linux-kernel - Re: [PATCH] lazy freeing of memory through MADV

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:	Tue, 24 Apr 2007 01:13:14 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Paul Mackerras <paulus@...ba.org>
CC:	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-mm <linux-mm@...ck.org>, shak <dshaks@...hat.com>,
	jakub@...hat.com, drepper@...hat.com
Subject: Re: [PATCH] lazy freeing of memory through MADV_FREE

Paul Mackerras wrote:
> Rik van Riel writes:
> 
>> I guess we'll need to call tlb_remove_tlb_entry() inside the
>> MADV_FREE code to keep powerpc happy.
> 
> I don't see why; once ptep_test_and_clear_young has returned, the
> entry in the hash table has already been removed. 

OK, so this one won't be necessary. Good to know that.

Andrew, it looks like things won't be that bad :)

-- 
Politics is the struggle between those who want to make their country
the best in the world, and those who believe it already is.  Each group
calls the other unpatriotic.
-
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/