Date: Tue, 13 Jul 2010 08:55:52 +0000 (UTC) From: Konstantin Belousov <kib@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: r209986 - stable/7/sys/dev/md Message-ID: <201007130855.o6D8tqgE075181@svn.freebsd.org>
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Author: kib Date: Tue Jul 13 08:55:52 2010 New Revision: 209986 URL: http://svn.freebsd.org/changeset/base/209986 Log: MFC r209743: Calculate nshift only once. Modified: stable/7/sys/dev/md/md.c Directory Properties: 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/sys/dev/md/md.c ============================================================================== --- stable/7/sys/dev/md/md.c Tue Jul 13 08:53:41 2010 (r209985) +++ stable/7/sys/dev/md/md.c Tue Jul 13 08:55:52 2010 (r209986) @@ -252,7 +252,7 @@ dimension(off_t size) { off_t rcnt; struct indir *ip; - int i, layer; + int layer; rcnt = size; layer = 0; @@ -260,9 +260,6 @@ dimension(off_t size) rcnt /= NINDIR; layer++; } - /* figure out log2(NINDIR) */ - for (i = NINDIR, nshift = -1; i; nshift++) - i >>= 1; /* * XXX: the top layer is probably not fully populated, so we allocate @@ -1203,6 +1200,11 @@ g_md_init(struct g_class *mp __unused) caddr_t c; u_char *ptr, *name, *type; unsigned len; + int i; + + /* figure out log2(NINDIR) */ + for (i = NINDIR, nshift = -1; i; nshift++) + i >>= 1; mod = NULL; sx_init(&md_sx, "MD config lock");
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