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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2010-10-06 00:55:29 +0900 |
|---|---|---|
| committer | Chris Metcalf <cmetcalf@tilera.com> | 2010-10-05 12:49:35 -0400 |
| commit | de5bbad6770882209b0ac58b0ba9259a98cfb953 (patch) | |
| tree | da258f026fbd5342a61ce858fc2de5ed1e233932 | |
| parent | 2bfc96a127bc1cc94d26bfaa40159966064f9c8c (diff) | |
| download | linux-de5bbad6770882209b0ac58b0ba9259a98cfb953.tar.gz linux-de5bbad6770882209b0ac58b0ba9259a98cfb953.tar.bz2 linux-de5bbad6770882209b0ac58b0ba9259a98cfb953.zip | |
tile: replace some BUG_ON checks with BUILD_BUG_ON checks
Some BUG_ON checks can be detected at compile time rather than
at runtime.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
| -rw-r--r-- | arch/tile/lib/atomic_32.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/tile/lib/atomic_32.c b/arch/tile/lib/atomic_32.c index 8040b42a8eea..7a5cc706ab62 100644 --- a/arch/tile/lib/atomic_32.c +++ b/arch/tile/lib/atomic_32.c @@ -300,7 +300,7 @@ void __init __init_atomic_per_cpu(void) #else /* ATOMIC_LOCKS_FOUND_VIA_TABLE() */ /* Validate power-of-two and "bigger than cpus" assumption */ - BUG_ON(ATOMIC_HASH_SIZE & (ATOMIC_HASH_SIZE-1)); + BUILD_BUG_ON(ATOMIC_HASH_SIZE & (ATOMIC_HASH_SIZE-1)); BUG_ON(ATOMIC_HASH_SIZE < nr_cpu_ids); /* @@ -314,17 +314,17 @@ void __init __init_atomic_per_cpu(void) BUG_ON((unsigned long)atomic_locks % PAGE_SIZE != 0); /* The locks must all fit on one page. */ - BUG_ON(ATOMIC_HASH_SIZE * sizeof(int) > PAGE_SIZE); + BUILD_BUG_ON(ATOMIC_HASH_SIZE * sizeof(int) > PAGE_SIZE); /* * We use the page offset of the atomic value's address as * an index into atomic_locks, excluding the low 3 bits. * That should not produce more indices than ATOMIC_HASH_SIZE. */ - BUG_ON((PAGE_SIZE >> 3) > ATOMIC_HASH_SIZE); + BUILD_BUG_ON((PAGE_SIZE >> 3) > ATOMIC_HASH_SIZE); #endif /* ATOMIC_LOCKS_FOUND_VIA_TABLE() */ /* The futex code makes this assumption, so we validate it here. */ - BUG_ON(sizeof(atomic_t) != sizeof(int)); + BUILD_BUG_ON(sizeof(atomic_t) != sizeof(int)); } |