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From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Dmitry Antipov <dmantipov@yandex.ru>
Cc: Paul Eggert <eggert@cs.ucla.edu>, emacs-devel@gnu.org
Subject: Re: Aligned blocks management: obsolete?
Date: Tue, 19 Jun 2012 17:34:57 -0400	[thread overview]
Message-ID: <jwv395ryonj.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <4FE0ADFC.9090504@yandex.ru> (Dmitry Antipov's message of "Tue, 19 Jun 2012 20:51:08 +0400")

> I believe this becomes more and more actual because more and more
> of ancient systems with poor malloc implementations falls into their
> graves; this cleanup assumes that every malloc implementation
> has reasonably efficient posix_memalign or memalign at least.

AFAIK, while posix_memalign might be useable in general, the old
memalign is not because it can't be free'd (it can with glibc's
memalign but not with all memaligns).

> Does the implementation of these in gmalloc.c satisfy the "reasonably
> efficient" requirement?  If not, platforms that use gmalloc.c will be
> in trouble.

I remember looking into it, back then, but I can't remember what I fount
out ;-)


        Stefan



  parent reply	other threads:[~2012-06-19 21:34 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-12-12  8:11 Aligned blocks management: obsolete? Dmitry Antipov
2011-12-12 13:13 ` Eli Zaretskii
2011-12-12 14:07   ` Dmitry Antipov
2011-12-12 18:11     ` Eli Zaretskii
2011-12-12 18:27     ` Paul Eggert
2012-06-19 16:51       ` Dmitry Antipov
2012-06-19 17:13         ` Eli Zaretskii
2012-06-19 21:34         ` Stefan Monnier [this message]
2012-06-20  6:47           ` Dmitry Antipov
2012-06-20 12:48             ` Stefan Monnier
2012-06-20 13:54               ` Dmitry Antipov
2012-06-20 15:41                 ` Stefan Monnier
2012-06-20 17:10                 ` Eli Zaretskii
2012-06-21  4:27                   ` Dmitry Antipov
2012-06-21 16:29                     ` Eli Zaretskii
2012-07-04  8:39                       ` Old topic(s) again [was: Re: Aligned blocks management: obsolete?] Dmitry Antipov
2012-07-04 13:11                         ` Stefan Monnier
2012-06-21 21:34                     ` Aligned blocks management: obsolete? Richard Stallman
2012-06-20 17:06             ` Eli Zaretskii
2012-06-21  3:30               ` Dmitry Antipov
2012-06-21 16:23                 ` Eli Zaretskii
2012-06-20 17:59             ` Wolfgang Jenkner
2012-06-21  3:12               ` Dmitry Antipov
2012-06-20  6:53         ` Paul Eggert
2011-12-12 18:38 ` Stefan Monnier

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