Date: Sat, 14 Nov 2009 18:42:09 +0000 (UTC) From: Robert Noland <rnoland@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-releng@freebsd.org Subject: svn commit: r199275 - releng/8.0/sys/cddl/boot/zfs Message-ID: <200911141842.nAEIg9oO010114@svn.freebsd.org>
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Author: rnoland Date: Sat Nov 14 18:42:09 2009 New Revision: 199275 URL: http://svn.freebsd.org/changeset/base/199275 Log: MFC r199241 This patch addresses an overflow in the the zfs boot code and allows users to boot from zfs raidz volumes. This has been tested by a number of users and does not impact those which are not booting from zfs raidz volumes. Submitted by: Matt Reimer <mattjreimer@gmail.com> Approved by: re (kib) Modified: releng/8.0/sys/cddl/boot/zfs/zfssubr.c Directory Properties: releng/8.0/sys/ (props changed) releng/8.0/sys/amd64/include/xen/ (props changed) releng/8.0/sys/cddl/contrib/opensolaris/ (props changed) releng/8.0/sys/contrib/dev/acpica/ (props changed) releng/8.0/sys/contrib/pf/ (props changed) releng/8.0/sys/dev/xen/xenpci/ (props changed) Modified: releng/8.0/sys/cddl/boot/zfs/zfssubr.c ============================================================================== --- releng/8.0/sys/cddl/boot/zfs/zfssubr.c Sat Nov 14 18:14:07 2009 (r199274) +++ releng/8.0/sys/cddl/boot/zfs/zfssubr.c Sat Nov 14 18:42:09 2009 (r199275) @@ -550,7 +550,8 @@ vdev_raidz_read(vdev_t *vdev, const blkp uint64_t s = psize >> unit_shift; uint64_t f = b % dcols; uint64_t o = (b / dcols) << unit_shift; - int q, r, c, c1, bc, col, acols, coff, devidx, asize, n; + uint64_t q, r, coff; + int c, c1, bc, col, acols, devidx, asize, n; static raidz_col_t cols[16]; raidz_col_t *rc, *rc1;
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