Date: Wed, 21 Jun 2006 00:26:29 +0200 (CEST) From: Dan Lukes <dan@obluda.cz> To: FreeBSD-gnats-submit@FreeBSD.org Cc: keramida@FreeBSD.org Subject: docs/99231: [ PATCH ] malloc(3): options J and Z DOESN'T imply option R Message-ID: <200606202226.k5KMQTYx001792@kulesh.obluda.cz> Resent-Message-ID: <200606202230.k5KMUKAH003546@freefall.freebsd.org>
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>Number: 99231 >Category: docs >Synopsis: [ PATCH ] malloc(3): options J and Z DOESN'T imply option R >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-doc >State: open >Quarter: >Keywords: >Date-Required: >Class: doc-bug >Submitter-Id: current-users >Arrival-Date: Tue Jun 20 22:30:19 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Dan Lukes >Release: FreeBSD 6.1-STABLE i386 >Organization: Obludarium >Environment: System: FreeBSD, RELENG-6 src/lib/libc/stdlib/malloc.3,v 1.63 >Description: The malloc(3) manual page claim the options 'J' and 'Z' imply 'R' option. It's not true (see grep malloc_realloc lib/libc/stdlib/malloc.c) Beware, it apply to RELENG-6 only, not CURRENT. >How-To-Repeat: N/A >Fix: --- lib/libc/stdlib/malloc.3.ORIG Fri Jul 15 16:40:52 2005 +++ lib/libc/stdlib/malloc.3 Wed Jun 21 00:15:43 2006 @@ -36,7 +36,7 @@ .\" @(#)malloc.3 8.1 (Berkeley) 6/4/93 .\" $FreeBSD: src/lib/libc/stdlib/malloc.3,v 1.63 2005/01/20 09:17:04 ru Exp $ .\" -.Dd August 19, 2004 +.Dd June 21, 2006 .Dt MALLOC 3 .Os .Sh NAME @@ -192,9 +192,6 @@ or .Fn reallocf will be initialized to 0xd0. -This options also sets the -.Dq R -option. This is intended for debugging and will impact performance negatively. .It H Pass a hint to the kernel about pages unused by the allocation functions. @@ -241,9 +238,7 @@ .It Z This option implicitly sets the .Dq J -and -.Dq R -options, and then zeros out the bytes that were requested. +option, and then zeros out the bytes that were requested. This is intended for debugging and will impact performance negatively. .It < Reduce the size of the cache by a factor of two. >Release-Note: >Audit-Trail: >Unformatted:
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