Date: Sun, 12 Jul 2015 19:18:19 +0000 (UTC) From: Alan Cox <alc@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r285428 - head/lib/libc/sys Message-ID: <201507121918.t6CJIJac076797@repo.freebsd.org>
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Author: alc Date: Sun Jul 12 19:18:19 2015 New Revision: 285428 URL: https://svnweb.freebsd.org/changeset/base/285428 Log: Correct the description of MADV_DONTNEED. Specifically, after using MADV_DONTNEED, while pages faults on the affected address range are more likely to occur, they are not guaranteed to occur. MFC after: 3 days Modified: head/lib/libc/sys/madvise.2 Modified: head/lib/libc/sys/madvise.2 ============================================================================== --- head/lib/libc/sys/madvise.2 Sun Jul 12 19:17:05 2015 (r285427) +++ head/lib/libc/sys/madvise.2 Sun Jul 12 19:18:19 2015 (r285428) @@ -28,7 +28,7 @@ .\" @(#)madvise.2 8.1 (Berkeley) 6/9/93 .\" $FreeBSD$ .\" -.Dd January 30, 2014 +.Dd July 12, 2015 .Dt MADVISE 2 .Os .Sh NAME @@ -79,9 +79,9 @@ pages in from backing store, but quickly into the calling process. .It Dv MADV_DONTNEED Allows the VM system to decrease the in-memory priority -of pages in the specified range. -Additionally future references to -this address range will incur a page fault. +of pages in the specified address range. +Consequently, future references to this address range are more likely +to incur a page fault. .It Dv MADV_FREE Gives the VM system the freedom to free pages, and tells the system that information in the specified page rangehelp
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