From a785fa7dd7a7bd7dcbb017d0bea8848243b0924f Mon Sep 17 00:00:00 2001

Message-Id: <a785fa7dd7a7bd7dcbb017d0bea8848243b0924f.1382423400.git.bhe@redhat.com>

From: Atsushi Kumagai <kumagai-atsushi@mxc.nes.nec.co.jp>

Date: Thu, 12 Sep 2013 08:31:28 +0900

Subject: [PATCH 1/2] [PATCH] Update pfn_cyclic when the cyclic buffer size is

 corrected.

When the clearing bit operation for excluding free pages can overrun

the cyclic buffer, the buffer size is changed with

check_cyclic_buffer_overrun().

Then pfn_cyclic should be recalculated.

Reviewed-by: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>

Signed-off-by: Atsushi Kumagai <kumagai-atsushi@mxc.nes.nec.co.jp>

---

 makedumpfile.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/makedumpfile-1.5.4/makedumpfile.c b/makedumpfile-1.5.4/makedumpfile.c

index 09c0d4a..164b3f1 100644

--- a/makedumpfile-1.5.4/makedumpfile.c

+++ b/makedumpfile-1.5.4/makedumpfile.c

@@ -4091,6 +4091,7 @@ check_cyclic_buffer_overrun(void)

 		bufsize = info->bufsize_cyclic;

 		info->bufsize_cyclic = round(bufsize, max_block_size);

+		info->pfn_cyclic = info->bufsize_cyclic * BITPERBYTE;

 		MSG("cyclic buffer size has been changed: %lu => %lu\n",

 		    bufsize, info->bufsize_cyclic);

-- 

1.8.3.1