fs: convert simple fs to new truncate

Convert simple filesystems: ramfs, configfs, sysfs, block_dev to new truncate
sequence.

Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 3 insertions, 5 deletions

diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c
index bbd77e95cf7f..bde1a4c3679a 100644
--- a/fs/sysfs/inode.c
+++ b/fs/sysfs/inode.c
@@ -117,13 +117,11 @@ int sysfs_setattr(struct dentry *dentry, struct iattr *iattr)
         if (error)
                 goto out;
 
-        iattr->ia_valid &= ~ATTR_SIZE; /* ignore size changes */
-
-        error = inode_setattr(inode, iattr);
-        if (error)
-                goto out;
+        /* this ignores size changes */
+        generic_setattr(inode, iattr);
 
         error = sysfs_sd_setattr(sd, iattr);
+
 out:
         mutex_unlock(&sysfs_mutex);
         return error;