hpfs: support FIEMAP
Support the FIEMAP ioctl that reports extents allocated by a file.
Signed-off-by: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index d3bcdd9..b3be1b5 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -189,6 +189,11 @@
return generic_block_bmap(mapping, block, hpfs_get_block);
}
+static int hpfs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, u64 start, u64 len)
+{
+ return generic_block_fiemap(inode, fieinfo, start, len, hpfs_get_block);
+}
+
const struct address_space_operations hpfs_aops = {
.readpage = hpfs_readpage,
.writepage = hpfs_writepage,
@@ -214,4 +219,5 @@
const struct inode_operations hpfs_file_iops =
{
.setattr = hpfs_setattr,
+ .fiemap = hpfs_fiemap,
};