: ok"; \ - else \ - echo "test_bpf: [FAIL]"; \ - exit 1; \ - fi + ./test_bpf.sh clean: $(RM) $(NET_PROGS) diff --git a/tools/testing/selftests/net/test_bpf.sh b/tools/testing/selftests/net/test_bpf.sh new file mode 100755 index 000000000000..8b29796d46aa --- /dev/null +++ b/tools/testing/selftests/net/test_bpf.sh @@ -0,0 +1,10 @@ +#!/bin/sh +# Runs bpf test using test_bpf kernel module + +if /sbin/modprobe -q test_bpf ; then + /sbin/modprobe -q -r test_bpf; + echo "test_bpf: ok"; +else + echo "test_bpf: [FAIL]"; + exit 1; +fi diff --git a/tools/testing/selftests/size/.gitignore b/tools/testing/selftests/size/.gitignore new file mode 100644 index 000000000000..189b7818de34 --- /dev/null +++ b/tools/testing/selftests/size/.gitignore @@ -0,0 +1 @@ +get_size diff --git a/tools/testing/selftests/size/Makefile b/tools/testing/selftests/size/Makefile new file mode 100644 index 000000000000..04dc25e4fa92 --- /dev/null +++ b/tools/testing/selftests/size/Makefile @@ -0,0 +1,12 @@ +CC = $(CROSS_COMPILE)gcc + +all: get_size + +get_size: get_size.c + $(CC) -static -ffreestanding -nostartfiles -s $< -o $@ + +run_tests: all + ./get_size + +clean: + $(RM) get_size diff --git a/tools/testing/selftests/size/get_size.c b/tools/testing/selftests/size/get_size.c new file mode 100644 index 000000000000..2d1af7cca463 --- /dev/null +++ b/tools/testing/selftests/size/get_size.c @@ -0,0 +1,100 @@ +/* + * Copyright 2014 Sony Mobile Communications Inc. + * + * Licensed under the terms of the GNU GPL License version 2 + * + * Selftest for runtime system size + * + * Prints the amount of RAM that the currently running system is using. + * + * This program tries to be as small as possible itself, to + * avoid perturbing the system memory utilization with its + * own execution. It also attempts to have as few dependencies + * on kernel features as possible. + * + * It should be statically linked, with startup libs avoided. + * It uses no library calls, and only the following 3 syscalls: + * sysinfo(), write(), and _exit() + * + * For output, it avoids printf (which in some C libraries + * has large external dependencies) by implementing it's own + * number output and print routines, and using __builtin_strlen() + */ + +#include +#include + +#define STDOUT_FILENO 1 + +static int print(const char *s) +{ + return write(STDOUT_FILENO, s, __builtin_strlen(s)); +} + +static inline char *num_to_str(unsigned long num, char *buf, int len) +{ + unsigned int digit; + + /* put digits in buffer from back to front */ + buf += len - 1; + *buf = 0; + do { + digit = num % 10; + *(--buf) = digit + '0'; + num /= 10; + } while (num > 0); + + return buf; +} + +static int print_num(unsigned long num) +{ + char num_buf[30]; + + return print(num_to_str(num, num_buf, sizeof(num_buf))); +} + +static int print_k_value(const char *s, unsigned long num, unsigned long units) +{ + unsigned long long temp; + int ccode; + + print(s); + + temp = num; + temp = (temp * units)/1024; + num = temp; + ccode = print_num(num); + print("\n"); + return ccode; +} + +/* this program has no main(), as startup libraries are not used */ +void _start(void) +{ + int ccode; + struct sysinfo info; + unsigned long used; + + print("Testing system size.\n"); + print("1..1\n"); + + ccode = sysinfo(&info); + if (ccode < 0) { + print("not ok 1 get runtime memory use\n"); + print("# could not get sysinfo\n"); + _exit(ccode); + } + /* ignore cache complexities for now */ + used = info.totalram - info.freeram - info.bufferram; + print_k_value("ok 1 get runtime memory use # size = ", used, + info.mem_unit); + + print("# System runtime memory report (units in Kilobytes):\n"); + print_k_value("# Total: ", info.totalram, info.mem_unit); + print_k_value("# Free: ", info.freeram, info.mem_unit); + print_k_value("# Buffer: ", info.bufferram, info.mem_unit); + print_k_value("# In use: ", used, info.mem_unit); + + _exit(0); +} diff --git a/tools/testing/selftests/timers/posix_timers.c b/tools/testing/selftests/timers/posix_timers.c index 41bd85559d4b..f87d970a485c 100644 --- a/tools/testing/selftests/timers/posix_timers.c +++ b/tools/testing/selftests/timers/posix_timers.c @@ -15,6 +15,8 @@ #include #include +#include "../kselftest.h" + #define DELAY 2 #define USECS_PER_SEC 1000000 @@ -194,16 +196,16 @@ int main(int argc, char **argv) printf("based timers if other threads run on the CPU...\n"); if (check_itimer(ITIMER_VIRTUAL) < 0) - return -1; + return ksft_exit_fail(); if (check_itimer(ITIMER_PROF) < 0) - return -1; + return ksft_exit_fail(); if (check_itimer(ITIMER_REAL) < 0) - return -1; + return ksft_exit_fail(); if (check_timer_create(CLOCK_THREAD_CPUTIME_ID) < 0) - return -1; + return ksft_exit_fail(); /* * It's unfortunately hard to reliably test a timer expiration @@ -215,7 +217,7 @@ int main(int argc, char **argv) * find a better solution. */ if (check_timer_create(CLOCK_PROCESS_CPUTIME_ID) < 0) - return -1; + return ksft_exit_fail(); - return 0; + return ksft_exit_pass(); } diff --git a/tools/testing/selftests/user/Makefile b/tools/testing/selftests/user/Makefile index 396255bd720e..12c9d15bab07 100644 --- a/tools/testing/selftests/user/Makefile +++ b/tools/testing/selftests/user/Makefile @@ -4,10 +4,4 @@ all: run_tests: all - @if /sbin/modprobe test_user_copy ; then \ - rmmod test_user_copy; \ - echo "user_copy: ok"; \ - else \ - echo "user_copy: [FAIL]"; \ - exit 1; \ - fi + ./test_user_copy.sh diff --git a/tools/testing/selftests/user/test_user_copy.sh b/tools/testing/selftests/user/test_user_copy.sh new file mode 100755 index 000000000000..350107f40c1d --- /dev/null +++ b/tools/testing/selftests/user/test_user_copy.sh @@ -0,0 +1,10 @@ +#!/bin/sh +# Runs copy_to/from_user infrastructure using test_user_copy kernel module + +if /sbin/modprobe -q test_user_copy; then + /sbin/modprobe -q -r test_user_copy + echo "user_copy: ok" +else + echo "user_copy: [FAIL]" + exit 1 +fi