Date: Mon, 28 Jul 2008 11:06:45 -0400 From: John Baldwin <jhb@freebsd.org> To: Alan Cox <alc@freebsd.org> Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/amd64/amd64 pmap.c Message-ID: <200807281106.46020.jhb@freebsd.org> In-Reply-To: <200807271732.m6RHWtqo043358@repoman.freebsd.org> References: <200807271732.m6RHWtqo043358@repoman.freebsd.org>
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On Sunday 27 July 2008 01:32:36 pm Alan Cox wrote: > alc 2008-07-27 17:32:36 UTC > > FreeBSD src repository > > Modified files: > sys/amd64/amd64 pmap.c > Log: > SVN rev 180845 on 2008-07-27 17:32:36Z by alc > > Enhance pmap_change_attr(). Use pmap_demote_pde() to demote a 2MB page > mapping to 4KB page mappings when the specified attribute change only > applies to a portion of the 2MB page. Previously, in such cases, > pmap_change_attr() gave up and returned an error. > > Submitted by: Magesh Dhasayyan Woo, thanks for taking care of this! -- John Baldwin
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