@@ -1,5 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
CFLAGS += -I../../../../usr/include/
+CFLAGS += -I../../../../include/
TEST_GEN_PROGS := dma_map_benchmark
@@ -10,8 +10,8 @@
#include <unistd.h>
#include <sys/ioctl.h>
#include <sys/mman.h>
-#include <linux/map_benchmark.h>
#include <linux/types.h>
+#include <linux/map_benchmark.h>
#define NSEC_PER_MSEC 1000000L
@@ -7,10 +7,31 @@ else ifneq ($(filter -%,$(LLVM)),)
LLVM_SUFFIX := $(LLVM)
endif
-CC := $(LLVM_PREFIX)clang$(LLVM_SUFFIX)
+CLANG_TARGET_FLAGS_arm := arm-linux-gnueabi
+CLANG_TARGET_FLAGS_arm64 := aarch64-linux-gnu
+CLANG_TARGET_FLAGS_hexagon := hexagon-linux-musl
+CLANG_TARGET_FLAGS_m68k := m68k-linux-gnu
+CLANG_TARGET_FLAGS_mips := mipsel-linux-gnu
+CLANG_TARGET_FLAGS_powerpc := powerpc64le-linux-gnu
+CLANG_TARGET_FLAGS_riscv := riscv64-linux-gnu
+CLANG_TARGET_FLAGS_s390 := s390x-linux-gnu
+CLANG_TARGET_FLAGS_x86 := x86_64-linux-gnu
+CLANG_TARGET_FLAGS := $(CLANG_TARGET_FLAGS_$(ARCH))
+
+ifeq ($(CROSS_COMPILE),)
+ifeq ($(CLANG_TARGET_FLAGS),)
+$(error Specify CROSS_COMPILE or add '--target=' option to lib.mk
+else
+CLANG_FLAGS += --target=$(CLANG_TARGET_FLAGS)
+endif # CLANG_TARGET_FLAGS
+else
+CLANG_FLAGS += --target=$(notdir $(CROSS_COMPILE:%-=%))
+endif # CROSS_COMPILE
+
+CC := $(LLVM_PREFIX)clang$(LLVM_SUFFIX) $(CLANG_FLAGS) -fintegrated-as
else
CC := $(CROSS_COMPILE)gcc
-endif
+endif # LLVM
ifeq (0,$(MAKELEVEL))
ifeq ($(OUTPUT),)
@@ -209,7 +209,7 @@ int main(int argc, char **argv)
if (write)
gup.gup_flags |= FOLL_WRITE;
- gup_fd = open("/sys/kernel/debug/gup_test", O_RDWR);
+ gup_fd = open(GUP_TEST_FILE, O_RDWR);
if (gup_fd == -1) {
switch (errno) {
case EACCES:
@@ -224,7 +224,7 @@ int main(int argc, char **argv)
printf("check if CONFIG_GUP_TEST is enabled in kernel config\n");
break;
default:
- perror("failed to open /sys/kernel/debug/gup_test");
+ perror("failed to open " GUP_TEST_FILE);
break;
}
exit(KSFT_SKIP);
@@ -54,6 +54,7 @@ static int ksm_write_sysfs(const char *file_path, unsigned long val)
}
if (fprintf(f, "%lu", val) < 0) {
perror("fprintf");
+ fclose(f);
return 1;
}
fclose(f);
@@ -72,6 +73,7 @@ static int ksm_read_sysfs(const char *file_path, unsigned long *val)
}
if (fscanf(f, "%lu", val) != 1) {
perror("fscanf");
+ fclose(f);
return 1;
}
fclose(f);
Hi Linus, Please pull the following Kselftest fixes update for Linux 5.19-rc4 This Kselftest fixes update for Linux 5.19-rc4 consists of compile time fixes and run-time resources leaks. -- Fix clang cross compilation -- Fix resource leak when return error -- fix compile error for dma_map_benchmark -- Fix regression - make use of GUP_TEST_FILE macro diff is attached. thanks, -- Shuah ---------------------------------------------------------------- The following changes since commit f2906aa863381afb0015a9eb7fefad885d4e5a56: Linux 5.19-rc1 (2022-06-05 17:18:54 -0700) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest tags/linux-kselftest-fixes-5.19-rc4 for you to fetch changes up to 9b4d5c01eb234f66a15a746b1c73e10209edb199: selftests: make use of GUP_TEST_FILE macro (2022-06-16 17:05:50 -0600) ---------------------------------------------------------------- linux-kselftest-fixes-5.19-rc4 This Kselftest fixes update for Linux 5.19-rc4 consists of compile time fixes and run-time resources leaks. -- Fix clang cross compilation -- Fix resource leak when return error -- fix compile error for dma_map_benchmark -- Fix regression - make use of GUP_TEST_FILE macro ---------------------------------------------------------------- Ding Xiang (1): selftests: vm: Fix resource leak when return error Joel Savitz (1): selftests: make use of GUP_TEST_FILE macro Mark Brown (1): selftests: Fix clang cross compilation Yu Liao (1): selftests dma: fix compile error for dma_map_benchmark tools/testing/selftests/dma/Makefile | 1 + tools/testing/selftests/dma/dma_map_benchmark.c | 2 +- tools/testing/selftests/lib.mk | 25 +++++++++++++++++++++++-- tools/testing/selftests/vm/gup_test.c | 4 ++-- tools/testing/selftests/vm/ksm_tests.c | 2 ++ 5 files changed, 29 insertions(+), 5 deletions(-) ----------------------------------------------------------------