The patch titled
Subject: lib: add module support to atomic64 tests
has been added to the -mm tree. Its filename is
lib-add-module-support-to-atomic64-tests.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/lib-add-module-support-to-atomic64-tests.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/lib-add-module-support-to-atomic64-tests.patch
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------------------------------------------------------
From: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Subject: lib: add module support to atomic64 tests
Allow to compile the atomic64 test code either to a loadable module, or
builtin into the kernel.
Link: http://lkml.kernel.org/r/1483470276-10517-3-git-send-email-geert@xxxxxxxxxxxxxx
Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Reviewed-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/Kconfig.debug | 5 +++--
lib/atomic64_test.c | 10 ++++++++--
2 files changed, 11 insertions(+), 4 deletions(-)
diff -puN lib/Kconfig.debug~lib-add-module-support-to-atomic64-tests lib/Kconfig.debug
--- a/lib/Kconfig.debug~lib-add-module-support-to-atomic64-tests
+++ a/lib/Kconfig.debug
@@ -1765,9 +1765,10 @@ config PERCPU_TEST
If unsure, say N.
config ATOMIC64_SELFTEST
- bool "Perform an atomic64_t self-test at boot"
+ tristate "Perform an atomic64_t self-test"
help
- Enable this option to test the atomic64_t functions at boot.
+ Enable this option to test the atomic64_t functions at boot or
+ at module load time.
If unsure, say N.
diff -puN lib/atomic64_test.c~lib-add-module-support-to-atomic64-tests lib/atomic64_test.c
--- a/lib/atomic64_test.c~lib-add-module-support-to-atomic64-tests
+++ a/lib/atomic64_test.c
@@ -15,6 +15,7 @@
#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/atomic.h>
+#include <linux/module.h>
#ifdef CONFIG_X86
#include <asm/cpufeature.h> /* for boot_cpu_has below */
@@ -241,7 +242,7 @@ static __init void test_atomic64(void)
BUG_ON(v.counter != r);
}
-static __init int test_atomics(void)
+static __init int test_atomics_init(void)
{
test_atomic();
test_atomic64();
@@ -264,4 +265,9 @@ static __init int test_atomics(void)
return 0;
}
-core_initcall(test_atomics);
+static __exit void test_atomics_exit(void) {}
+
+module_init(test_atomics_init);
+module_exit(test_atomics_exit);
+
+MODULE_LICENSE("GPL");
_
Patches currently in -mm which might be from geert@xxxxxxxxxxxxxx are
lib-add-module-support-to-crc32-tests.patch
lib-add-module-support-to-glob-tests.patch
lib-add-module-support-to-atomic64-tests.patch
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