netdev - Re: [PATCH 05/33] mm: kmem_estimate

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: <1193827358.27652.128.camel@twins>
Date:	Wed, 31 Oct 2007 11:42:38 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	netdev@...r.kernel.org, trond.myklebust@....uio.no
Subject: Re: [PATCH 05/33] mm: kmem_estimate_pages()

On Wed, 2007-10-31 at 14:43 +1100, Nick Piggin wrote:
> On Wednesday 31 October 2007 03:04, Peter Zijlstra wrote:
> > Provide a method to get the upper bound on the pages needed to allocate
> > a given number of objects from a given kmem_cache.
> >
> 
> Fair enough, but just to make it a bit easier, can you provide a
> little reason of why in this patch (or reference the patch number
> where you use it, or put it together with the patch where you use
> it, etc.).

A generic reserve framework, as seen in patch 11/23, needs to be able
convert from a object demand (kmalloc() bytes, kmem_cache_alloc()
objects) to a page reserve.


Download attachment "signature.asc" of type "application/pgp-signature" (190 bytes)