Date: Sun, 16 Nov 2008 21:57:54 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r185012 - head/sys/vm Message-ID: <200811162157.mAGLvs7V065666@svn.freebsd.org>
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Author: kib Date: Sun Nov 16 21:57:54 2008 New Revision: 185012 URL: http://svn.freebsd.org/changeset/base/185012 Log: Instead of forcing vn_start_write() to reset mp back to NULL for the failed calls with non-NULL vp, explicitely clear mp after failure. Tested by: stass Reviewed by: tegge PR: 123768 MFC after: 1 week Modified: head/sys/vm/vm_pageout.c Modified: head/sys/vm/vm_pageout.c ============================================================================== --- head/sys/vm/vm_pageout.c Sun Nov 16 21:56:29 2008 (r185011) +++ head/sys/vm/vm_pageout.c Sun Nov 16 21:57:54 2008 (r185012) @@ -944,8 +944,7 @@ rescan0: vp = object->handle; if (vp->v_type == VREG && vn_start_write(vp, &mp, V_NOWAIT) != 0) { - KASSERT(mp == NULL, - ("vm_pageout_scan: mp != NULL")); + mp = NULL; ++pageout_lock_miss; if (object->flags & OBJ_MIGHTBEDIRTY) vnodes_skipped++;
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