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Merge branch 'labeled-nfs' into linux-next

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* labeled-nfs:
  NFS: Apply v4.1 capabilities to v4.2
  NFS: Add in v4.2 callback operation
  NFS: Make callbacks minor version generic
  Kconfig: Add Kconfig entry for Labeled NFS V4 client
  NFS: Extend NFS xattr handlers to accept the security namespace
  NFS: Client implementation of Labeled-NFS
  NFS: Add label lifecycle management
  NFS:Add labels to client function prototypes
  NFSv4: Extend fattr bitmaps to support all 3 words
  NFSv4: Introduce new label structure
  NFSv4: Add label recommended attribute and NFSv4 flags
  NFSv4.2: Added NFS v4.2 support to the NFS client
  SELinux: Add new labeling type native labels
  LSM: Add flags field to security_sb_set_mnt_opts for in kernel mount data.
  Security: Add Hook to test if the particular xattr is part of a MAC model.
  Security: Add hook to calculate context based on a negative dentry.
  NFS: Add NFSv4.2 protocol constants

Conflicts:
	fs/nfs/nfs4proc.c
This commit is contained in:
Trond Myklebust
2013-06-28 16:29:51 -04:00
parent f112bb4899 7017310ad7
commit 959d921f5e
30 changed files with 1123 additions and 171 deletions
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24
fs/nfs/super.c
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@@ -269,7 +269,7 @@ static match_table_t nfs_local_lock_tokens = {
enum {
Opt_vers_2, Opt_vers_3, Opt_vers_4, Opt_vers_4_0,
Opt_vers_4_1,
Opt_vers_4_1, Opt_vers_4_2,
Opt_vers_err
};
@@ -280,6 +280,7 @@ static match_table_t nfs_vers_tokens = {
{ Opt_vers_4, "4" },
{ Opt_vers_4_0, "4.0" },
{ Opt_vers_4_1, "4.1" },
{ Opt_vers_4_2, "4.2" },
{ Opt_vers_err, NULL }
};
@@ -832,6 +833,7 @@ int nfs_show_stats(struct seq_file *m, struct dentry *root)
seq_printf(m, "\n\tnfsv4:\t");
seq_printf(m, "bm0=0x%x", nfss->attr_bitmask[0]);
seq_printf(m, ",bm1=0x%x", nfss->attr_bitmask[1]);
seq_printf(m, ",bm2=0x%x", nfss->attr_bitmask[2]);
seq_printf(m, ",acl=0x%x", nfss->acl_bitmask);
show_sessions(m, nfss);
show_pnfs(m, nfss);
@@ -1097,6 +1099,10 @@ static int nfs_parse_version_string(char *string,
mnt->version = 4;
mnt->minorversion = 1;
break;
case Opt_vers_4_2:
mnt->version = 4;
mnt->minorversion = 2;
break;
default:
return 0;
}
@@ -2423,7 +2429,21 @@ static int nfs_bdi_register(struct nfs_server *server)
int nfs_set_sb_security(struct super_block *s, struct dentry *mntroot,
struct nfs_mount_info *mount_info)
{
return security_sb_set_mnt_opts(s, &mount_info->parsed->lsm_opts);
int error;
unsigned long kflags = 0, kflags_out = 0;
if (NFS_SB(s)->caps & NFS_CAP_SECURITY_LABEL)
kflags |= SECURITY_LSM_NATIVE_LABELS;
error = security_sb_set_mnt_opts(s, &mount_info->parsed->lsm_opts,
kflags, &kflags_out);
if (error)
goto err;
if (NFS_SB(s)->caps & NFS_CAP_SECURITY_LABEL &&
!(kflags_out & SECURITY_LSM_NATIVE_LABELS))
NFS_SB(s)->caps &= ~NFS_CAP_SECURITY_LABEL;
err:
return error;
}
EXPORT_SYMBOL_GPL(nfs_set_sb_security);