Messages in this thread Patch in this message | | | From | Luca Barbieri <> | Subject | [PATCH 1/2] lib: only test atomic64_dec_if_positive on archs having it | Date | Fri, 26 Feb 2010 12:22:40 +0100 |
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Only supported by ppc, mips and x86-32 with my patchset.
Signed-off-by: Luca Barbieri <luca@luca-barbieri.com> --- lib/atomic64_test.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/lib/atomic64_test.c b/lib/atomic64_test.c index 4ff649e..0effcac 100644 --- a/lib/atomic64_test.c +++ b/lib/atomic64_test.c @@ -112,6 +112,7 @@ static __init int test_atomic64(void) r += one; BUG_ON(v.counter != r); +#if defined(CONFIG_X86_32) || defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(_ASM_GENERIC_ATOMIC64_H) INIT(onestwos); BUG_ON(atomic64_dec_if_positive(&v) != (onestwos - 1)); r -= one; @@ -124,6 +125,9 @@ static __init int test_atomic64(void) INIT(-one); BUG_ON(atomic64_dec_if_positive(&v) != (-one - one)); BUG_ON(v.counter != r); +#else +#warning Please implement atomic64_dec_if_positive for your architecture, and add it to the IF above +#endif INIT(onestwos); BUG_ON(atomic64_inc_not_zero(&v)); -- 1.6.6.1.476.g01ddb
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