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Diffstat (limited to 'fs/9p/vfs_inode.c')
-rw-r--r--fs/9p/vfs_inode.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index c6cef2495f00..0afbbb450faf 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -971,6 +971,10 @@ static int v9fs_vfs_setattr(struct dentry *dentry, struct iattr *iattr)
struct p9_wstat wstat;
P9_DPRINTK(P9_DEBUG_VFS, "\n");
+ retval = inode_change_ok(dentry->d_inode, iattr);
+ if (retval)
+ return retval;
+
retval = -EPERM;
v9ses = v9fs_inode2v9ses(dentry->d_inode);
fid = v9fs_fid_lookup(dentry);
@@ -997,12 +1001,7 @@ static int v9fs_vfs_setattr(struct dentry *dentry, struct iattr *iattr)
if (iattr->ia_valid & ATTR_GID)
wstat.n_gid = iattr->ia_gid;
}
- if ((iattr->ia_valid & ATTR_SIZE) &&
- iattr->ia_size != i_size_read(dentry->d_inode)) {
- retval = vmtruncate(dentry->d_inode, iattr->ia_size);
- if (retval)
- return retval;
- }
+
/* Write all dirty data */
if (S_ISREG(dentry->d_inode->i_mode))
filemap_write_and_wait(dentry->d_inode->i_mapping);
@@ -1010,6 +1009,11 @@ static int v9fs_vfs_setattr(struct dentry *dentry, struct iattr *iattr)
retval = p9_client_wstat(fid, &wstat);
if (retval < 0)
return retval;
+
+ if ((iattr->ia_valid & ATTR_SIZE) &&
+ iattr->ia_size != i_size_read(dentry->d_inode))
+ truncate_setsize(dentry->d_inode, iattr->ia_size);
+
v9fs_invalidate_inode_attr(dentry->d_inode);
setattr_copy(dentry->d_inode, iattr);