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author | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2009-12-21 19:39:10 +0000 |
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committer | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2009-12-21 19:39:10 +0000 |
commit | 9340fc72e6a63269b796c4e70aafbe579439b246 (patch) | |
tree | 4b32c0e46acd0bb797fce83987089212198f0f51 /sys/ufs/ffs/ffs_vfsops.c | |
parent | 18814e50694f2a6eb45204984f6d62f92fddba9a (diff) | |
download | src-9340fc72e6a63269b796c4e70aafbe579439b246.tar.gz src-9340fc72e6a63269b796c4e70aafbe579439b246.zip |
Implement NFSv4 ACL support for UFS.
Reviewed by: rwatson
Notes
Notes:
svn path=/head/; revision=200796
Diffstat (limited to 'sys/ufs/ffs/ffs_vfsops.c')
-rw-r--r-- | sys/ufs/ffs/ffs_vfsops.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/sys/ufs/ffs/ffs_vfsops.c b/sys/ufs/ffs/ffs_vfsops.c index d3d7c2c60730..6eb89642645a 100644 --- a/sys/ufs/ffs/ffs_vfsops.c +++ b/sys/ufs/ffs/ffs_vfsops.c @@ -128,7 +128,7 @@ static struct buf_ops ffs_ops = { static const char *ffs_opts[] = { "acls", "async", "noatime", "noclusterr", "noclusterw", "noexec", "export", "force", "from", "multilabel", "snapshot", "nosuid", "suiddir", "nosymfollow", "sync", - "union", NULL }; + "union", "nfsv4acls", NULL }; static int ffs_mount(struct mount *mp) @@ -177,6 +177,15 @@ ffs_mount(struct mount *mp) vfs_deleteopt(mp->mnt_opt, "snapshot"); } + if (vfs_getopt(mp->mnt_optnew, "nfsv4acls", NULL, NULL) == 0) { + if (mntorflags & MNT_ACLS) { + printf("WARNING: \"acls\" and \"nfsv4acls\" " + "options are mutually exclusive\n"); + return (EINVAL); + } + mntorflags |= MNT_NFS4ACLS; + } + MNT_ILOCK(mp); mp->mnt_flag = (mp->mnt_flag | mntorflags) & ~mntandnotflags; MNT_IUNLOCK(mp); @@ -360,6 +369,13 @@ ffs_mount(struct mount *mp) MNT_IUNLOCK(mp); } + if ((fs->fs_flags & FS_NFS4ACLS) != 0) { + /* XXX: Set too late ? */ + MNT_ILOCK(mp); + mp->mnt_flag |= MNT_NFS4ACLS; + MNT_IUNLOCK(mp); + } + /* * If this is a snapshot request, take the snapshot. */ @@ -834,7 +850,13 @@ ffs_mountfs(devvp, mp, td) if ((fs->fs_flags & FS_ACLS) != 0) { #ifdef UFS_ACL MNT_ILOCK(mp); + + if (mp->mnt_flag & MNT_NFS4ACLS) + printf("WARNING: ACLs flag on fs conflicts with " + "\"nfsv4acls\" mount option; option ignored\n"); + mp->mnt_flag &= ~MNT_NFS4ACLS; mp->mnt_flag |= MNT_ACLS; + MNT_IUNLOCK(mp); #else printf( @@ -842,6 +864,24 @@ ffs_mountfs(devvp, mp, td) mp->mnt_stat.f_mntonname); #endif } + if ((fs->fs_flags & FS_NFS4ACLS) != 0) { +#ifdef UFS_ACL + MNT_ILOCK(mp); + + if (mp->mnt_flag & MNT_ACLS) + printf("WARNING: NFSv4 ACLs flag on fs conflicts with " + "\"acls\" mount option; option ignored\n"); + mp->mnt_flag &= ~MNT_ACLS; + mp->mnt_flag |= MNT_NFS4ACLS; + + MNT_IUNLOCK(mp); +#else + printf( +"WARNING: %s: NFSv4 ACLs flag on fs but no ACLs support\n", + mp->mnt_stat.f_mntonname); +#endif + } + ump->um_mountp = mp; ump->um_dev = dev; ump->um_devvp = devvp; |