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authorMikulas Patocka <mikulas@twibright.com>2016-10-03 23:00:19 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2016-10-05 18:31:58 -0400
commit91fff9b347f9f69025e6557b3279cccedbcc744a (patch)
tree455cff8104eafd64d4c9ae03586a06c7cd2246b3 /fs/hpfs
parentdbbab32574c384a83e5ea6fc970928424cd363ed (diff)
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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>
Diffstat (limited to 'fs/hpfs')
-rw-r--r--fs/hpfs/file.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index d3bcdd975700..b3be1b5a62e2 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -189,6 +189,11 @@ static sector_t _hpfs_bmap(struct address_space *mapping, sector_t block)
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 file_operations hpfs_file_ops =
const struct inode_operations hpfs_file_iops =
{
.setattr = hpfs_setattr,
+ .fiemap = hpfs_fiemap,
};