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Date:      Thu, 5 Jul 2018 16:40:20 +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: r336000 - head/sys/i386/i386
Message-ID:  <201807051640.w65GeKP3044763@repo.freebsd.org>

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Author: kib
Date: Thu Jul  5 16:40:20 2018
New Revision: 336000
URL: https://svnweb.freebsd.org/changeset/base/336000

Log:
  Use vm_page_unhold_pages() instead of manually rolling unoptimized
  version of it.
  
  Noted by:	alc
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/i386/i386/copyout.c

Modified: head/sys/i386/i386/copyout.c
==============================================================================
--- head/sys/i386/i386/copyout.c	Thu Jul  5 16:38:54 2018	(r335999)
+++ head/sys/i386/i386/copyout.c	Thu Jul  5 16:40:20 2018	(r336000)
@@ -140,11 +140,7 @@ cp_slow0(vm_offset_t uva, size_t len, bool write,
 		sx_xunlock(&pc->pc_copyout_slock);
 	else
 		mtx_unlock(&pc->pc_copyout_mlock);
-	for (i = 0; i < plen; i++) {
-		vm_page_lock(m[i]);
-		vm_page_unhold(m[i]);
-		vm_page_unlock(m[i]);
-	}
+	vm_page_unhold_pages(m, plen);
 	return (error);
 }
 



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