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author | pfg <pfg@FreeBSD.org> | 2013-07-01 14:49:23 +0000 |
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committer | pfg <pfg@FreeBSD.org> | 2013-07-01 14:49:23 +0000 |
commit | b8949bad09bc1adeec3760744e711f045aa131ff (patch) | |
tree | 536af6d7bb052dce580e45cb758b611fa638f065 | |
parent | 4a24ccbeb99b45c86587b00b80e7b7fa9131e4fe (diff) | |
download | FreeBSD-src-b8949bad09bc1adeec3760744e711f045aa131ff.zip FreeBSD-src-b8949bad09bc1adeec3760744e711f045aa131ff.tar.gz |
Change i_gen in UFS to an unsigned type.
Further simplify the i_gen calculation for older disks.
Having a zero here is not really a problem and this is more
similar to what is done in newfs_random().
Reported by: Xin Li
MFC after: 4 weeks
-rw-r--r-- | sys/ufs/ffs/ffs_vfsops.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/ufs/ffs/ffs_vfsops.c b/sys/ufs/ffs/ffs_vfsops.c index 19b5615..57d86db 100644 --- a/sys/ufs/ffs/ffs_vfsops.c +++ b/sys/ufs/ffs/ffs_vfsops.c @@ -1791,7 +1791,7 @@ ffs_vgetf(mp, ino, flags, vpp, ffs_flags) * already have one. This should only happen on old filesystems. */ if (ip->i_gen == 0) { - ip->i_gen = arc4random() + 1; + ip->i_gen = arc4random(); if ((vp->v_mount->mnt_flag & MNT_RDONLY) == 0) { ip->i_flag |= IN_MODIFIED; DIP_SET(ip, i_gen, ip->i_gen); |