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-rw-r--r--fs/udf/file.c28
1 files changed, 26 insertions, 2 deletions
diff --git a/fs/udf/file.c b/fs/udf/file.c
index f311d509b6a..1eb06774ed9 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -34,6 +34,7 @@
#include <linux/errno.h>
#include <linux/smp_lock.h>
#include <linux/pagemap.h>
+#include <linux/quotaops.h>
#include <linux/buffer_head.h>
#include <linux/aio.h>
@@ -207,7 +208,7 @@ const struct file_operations udf_file_operations = {
.read = do_sync_read,
.aio_read = generic_file_aio_read,
.ioctl = udf_ioctl,
- .open = generic_file_open,
+ .open = dquot_file_open,
.mmap = generic_file_mmap,
.write = do_sync_write,
.aio_write = udf_file_aio_write,
@@ -217,6 +218,29 @@ const struct file_operations udf_file_operations = {
.llseek = generic_file_llseek,
};
+static int udf_setattr(struct dentry *dentry, struct iattr *iattr)
+{
+ struct inode *inode = dentry->d_inode;
+ int error;
+
+ error = inode_change_ok(inode, iattr);
+ if (error)
+ return error;
+
+ if (iattr->ia_valid & ATTR_SIZE)
+ dquot_initialize(inode);
+
+ if ((iattr->ia_valid & ATTR_UID && iattr->ia_uid != inode->i_uid) ||
+ (iattr->ia_valid & ATTR_GID && iattr->ia_gid != inode->i_gid)) {
+ error = dquot_transfer(inode, iattr);
+ if (error)
+ return error;
+ }
+
+ return inode_setattr(inode, iattr);
+}
+
const struct inode_operations udf_file_inode_operations = {
- .truncate = udf_truncate,
+ .truncate = udf_truncate,
+ .setattr = udf_setattr,
};