linux-kernel - Re: [PATCH] coredump_filter: add hugepage core dumping

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] [day] [month] [year] [list]

Date:	Wed, 10 Sep 2008 15:53:44 +0900
From:	"KOSAKI Motohiro" <kosaki.motohiro@...fujitsu.com>
To:	"Roland McGrath" <roland@...hat.com>
Cc:	"Hidehiro Kawai" <hidehiro.kawai.ez@...achi.com>,
	"Mel Gorman" <mel@....ul.ie>, "Hugh Dickins" <hugh@...itas.com>,
	"William Irwin" <wli@...omorphy.com>,
	"Adam Litke" <agl@...ibm.com>, LKML <linux-kernel@...r.kernel.org>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	sugita <yumiko.sugita.yf@...achi.com>,
	"Satoshi OSHIMA" <satoshi.oshima.fk@...achi.com>
Subject: Re: [PATCH] coredump_filter: add hugepage core dumping

> It was certainly not meant to be excluded from any documentation.
>
> To make the description clear, MMF_DUMP_ELF_HEADERS applies when a
> file-backed private mapping would otherwise be elided (based on the other
> bits and whether it's been modified).  If the vma maps offset 0 of the
> file, and that page is readable and starts with ELFMAG, then just that
> first page will be dumped.  (So p_filesz will be PAGE_SIZE rather than 0
> for an elided mapping, or p_memsz for a mapping dumped whole.)

Could you please make the patch.
Then, I'll ack it with presure.

Thanks.
--
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/