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NFS: Fix the type of struct nfs_fattr->mode 

There is no point in using anything other than umode_t, since we copy the
content pretty much directly into inode->i_mode.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2009-03-11 14:10:26 -04:00
parent 1ca277d88d
commit bca794785c
5 changed files with 38 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
fs/nfs/getroot.c
View File

@ -156,7 +156,7 @@ int nfs4_path_walk(struct nfs_server *server,
return ret;
}
if (fattr.type != NFDIR) {
if (!S_ISDIR(fattr.mode)) {
printk(KERN_ERR "nfs4_get_root:"
" getroot encountered non-directory\n");
return -ENOTDIR;
@ -213,7 +213,7 @@ eat_dot_dir:
return ret;
}
if (fattr.type != NFDIR) {
if (!S_ISDIR(fattr.mode)) {
printk(KERN_ERR "nfs4_get_root:"
" lookupfh encountered non-directory\n");
return -ENOTDIR;

7
fs/nfs/nfs2xdr.c
View File

@ -120,8 +120,8 @@ xdr_decode_time(__be32 *p, struct timespec *timep)
static __be32 *
xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
{
u32 rdev;
fattr->type = (enum nfs_ftype) ntohl(*p++);
u32 rdev, type;
type = ntohl(*p++);
fattr->mode = ntohl(*p++);
fattr->nlink = ntohl(*p++);
fattr->uid = ntohl(*p++);
@ -138,8 +138,7 @@ xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
p = xdr_decode_time(p, &fattr->ctime);
fattr->valid |= NFS_ATTR_FATTR_V2;
fattr->rdev = new_decode_dev(rdev);
if (fattr->type == NFCHR && rdev == NFS2_FIFO_DEV) {
fattr->type = NFFIFO;
if (type == NFCHR && rdev == NFS2_FIFO_DEV) {
fattr->mode = (fattr->mode & ~S_IFMT) | S_IFIFO;
fattr->rdev = 0;
}

31
fs/nfs/nfs3xdr.c
View File

@ -91,19 +91,15 @@
/*
* Map file type to S_IFMT bits
*/
static struct {
unsigned int mode;
unsigned int nfs2type;
} nfs_type2fmt[] = {
{ 0, NFNON },
{ S_IFREG, NFREG },
{ S_IFDIR, NFDIR },
{ S_IFBLK, NFBLK },
{ S_IFCHR, NFCHR },
{ S_IFLNK, NFLNK },
{ S_IFSOCK, NFSOCK },
{ S_IFIFO, NFFIFO },
{ 0, NFBAD }
static const umode_t nfs_type2fmt[] = {
[NF3BAD] = 0,
[NF3REG] = S_IFREG,
[NF3DIR] = S_IFDIR,
[NF3BLK] = S_IFBLK,
[NF3CHR] = S_IFCHR,
[NF3LNK] = S_IFLNK,
[NF3SOCK] = S_IFSOCK,
[NF3FIFO] = S_IFIFO,
};
/*
@ -148,13 +144,12 @@ static __be32 *
xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
{
unsigned int type, major, minor;
int fmode;
umode_t fmode;
type = ntohl(*p++);
if (type >= NF3BAD)
type = NF3BAD;
fmode = nfs_type2fmt[type].mode;
fattr->type = nfs_type2fmt[type].nfs2type;
if (type > NF3FIFO)
type = NF3NON;
fmode = nfs_type2fmt[type];
fattr->mode = (ntohl(*p++) & ~S_IFMT) | fmode;
fattr->nlink = ntohl(*p++);
fattr->uid = ntohl(*p++);

40
fs/nfs/nfs4xdr.c
View File

@ -522,20 +522,17 @@ static int nfs4_stat_to_errno(int);
decode_lookup_maxsz + \
decode_fs_locations_maxsz)
static struct {
unsigned int mode;
unsigned int nfs2type;
} nfs_type2fmt[] = {
{ 0, NFNON },
{ S_IFREG, NFREG },
{ S_IFDIR, NFDIR },
{ S_IFBLK, NFBLK },
{ S_IFCHR, NFCHR },
{ S_IFLNK, NFLNK },
{ S_IFSOCK, NFSOCK },
{ S_IFIFO, NFFIFO },
{ 0, NFNON },
{ 0, NFNON },
static const umode_t nfs_type2fmt[] = {
[NF4BAD] = 0,
[NF4REG] = S_IFREG,
[NF4DIR] = S_IFDIR,
[NF4BLK] = S_IFBLK,
[NF4CHR] = S_IFCHR,
[NF4LNK] = S_IFLNK,
[NF4SOCK] = S_IFSOCK,
[NF4FIFO] = S_IFIFO,
[NF4ATTRDIR] = 0,
[NF4NAMEDATTR] = 0,
};
struct compound_hdr {
@ -2173,7 +2170,7 @@ static int decode_attr_type(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
}
bitmap[0] &= ~FATTR4_WORD0_TYPE;
}
dprintk("%s: type=0%o\n", __func__, nfs_type2fmt[*type].nfs2type);
dprintk("%s: type=0%o\n", __func__, nfs_type2fmt[*type]);
return 0;
}
@ -2580,8 +2577,9 @@ static int decode_attr_maxwrite(struct xdr_stream *xdr, uint32_t *bitmap, uint32
return status;
}
static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *mode)
static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, umode_t *mode)
{
uint32_t tmp;
__be32 *p;
*mode = 0;
@ -2589,8 +2587,8 @@ static int decode_attr_mode(struct xdr_stream *xdr, uint32_t *bitmap, uint32_t *
return -EIO;
if (likely(bitmap[1] & FATTR4_WORD1_MODE)) {
READ_BUF(4);
READ32(*mode);
*mode &= ~S_IFMT;
READ32(tmp);
*mode = tmp & ~S_IFMT;
bitmap[1] &= ~FATTR4_WORD1_MODE;
}
dprintk("%s: file mode=0%o\n", __func__, (unsigned int)*mode);
@ -2994,7 +2992,8 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
uint32_t attrlen,
bitmap[2] = {0},
type;
int status, fmode = 0;
int status;
umode_t fmode = 0;
uint64_t fileid;
if ((status = decode_op_hdr(xdr, OP_GETATTR)) != 0)
@ -3008,8 +3007,7 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
if ((status = decode_attr_type(xdr, bitmap, &type)) != 0)
goto xdr_error;
fattr->type = nfs_type2fmt[type].nfs2type;
fattr->mode = nfs_type2fmt[type].mode;
fattr->mode = nfs_type2fmt[type];
if ((status = decode_attr_change(xdr, bitmap, &fattr->change_attr)) != 0)
goto xdr_error;

3
include/linux/nfs_xdr.h
View File

@ -28,8 +28,7 @@ static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid
struct nfs_fattr {
unsigned int valid; /* which fields are valid */
enum nfs_ftype type; /* always use NFSv2 types */
__u32 mode;
umode_t mode;
__u32 nlink;
__u32 uid;
__u32 gid;