Date: Fri, 7 May 2010 06:58:53 +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: r207740 - head/sys/vm Message-ID: <201005070658.o476wroB020381@svn.freebsd.org>
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Author: alc Date: Fri May 7 06:58:53 2010 New Revision: 207740 URL: http://svn.freebsd.org/changeset/base/207740 Log: Update the synchronization requirements for the page usage count. Modified: head/sys/vm/vm_page.h Modified: head/sys/vm/vm_page.h ============================================================================== --- head/sys/vm/vm_page.h Fri May 7 05:23:15 2010 (r207739) +++ head/sys/vm/vm_page.h Fri May 7 06:58:53 2010 (r207740) @@ -116,7 +116,7 @@ struct vm_page { u_int wire_count; /* wired down maps refs (P) */ short hold_count; /* page hold count (P) */ u_short oflags; /* page flags (O) */ - u_char act_count; /* page usage count (Q) */ + u_char act_count; /* page usage count (P) */ u_char busy; /* page busy count (O) */ /* NOTE that these must support one bit per DEV_BSIZE in a page!!! */ /* so, on normal X86 kernels, they must be at least 8 bits wide */
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