Date: Mon, 25 Oct 2010 08:07:57 +0000 (UTC) From: Andriy Gapon <avg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-7@freebsd.org Subject: svn commit: r214327 - in stable/7: share/man/man9 sys/vm Message-ID: <201010250807.o9P87vOG056066@svn.freebsd.org>
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Author: avg Date: Mon Oct 25 08:07:57 2010 New Revision: 214327 URL: http://svn.freebsd.org/changeset/base/214327 Log: MFC r214095: PG_BUSY -> VPO_BUSY, PG_WANTED -> VPO_WANTED in manual pages and comments Modified: stable/7/share/man/man9/vm_page_io.9 stable/7/share/man/man9/vm_page_sleep_busy.9 stable/7/share/man/man9/vm_page_wakeup.9 stable/7/sys/vm/swap_pager.c Directory Properties: stable/7/share/man/man9/ (props changed) stable/7/sys/ (props changed) stable/7/sys/cddl/contrib/opensolaris/ (props changed) stable/7/sys/contrib/dev/acpica/ (props changed) stable/7/sys/contrib/pf/ (props changed) Modified: stable/7/share/man/man9/vm_page_io.9 ============================================================================== --- stable/7/share/man/man9/vm_page_io.9 Mon Oct 25 07:58:37 2010 (r214326) +++ stable/7/share/man/man9/vm_page_io.9 Mon Oct 25 08:07:57 2010 (r214327) @@ -52,9 +52,9 @@ function lowers the busy count on the pa count is zero, a .Xr wakeup 9 will be issued if the page has been marked -.Dv PG_WANTED . +.Dv VPO_WANTED . A page is typically marked -.Dv PG_WANTED +.Dv VPO_WANTED by a thread to register its interest in the page to either complete I/O or becoming available for general use. .Sh AUTHORS Modified: stable/7/share/man/man9/vm_page_sleep_busy.9 ============================================================================== --- stable/7/share/man/man9/vm_page_sleep_busy.9 Mon Oct 25 07:58:37 2010 (r214326) +++ stable/7/share/man/man9/vm_page_sleep_busy.9 Mon Oct 25 08:07:57 2010 (r214327) @@ -42,7 +42,7 @@ The .Fn vm_page_sleep_busy function waits until the -.Dv PG_BUSY +.Dv VPO_BUSY flag is cleared. If .Fa also_m_busy Modified: stable/7/share/man/man9/vm_page_wakeup.9 ============================================================================== --- stable/7/share/man/man9/vm_page_wakeup.9 Mon Oct 25 07:58:37 2010 (r214326) +++ stable/7/share/man/man9/vm_page_wakeup.9 Mon Oct 25 08:07:57 2010 (r214327) @@ -50,20 +50,20 @@ of a page. .Pp .Fn vm_page_busy sets the -.Dv PG_BUSY +.Dv VPO_BUSY flag in the page. .Pp .Fn vm_page_flash checks to see if there is anybody waiting on the page -.Dv ( PG_WANTED +.Dv ( VPO_WANTED will be set), and if so, clears the -.Dv PG_WANTED +.Dv VPO_WANTED flag and notifies whoever is waiting via .Fn wakeup . .Pp .Fn vm_page_wakeup clears the -.Dv PG_BUSY +.Dv VPO_BUSY flag on the page, and calls .Fn vm_page_flash in case somebody has been waiting for it. Modified: stable/7/sys/vm/swap_pager.c ============================================================================== --- stable/7/sys/vm/swap_pager.c Mon Oct 25 07:58:37 2010 (r214326) +++ stable/7/sys/vm/swap_pager.c Mon Oct 25 08:07:57 2010 (r214327) @@ -1311,8 +1311,8 @@ swap_pager_putpages(vm_object_t object, * Completion routine for asynchronous reads and writes from/to swap. * Also called manually by synchronous code to finish up a bp. * - * For READ operations, the pages are PG_BUSY'd. For WRITE operations, - * the pages are vm_page_t->busy'd. For READ operations, we PG_BUSY + * For READ operations, the pages are VPO_BUSY'd. For WRITE operations, + * the pages are vm_page_t->busy'd. For READ operations, we VPO_BUSY * unbusy all pages except the 'main' request page. For WRITE * operations, we vm_page_t->busy'd unbusy all pages ( we can do this * because we marked them all VM_PAGER_PEND on return from putpages ).
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