linux-kernel - Re: CONFIG_HIGHMEM4G and 1GB RAM

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 for Android: free password hash cracker in your pocket

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

Date:	Tue, 1 May 2007 08:06:27 +0300
From:	Al Boldi <a1426z@...ab.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: CONFIG_HIGHMEM4G and 1GB RAM

William Lee Irwin III wrote:
>> The CONFIG_VMSPLIT config options were merged for such cases.
>> It should be able to split on any 4MB-aligned boundary in
>> CONFIG_HIGHMEM4G. CONFIG_VMSPLIT_3G_OPT appears to do something of
>> this sort to use an entire 1GB RAM with minimal user address space
>> reduction.
>> This is an ELF ABI violation but the number of major applications
>> that break is apparently low.

On Mon, Apr 30, 2007 at 11:18:28PM +0100, Matt Keenan wrote:
> wine and some java implementations being two of the big caveats.

If this is really true, then I think it critical to be mentioned in the 
Kconfig help text.


Thanks!

--
Al

-
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/