linux-kernel - [PATCH 03/25] bootmem: move out map assigning out of loop

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-id: <1261525263-13763-4-git-send-email-yinghai@kernel.org>
Date:	Tue, 22 Dec 2009 15:40:41 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Christoph Lameter <cl@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH 03/25] bootmem: move out map assigning out of loop

Signed-off-by: Yinghai Lu <yinghai@...nel.org>
---
 mm/bootmem.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/mm/bootmem.c b/mm/bootmem.c
index 7d14868..8caf744 100644
--- a/mm/bootmem.c
+++ b/mm/bootmem.c
@@ -171,6 +171,7 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata)
 {
 	int aligned;
 	struct page *page;
+	unsigned long *map;
 	unsigned long start, end, pages, count = 0;
 
 	if (!bdata->node_bootmem_map)
@@ -188,10 +189,10 @@ static unsigned long __init free_all_bootmem_core(bootmem_data_t *bdata)
 	bdebug("nid=%td start=%lx end=%lx aligned=%d\n",
 		bdata - bootmem_node_data, start, end, aligned);
 
+	map = bdata->node_bootmem_map;
 	while (start < end) {
-		unsigned long *map, idx, vec;
+		unsigned long idx, vec;
 
-		map = bdata->node_bootmem_map;
 		idx = start - bdata->node_min_pfn;
 		vec = ~map[idx / BITS_PER_LONG];
 
-- 
1.6.0.2

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/