From: Justin Hibbits <chmeeed...@gmail.com>
machdep.cacheline_size is an integer, not a long. Since PowerPC is
big-endian this causes sysctlbyname() to fill in the upper bits of the
argument, rather than the correct 'lower bits' of the word. Specify the
correct type to fix this.
Fixes: b255b2c8a548 ("util: add cacheinfo")
Signed-off-by: Justin Hibbits <chmeeed...@gmail.com>
Reviewed-by: Laurent Vivier <laur...@vivier.eu>
Message-Id: <20190607135653.6ece685d@titan.knownspace>
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
---
util/cacheinfo.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/util/cacheinfo.c b/util/cacheinfo.c
index eebe1ce9c5d2..516f837748a3 100644
--- a/util/cacheinfo.c
+++ b/util/cacheinfo.c
@@ -77,7 +77,7 @@ static void sys_cache_info(int *isize, int *dsize)
static void sys_cache_info(int *isize, int *dsize)
{
/* There's only a single sysctl for both I/D cache line sizes. */
- long size;
+ int size;
size_t len = sizeof(size);
if (!sysctlbyname(SYSCTL_CACHELINE_NAME, &size, &len, NULL, 0)) {
*isize = *dsize = size;
--
2.21.0
