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authorTejun Heo <tj@kernel.org>2011-02-21 09:43:56 +0100
committerTejun Heo <tj@kernel.org>2011-02-21 09:43:56 +0100
commit43d133c18b44e7d82d82ef0dcc2bddd55d5dfe81 (patch)
tree8de75c837b55874cc8a81a29bdedbc62668d4481 /fs/nfs/inode.c
parent4149efb22da66e326fc48baf80d628834509f7f0 (diff)
parent6f576d57f1fa0d6026b495d8746d56d949989161 (diff)
downloadlinux-stericsson-43d133c18b44e7d82d82ef0dcc2bddd55d5dfe81.tar.gz
Merge branch 'master' into for-2.6.39
Diffstat (limited to 'fs/nfs/inode.c')
-rw-r--r--fs/nfs/inode.c26
1 files changed, 17 insertions, 9 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 0855acdfe706..caa33188f637 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -881,9 +881,10 @@ out:
return ret;
}
-static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
+static unsigned long nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
{
struct nfs_inode *nfsi = NFS_I(inode);
+ unsigned long ret = 0;
if ((fattr->valid & NFS_ATTR_FATTR_PRECHANGE)
&& (fattr->valid & NFS_ATTR_FATTR_CHANGE)
@@ -891,25 +892,32 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
nfsi->change_attr = fattr->change_attr;
if (S_ISDIR(inode->i_mode))
nfsi->cache_validity |= NFS_INO_INVALID_DATA;
+ ret |= NFS_INO_INVALID_ATTR;
}
/* If we have atomic WCC data, we may update some attributes */
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));
+ && timespec_equal(&inode->i_ctime, &fattr->pre_ctime)) {
+ memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
+ ret |= NFS_INO_INVALID_ATTR;
+ }
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;
+ memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
+ if (S_ISDIR(inode->i_mode))
+ nfsi->cache_validity |= NFS_INO_INVALID_DATA;
+ ret |= NFS_INO_INVALID_ATTR;
}
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));
+ && nfsi->npages == 0) {
+ i_size_write(inode, nfs_size_to_loff_t(fattr->size));
+ ret |= NFS_INO_INVALID_ATTR;
+ }
+ return ret;
}
/**
@@ -1223,7 +1231,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
| NFS_INO_REVAL_PAGECACHE);
/* Do atomic weak cache consistency updates */
- nfs_wcc_update_inode(inode, fattr);
+ invalid |= nfs_wcc_update_inode(inode, fattr);
/* More cache consistency checks */
if (fattr->valid & NFS_ATTR_FATTR_CHANGE) {