Date: Wed, 31 Aug 2005 12:14:27 +0400 From: Sergey Matveychuk <sem@FreeBSD.org> To: Dan Nelson <dnelson@allantgroup.com> Cc: arch@freebsd.org, standards@freebsd.org Subject: Re: standards/85090: [patch] add memalign() and posix_memalign() functions Message-ID: <431566E3.5040606@FreeBSD.org> In-Reply-To: <20050830170235.GB4337@dan.emsphone.com> References: <4314193B.80208@FreeBSD.org> <20050830170235.GB4337@dan.emsphone.com>
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Dan Nelson wrote: > In the last episode (Aug 30), Sergey Matveychuk said: > >>Could I hear some comments, need we a memalign() function or not? > > > Our malloc already aligns pretty well. Blocks < 16 bytes are aligned > to 16 bytes. Blocks from 16 to pagesize are aligned to powers of two > (rounded up), and blocks greater than pagesize are aligned to pagesize. > Yes, I know. But if programmer needs some special align? There is posix_memalign() in standard (as extension). Need we posix_memalign() then? -- Sem.
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