From: Marcelo Tosatti <mtosatti@redhat.com>
To: kvm-devel <kvm@vger.kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Andrea Arcangeli <aarcange@redhat.com>
Subject: mempath prefault: fix off-by-one error
Date: Wed, 18 Dec 2013 16:42:17 -0200 [thread overview]
Message-ID: <20131218184217.GA26157@amt.cnet> (raw)
Fix off-by-one error (noticed by Andrea Arcangeli).
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
diff --git a/exec.c b/exec.c
index f4b9ef2..1be5252 100644
--- a/exec.c
+++ b/exec.c
@@ -1000,7 +1000,7 @@ static void *file_ram_alloc(RAMBlock *block,
}
/* MAP_POPULATE silently ignores failures */
- for (i = 0; i < (memory/hpagesize)-1; i++) {
+ for (i = 0; i < (memory/hpagesize); i++) {
memset(area + (hpagesize*i), 0, 1);
}
next reply other threads:[~2013-12-18 19:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-18 18:42 Marcelo Tosatti [this message]
2013-12-20 17:59 ` mempath prefault: fix off-by-one error Paolo Bonzini
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