diff options
| -rw-r--r-- | lib/util/util.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/util/util.c b/lib/util/util.c index 42beed4bcb..8928026e80 100644 --- a/lib/util/util.c +++ b/lib/util/util.c @@ -941,10 +941,14 @@ void *allocate_anonymous_shared(size_t bufsz) { void *buf; size_t pagesz = getpagesize(); + size_t pagecnt; + /* round up to full pages */ + pagecnt = bufsz / pagesz; if (bufsz % pagesz) { - bufsz = (bufsz + pagesz) % pagesz; /* round up to pagesz */ + pagecnt += 1; } + bufsz = pagesz * pagecnt; #ifdef MAP_ANON /* BSD */ |