Messages in this thread Patch in this message | | | Subject | [KJ][PATCH]is_power_of_2-sparc/mm/srmmu.c | From | vignesh babu <> | Date | Thu, 07 Jun 2007 15:27:43 +0530 |
| |
Replacing (n & (n-1)) in the context of power of 2 checks with is_power_of_2
Signed-off-by: vignesh babu <vignesh.babu@wipro.com> --- diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index e5eaa80..741d303 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -19,6 +19,7 @@ #include <linux/fs.h> #include <linux/seq_file.h> #include <linux/kdebug.h> +#include <linux/log2.h>
#include <asm/bitext.h> #include <asm/page.h> @@ -354,7 +355,7 @@ void srmmu_free_nocache(unsigned long vaddr, int size) vaddr, srmmu_nocache_end); BUG(); } - if (size & (size-1)) { + if (!is_power_of_2(size)) { printk("Size 0x%x is not a power of 2\n", size); BUG(); }
-- Vignesh Babu BM _____________________________________________________________ "Why is it that every time I'm with you, makes me believe in magic?"
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |