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-rw-r--r--fs/nfs/inode.c243
-rw-r--r--fs/nfs/nfs2xdr.c2
-rw-r--r--fs/nfs/nfs3xdr.c6
-rw-r--r--fs/nfs/nfs4xdr.c6
-rw-r--r--include/linux/nfs_xdr.h48
5 files changed, 202 insertions, 103 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 268ce3a..b7656bd 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -249,13 +249,10 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
struct inode *inode = ERR_PTR(-ENOENT);
unsigned long hash;
- if ((fattr->valid & NFS_ATTR_FATTR) == 0)
+ if ((fattr->valid & NFS_ATTR_FATTR_FILEID) == 0)
goto out_no_inode;
-
- if (!fattr->nlink) {
- printk("NFS: Buggy server - nlink == 0!\n");
+ if ((fattr->valid & NFS_ATTR_FATTR_TYPE) == 0)
goto out_no_inode;
- }
hash = nfs_fattr_to_ino_t(fattr);
@@ -291,7 +288,8 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
&& fattr->size <= NFS_LIMIT_READDIRPLUS)
set_bit(NFS_INO_ADVISE_RDPLUS, &NFS_I(inode)->flags);
/* Deal with crossing mountpoints */
- if (!nfs_fsid_equal(&NFS_SB(sb)->fsid, &fattr->fsid)) {
+ if ((fattr->valid & NFS_ATTR_FATTR_FSID)
+ && !nfs_fsid_equal(&NFS_SB(sb)->fsid, &fattr->fsid)) {
if (fattr->valid & NFS_ATTR_FATTR_V4_REFERRAL)
inode->i_op = &nfs_referral_inode_operations;
else
@@ -304,28 +302,45 @@ nfs_fhget(struct super_block *sb, struct nfs_fh *fh, struct nfs_fattr *fattr)
else
init_special_inode(inode, inode->i_mode, fattr->rdev);
+ memset(&inode->i_atime, 0, sizeof(inode->i_atime));
+ memset(&inode->i_mtime, 0, sizeof(inode->i_mtime));
+ memset(&inode->i_ctime, 0, sizeof(inode->i_ctime));
+ nfsi->change_attr = 0;
+ inode->i_size = 0;
+ inode->i_nlink = 0;
+ inode->i_uid = -2;
+ inode->i_gid = -2;
+ inode->i_blocks = 0;
+ memset(nfsi->cookieverf, 0, sizeof(nfsi->cookieverf));
+
nfsi->read_cache_jiffies = fattr->time_start;
nfsi->attr_gencount = fattr->gencount;
- inode->i_atime = fattr->atime;
- inode->i_mtime = fattr->mtime;
- inode->i_ctime = fattr->ctime;
- if (fattr->valid & NFS_ATTR_FATTR_V4)
+ if (fattr->valid & NFS_ATTR_FATTR_ATIME)
+ inode->i_atime = fattr->atime;
+ if (fattr->valid & NFS_ATTR_FATTR_MTIME)
+ inode->i_mtime = fattr->mtime;
+ if (fattr->valid & NFS_ATTR_FATTR_CTIME)
+ inode->i_ctime = fattr->ctime;
+ if (fattr->valid & NFS_ATTR_FATTR_CHANGE)
nfsi->change_attr = fattr->change_attr;
- inode->i_size = nfs_size_to_loff_t(fattr->size);
- inode->i_nlink = fattr->nlink;
- inode->i_uid = fattr->uid;
- inode->i_gid = fattr->gid;
- if (fattr->valid & (NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4)) {
+ if (fattr->valid & NFS_ATTR_FATTR_SIZE)
+ inode->i_size = nfs_size_to_loff_t(fattr->size);
+ if (fattr->valid & NFS_ATTR_FATTR_NLINK)
+ inode->i_nlink = fattr->nlink;
+ if (fattr->valid & NFS_ATTR_FATTR_OWNER)
+ inode->i_uid = fattr->uid;
+ if (fattr->valid & NFS_ATTR_FATTR_GROUP)
+ inode->i_gid = fattr->gid;
+ if (fattr->valid & NFS_ATTR_FATTR_BLOCKS_USED)
+ inode->i_blocks = fattr->du.nfs2.blocks;
+ if (fattr->valid & NFS_ATTR_FATTR_SPACE_USED) {
/*
* report the blocks in 512byte units
*/
inode->i_blocks = nfs_calc_block_size(fattr->du.nfs3.used);
- } else {
- inode->i_blocks = fattr->du.nfs2.blocks;
}
nfsi->attrtimeo = NFS_MINATTRTIMEO(inode);
nfsi->attrtimeo_timestamp = now;
- memset(nfsi->cookieverf, 0, sizeof(nfsi->cookieverf));
nfsi->access_cache = RB_ROOT;
unlock_new_inode(inode);
@@ -812,25 +827,31 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
{
struct nfs_inode *nfsi = NFS_I(inode);
- if ((fattr->valid & NFS_ATTR_WCC_V4) != 0 &&
- nfsi->change_attr == fattr->pre_change_attr) {
+ if ((fattr->valid & NFS_ATTR_FATTR_PRECHANGE)
+ && (fattr->valid & NFS_ATTR_FATTR_CHANGE)
+ && nfsi->change_attr == fattr->pre_change_attr) {
nfsi->change_attr = fattr->change_attr;
if (S_ISDIR(inode->i_mode))
nfsi->cache_validity |= NFS_INO_INVALID_DATA;
}
/* If we have atomic WCC data, we may update some attributes */
- if ((fattr->valid & NFS_ATTR_WCC) != 0) {
- if (timespec_equal(&inode->i_ctime, &fattr->pre_ctime))
+ if ((fattr->valid & NFS_ATTR_FATTR_PRECTIME)
+ && (fattr->valid & NFS_ATTR_FATTR_CTIME)
+ && timespec_equal(&inode->i_ctime, &fattr->pre_ctime))
memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
- if (timespec_equal(&inode->i_mtime, &fattr->pre_mtime)) {
+
+ if ((fattr->valid & NFS_ATTR_FATTR_PREMTIME)
+ && (fattr->valid & NFS_ATTR_FATTR_MTIME)
+ && timespec_equal(&inode->i_mtime, &fattr->pre_mtime)) {
memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
if (S_ISDIR(inode->i_mode))
nfsi->cache_validity |= NFS_INO_INVALID_DATA;
- }
- if (i_size_read(inode) == nfs_size_to_loff_t(fattr->pre_size) &&
- nfsi->npages == 0)
- i_size_write(inode, nfs_size_to_loff_t(fattr->size));
}
+ if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
+ && (fattr->valid & NFS_ATTR_FATTR_SIZE)
+ && i_size_read(inode) == nfs_size_to_loff_t(fattr->pre_size)
+ && nfsi->npages == 0)
+ i_size_write(inode, nfs_size_to_loff_t(fattr->size));
}
/**
@@ -850,35 +871,39 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
/* Has the inode gone and changed behind our back? */
- if (nfsi->fileid != fattr->fileid
- || (inode->i_mode & S_IFMT) != (fattr->mode & S_IFMT)) {
+ if ((fattr->valid & NFS_ATTR_FATTR_FILEID) && nfsi->fileid != fattr->fileid)
+ return -EIO;
+ if ((fattr->valid & NFS_ATTR_FATTR_TYPE) && (inode->i_mode & S_IFMT) != (fattr->mode & S_IFMT))
return -EIO;
- }
- if ((fattr->valid & NFS_ATTR_FATTR_V4) != 0 &&
+ if ((fattr->valid & NFS_ATTR_FATTR_CHANGE) != 0 &&
nfsi->change_attr != fattr->change_attr)
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE;
/* Verify a few of the more important attributes */
- if (!timespec_equal(&inode->i_mtime, &fattr->mtime))
+ if ((fattr->valid & NFS_ATTR_FATTR_MTIME) && !timespec_equal(&inode->i_mtime, &fattr->mtime))
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE;
- cur_size = i_size_read(inode);
- new_isize = nfs_size_to_loff_t(fattr->size);
- if (cur_size != new_isize && nfsi->npages == 0)
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE;
+ if (fattr->valid & NFS_ATTR_FATTR_SIZE) {
+ cur_size = i_size_read(inode);
+ new_isize = nfs_size_to_loff_t(fattr->size);
+ if (cur_size != new_isize && nfsi->npages == 0)
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE;
+ }
/* Have any file permissions changed? */
- if ((inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO)
- || inode->i_uid != fattr->uid
- || inode->i_gid != fattr->gid)
+ if ((fattr->valid & NFS_ATTR_FATTR_MODE) && (inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO))
+ invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
+ if ((fattr->valid & NFS_ATTR_FATTR_OWNER) && inode->i_uid != fattr->uid)
+ invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
+ if ((fattr->valid & NFS_ATTR_FATTR_GROUP) && inode->i_gid != fattr->gid)
invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
/* Has the link count changed? */
- if (inode->i_nlink != fattr->nlink)
+ if ((fattr->valid & NFS_ATTR_FATTR_NLINK) && inode->i_nlink != fattr->nlink)
invalid |= NFS_INO_INVALID_ATTR;
- if (!timespec_equal(&inode->i_atime, &fattr->atime))
+ if ((fattr->valid & NFS_ATTR_FATTR_ATIME) && !timespec_equal(&inode->i_atime, &fattr->atime))
invalid |= NFS_INO_INVALID_ATIME;
if (invalid != 0)
@@ -890,11 +915,15 @@ static int nfs_check_inode_attributes(struct inode *inode, struct nfs_fattr *fat
static int nfs_ctime_need_update(const struct inode *inode, const struct nfs_fattr *fattr)
{
+ if (!(fattr->valid & NFS_ATTR_FATTR_CTIME))
+ return 0;
return timespec_compare(&fattr->ctime, &inode->i_ctime) > 0;
}
static int nfs_size_need_update(const struct inode *inode, const struct nfs_fattr *fattr)
{
+ if (!(fattr->valid & NFS_ATTR_FATTR_SIZE))
+ return 0;
return nfs_size_to_loff_t(fattr->size) > i_size_read(inode);
}
@@ -1030,20 +1059,31 @@ int nfs_post_op_update_inode_force_wcc(struct inode *inode, struct nfs_fattr *fa
/* Don't do a WCC update if these attributes are already stale */
if ((fattr->valid & NFS_ATTR_FATTR) == 0 ||
!nfs_inode_attrs_need_update(inode, fattr)) {
- fattr->valid &= ~(NFS_ATTR_WCC_V4|NFS_ATTR_WCC);
+ fattr->valid &= ~(NFS_ATTR_FATTR_PRECHANGE
+ | NFS_ATTR_FATTR_PRESIZE
+ | NFS_ATTR_FATTR_PREMTIME
+ | NFS_ATTR_FATTR_PRECTIME);
goto out_noforce;
}
- if ((fattr->valid & NFS_ATTR_FATTR_V4) != 0 &&
- (fattr->valid & NFS_ATTR_WCC_V4) == 0) {
+ if ((fattr->valid & NFS_ATTR_FATTR_CHANGE) != 0 &&
+ (fattr->valid & NFS_ATTR_FATTR_PRECHANGE) == 0) {
fattr->pre_change_attr = NFS_I(inode)->change_attr;
- fattr->valid |= NFS_ATTR_WCC_V4;
+ fattr->valid |= NFS_ATTR_FATTR_PRECHANGE;
}
- if ((fattr->valid & NFS_ATTR_FATTR) != 0 &&
- (fattr->valid & NFS_ATTR_WCC) == 0) {
+ if ((fattr->valid & NFS_ATTR_FATTR_CTIME) != 0 &&
+ (fattr->valid & NFS_ATTR_FATTR_PRECTIME) == 0) {
memcpy(&fattr->pre_ctime, &inode->i_ctime, sizeof(fattr->pre_ctime));
+ fattr->valid |= NFS_ATTR_FATTR_PRECTIME;
+ }
+ if ((fattr->valid & NFS_ATTR_FATTR_MTIME) != 0 &&
+ (fattr->valid & NFS_ATTR_FATTR_PREMTIME) == 0) {
memcpy(&fattr->pre_mtime, &inode->i_mtime, sizeof(fattr->pre_mtime));
+ fattr->valid |= NFS_ATTR_FATTR_PREMTIME;
+ }
+ if ((fattr->valid & NFS_ATTR_FATTR_SIZE) != 0 &&
+ (fattr->valid & NFS_ATTR_FATTR_PRESIZE) == 0) {
fattr->pre_size = i_size_read(inode);
- fattr->valid |= NFS_ATTR_WCC;
+ fattr->valid |= NFS_ATTR_FATTR_PRESIZE;
}
out_noforce:
status = nfs_post_op_update_inode_locked(inode, fattr);
@@ -1075,18 +1115,18 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
__func__, inode->i_sb->s_id, inode->i_ino,
atomic_read(&inode->i_count), fattr->valid);
- if (nfsi->fileid != fattr->fileid)
+ if ((fattr->valid & NFS_ATTR_FATTR_FILEID) && nfsi->fileid != fattr->fileid)
goto out_fileid;
/*
* Make sure the inode's type hasn't changed.
*/
- if ((inode->i_mode & S_IFMT) != (fattr->mode & S_IFMT))
+ if ((fattr->valid & NFS_ATTR_FATTR_TYPE) && (inode->i_mode & S_IFMT) != (fattr->mode & S_IFMT))
goto out_changed;
server = NFS_SERVER(inode);
/* Update the fsid? */
- if (S_ISDIR(inode->i_mode) &&
+ if (S_ISDIR(inode->i_mode) && (fattr->valid & NFS_ATTR_FATTR_FSID) &&
!nfs_fsid_equal(&server->fsid, &fattr->fsid) &&
!test_bit(NFS_INO_MOUNTPOINT, &nfsi->flags))
server->fsid = fattr->fsid;
@@ -1096,14 +1136,27 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
*/
nfsi->read_cache_jiffies = fattr->time_start;
- nfsi->cache_validity &= ~(NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ATIME
- | NFS_INO_REVAL_PAGECACHE);
+ if ((fattr->valid & NFS_ATTR_FATTR_CHANGE) || (fattr->valid & (NFS_ATTR_FATTR_MTIME|NFS_ATTR_FATTR_CTIME)))
+ nfsi->cache_validity &= ~(NFS_INO_INVALID_ATTR
+ | NFS_INO_INVALID_ATIME
+ | NFS_INO_REVAL_PAGECACHE);
/* Do atomic weak cache consistency updates */
nfs_wcc_update_inode(inode, fattr);
/* More cache consistency checks */
- if (!(fattr->valid & NFS_ATTR_FATTR_V4)) {
+ if (fattr->valid & NFS_ATTR_FATTR_CHANGE) {
+ if (nfsi->change_attr != fattr->change_attr) {
+ dprintk("NFS: change_attr change on server for file %s/%ld\n",
+ inode->i_sb->s_id, inode->i_ino);
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ if (S_ISDIR(inode->i_mode))
+ nfs_force_lookup_revalidate(inode);
+ nfsi->change_attr = fattr->change_attr;
+ }
+ }
+
+ if (fattr->valid & NFS_ATTR_FATTR_MTIME) {
/* NFSv2/v3: Check if the mtime agrees */
if (!timespec_equal(&inode->i_mtime, &fattr->mtime)) {
dprintk("NFS: mtime change on server for file %s/%ld\n",
@@ -1111,7 +1164,10 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;
if (S_ISDIR(inode->i_mode))
nfs_force_lookup_revalidate(inode);
+ memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
}
+ }
+ if (fattr->valid & NFS_ATTR_FATTR_CTIME) {
/* If ctime has changed we should definitely clear access+acl caches */
if (!timespec_equal(&inode->i_ctime, &fattr->ctime)) {
invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
@@ -1122,59 +1178,66 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
invalid |= NFS_INO_INVALID_DATA;
nfs_force_lookup_revalidate(inode);
}
+ memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
}
- } else if (nfsi->change_attr != fattr->change_attr) {
- dprintk("NFS: change_attr change on server for file %s/%ld\n",
- inode->i_sb->s_id, inode->i_ino);
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
- if (S_ISDIR(inode->i_mode))
- nfs_force_lookup_revalidate(inode);
}
/* Check if our cached file size is stale */
- new_isize = nfs_size_to_loff_t(fattr->size);
- cur_isize = i_size_read(inode);
- if (new_isize != cur_isize) {
- /* Do we perhaps have any outstanding writes, or has
- * the file grown beyond our last write? */
- if (nfsi->npages == 0 || new_isize > cur_isize) {
- i_size_write(inode, new_isize);
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;
+ if (fattr->valid & NFS_ATTR_FATTR_SIZE) {
+ new_isize = nfs_size_to_loff_t(fattr->size);
+ cur_isize = i_size_read(inode);
+ if (new_isize != cur_isize) {
+ /* Do we perhaps have any outstanding writes, or has
+ * the file grown beyond our last write? */
+ if (nfsi->npages == 0 || new_isize > cur_isize) {
+ i_size_write(inode, new_isize);
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;
+ }
+ dprintk("NFS: isize change on server for file %s/%ld\n",
+ inode->i_sb->s_id, inode->i_ino);
}
- dprintk("NFS: isize change on server for file %s/%ld\n",
- inode->i_sb->s_id, inode->i_ino);
}
- memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
- memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
- memcpy(&inode->i_atime, &fattr->atime, sizeof(inode->i_atime));
- nfsi->change_attr = fattr->change_attr;
+ if (fattr->valid & NFS_ATTR_FATTR_ATIME)
+ memcpy(&inode->i_atime, &fattr->atime, sizeof(inode->i_atime));
- if ((inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO) ||
- inode->i_uid != fattr->uid ||
- inode->i_gid != fattr->gid)
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
-
- if (inode->i_nlink != fattr->nlink) {
- invalid |= NFS_INO_INVALID_ATTR;
- if (S_ISDIR(inode->i_mode))
- invalid |= NFS_INO_INVALID_DATA;
+ if (fattr->valid & NFS_ATTR_FATTR_MODE) {
+ if ((inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO)) {
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ inode->i_mode = fattr->mode;
+ }
+ }
+ if (fattr->valid & NFS_ATTR_FATTR_OWNER) {
+ if (inode->i_uid != fattr->uid) {
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ inode->i_uid = fattr->uid;
+ }
+ }
+ if (fattr->valid & NFS_ATTR_FATTR_GROUP) {
+ if (inode->i_gid != fattr->gid) {
+ invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ inode->i_gid = fattr->gid;
+ }
}
- inode->i_mode = fattr->mode;
- inode->i_nlink = fattr->nlink;
- inode->i_uid = fattr->uid;
- inode->i_gid = fattr->gid;
+ if (fattr->valid & NFS_ATTR_FATTR_NLINK) {
+ if (inode->i_nlink != fattr->nlink) {
+ invalid |= NFS_INO_INVALID_ATTR;
+ if (S_ISDIR(inode->i_mode))
+ invalid |= NFS_INO_INVALID_DATA;
+ inode->i_nlink = fattr->nlink;
+ }
+ }
- if (fattr->valid & (NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4)) {
+ if (fattr->valid & NFS_ATTR_FATTR_SPACE_USED) {
/*
* report the blocks in 512byte units
*/
inode->i_blocks = nfs_calc_block_size(fattr->du.nfs3.used);
- } else {
- inode->i_blocks = fattr->du.nfs2.blocks;
}
+ if (fattr->valid & NFS_ATTR_FATTR_BLOCKS_USED)
+ inode->i_blocks = fattr->du.nfs2.blocks;
/* Update attrtimeo value if we're out of the unstable period */
if (invalid & NFS_INO_INVALID_ATTR) {
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index 28bab67..bea9999 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -136,7 +136,7 @@ xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
p = xdr_decode_time(p, &fattr->atime);
p = xdr_decode_time(p, &fattr->mtime);
p = xdr_decode_time(p, &fattr->ctime);
- fattr->valid |= NFS_ATTR_FATTR;
+ fattr->valid |= NFS_ATTR_FATTR_V2;
fattr->rdev = new_decode_dev(rdev);
if (fattr->type == NFCHR && rdev == NFS2_FIFO_DEV) {
fattr->type = NFFIFO;
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 6cdeacf..c0f7d02 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -177,7 +177,7 @@ xdr_decode_fattr(__be32 *p, struct nfs_fattr *fattr)
p = xdr_decode_time3(p, &fattr->ctime);
/* Update the mode bits */
- fattr->valid |= (NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3);
+ fattr->valid |= NFS_ATTR_FATTR_V3;
return p;
}
@@ -233,7 +233,9 @@ xdr_decode_wcc_attr(__be32 *p, struct nfs_fattr *fattr)
p = xdr_decode_hyper(p, &fattr->pre_size);
p = xdr_decode_time3(p, &fattr->pre_mtime);
p = xdr_decode_time3(p, &fattr->pre_ctime);
- fattr->valid |= NFS_ATTR_WCC;
+ fattr->valid |= NFS_ATTR_FATTR_PRESIZE
+ | NFS_ATTR_FATTR_PREMTIME
+ | NFS_ATTR_FATTR_PRECTIME;
return p;
}
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index 5f0ee3e..7d220da 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -3012,7 +3012,7 @@ 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;
- fmode = nfs_type2fmt[type].mode;
+ fattr->mode = nfs_type2fmt[type].mode;
if ((status = decode_attr_change(xdr, bitmap, &fattr->change_attr)) != 0)
goto xdr_error;
@@ -3026,7 +3026,7 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
struct nfs4_fs_locations,
fattr))) != 0)
goto xdr_error;
- if ((status = decode_attr_mode(xdr, bitmap, &fattr->mode)) != 0)
+ if ((status = decode_attr_mode(xdr, bitmap, &fmode)) != 0)
goto xdr_error;
fattr->mode |= fmode;
if ((status = decode_attr_nlink(xdr, bitmap, &fattr->nlink)) != 0)
@@ -3050,7 +3050,7 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons
if (fattr->fileid == 0 && fileid != 0)
fattr->fileid = fileid;
if ((status = verify_attr_len(xdr, savep, attrlen)) == 0)
- fattr->valid = NFS_ATTR_FATTR | NFS_ATTR_FATTR_V3 | NFS_ATTR_FATTR_V4;
+ fattr->valid = NFS_ATTR_FATTR_V4;
xdr_error:
dprintk("%s: xdr returned %d\n", __func__, -status);
return status;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 2e5f000..b99295e 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -27,7 +27,7 @@ static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid
}
struct nfs_fattr {
- unsigned short valid; /* which fields are valid */
+ unsigned int valid; /* which fields are valid */
__u64 pre_size; /* pre_op_attr.size */
struct timespec pre_mtime; /* pre_op_attr.mtime */
struct timespec pre_ctime; /* pre_op_attr.ctime */
@@ -59,12 +59,46 @@ struct nfs_fattr {
unsigned long gencount;
};
-#define NFS_ATTR_WCC 0x0001 /* pre-op WCC data */
-#define NFS_ATTR_FATTR 0x0002 /* post-op attributes */
-#define NFS_ATTR_FATTR_V3 0x0004 /* NFSv3 attributes */
-#define NFS_ATTR_FATTR_V4 0x0008 /* NFSv4 change attribute */
-#define NFS_ATTR_WCC_V4 0x0010 /* pre-op change attribute */
-#define NFS_ATTR_FATTR_V4_REFERRAL 0x0020 /* NFSv4 referral */
+#define NFS_ATTR_FATTR_TYPE (1U << 0)
+#define NFS_ATTR_FATTR_MODE (1U << 1)
+#define NFS_ATTR_FATTR_NLINK (1U << 2)
+#define NFS_ATTR_FATTR_OWNER (1U << 3)
+#define NFS_ATTR_FATTR_GROUP (1U << 4)
+#define NFS_ATTR_FATTR_RDEV (1U << 5)
+#define NFS_ATTR_FATTR_SIZE (1U << 6)
+#define NFS_ATTR_FATTR_PRESIZE (1U << 7)
+#define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8)
+#define NFS_ATTR_FATTR_SPACE_USED (1U << 9)
+#define NFS_ATTR_FATTR_FSID (1U << 10)
+#define NFS_ATTR_FATTR_FILEID (1U << 11)
+#define NFS_ATTR_FATTR_ATIME (1U << 12)
+#define NFS_ATTR_FATTR_MTIME (1U << 13)
+#define NFS_ATTR_FATTR_CTIME (1U << 14)
+#define NFS_ATTR_FATTR_PREMTIME (1U << 15)
+#define NFS_ATTR_FATTR_PRECTIME (1U << 16)
+#define NFS_ATTR_FATTR_CHANGE (1U << 17)
+#define NFS_ATTR_FATTR_PRECHANGE (1U << 18)
+#define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */
+
+#define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
+ | NFS_ATTR_FATTR_MODE \
+ | NFS_ATTR_FATTR_NLINK \
+ | NFS_ATTR_FATTR_OWNER \
+ | NFS_ATTR_FATTR_GROUP \
+ | NFS_ATTR_FATTR_RDEV \
+ | NFS_ATTR_FATTR_SIZE \
+ | NFS_ATTR_FATTR_FSID \
+ | NFS_ATTR_FATTR_FILEID \
+ | NFS_ATTR_FATTR_ATIME \
+ | NFS_ATTR_FATTR_MTIME \
+ | NFS_ATTR_FATTR_CTIME)
+#define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \
+ | NFS_ATTR_FATTR_BLOCKS_USED)
+#define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \
+ | NFS_ATTR_FATTR_SPACE_USED)
+#define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \
+ | NFS_ATTR_FATTR_SPACE_USED \
+ | NFS_ATTR_FATTR_CHANGE)
/*
* Info on the file system
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