diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-19 07:51:35 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-02-19 07:51:35 +0100 |
commit | 07749061b837a1268146dc8a620a522253cea877 (patch) | |
tree | 3708ac3f1a088869daf7e9826bc4b56abfcdac74 /tools/testing/selftests/kvm/lib/test_util.c | |
parent | 5c0941c55e5f681ffb05f395222ac673460bb3d0 (diff) | |
parent | b401b621758e46812da61fa58a67c3fd8d91de0d (diff) | |
download | linux-stable-07749061b837a1268146dc8a620a522253cea877.tar.gz linux-stable-07749061b837a1268146dc8a620a522253cea877.tar.bz2 linux-stable-07749061b837a1268146dc8a620a522253cea877.zip |
Merge 6.8-rc5 into driver-core-next
We need the driver core changes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/testing/selftests/kvm/lib/test_util.c')
-rw-r--r-- | tools/testing/selftests/kvm/lib/test_util.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/lib/test_util.c b/tools/testing/selftests/kvm/lib/test_util.c index 5d7f28b02d73..5a8f8becb129 100644 --- a/tools/testing/selftests/kvm/lib/test_util.c +++ b/tools/testing/selftests/kvm/lib/test_util.c @@ -392,3 +392,28 @@ char *strdup_printf(const char *fmt, ...) return str; } + +#define CLOCKSOURCE_PATH "/sys/devices/system/clocksource/clocksource0/current_clocksource" + +char *sys_get_cur_clocksource(void) +{ + char *clk_name; + struct stat st; + FILE *fp; + + fp = fopen(CLOCKSOURCE_PATH, "r"); + TEST_ASSERT(fp, "failed to open clocksource file, errno: %d", errno); + + TEST_ASSERT(!fstat(fileno(fp), &st), "failed to stat clocksource file, errno: %d", + errno); + + clk_name = malloc(st.st_size); + TEST_ASSERT(clk_name, "failed to allocate buffer to read file"); + + TEST_ASSERT(fgets(clk_name, st.st_size, fp), "failed to read clocksource file: %d", + ferror(fp)); + + fclose(fp); + + return clk_name; +} |