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authorLinus Torvalds <torvalds@linux-foundation.org>2012-10-03 19:48:21 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-10-03 19:48:21 +0400
commiteb0ad9c06d51edb5d18a7007fd4d77a8805b2ba7 (patch)
tree987595aa0cfa6e9fdf367a1ec3f5e8b04849c777 /fs/jfs/jfs_discard.h
parent1f7df953d687860690cc0e388d0efec215c09e9c (diff)
parent84f4141ee3ea11035f741d4298cb6bbad1850fcf (diff)
downloadlinux-eb0ad9c06d51edb5d18a7007fd4d77a8805b2ba7.tar.xz
Merge tag 'jfs-3.7' of git://github.com/kleikamp/linux-shaggy
Pull JFS update from Dave Kleikamp: "JFS TRIM support and some minor fixes" * tag 'jfs-3.7' of git://github.com/kleikamp/linux-shaggy: jfs: Fix do_div precision in commit b40c2e66 JFS: use list_move instead of list_del/list_add jfs: Remove obsolete email address fs/jfs: TRIM support for JFS Filesystem
Diffstat (limited to 'fs/jfs/jfs_discard.h')
-rw-r--r--fs/jfs/jfs_discard.h26
1 files changed, 26 insertions, 0 deletions
diff --git a/fs/jfs/jfs_discard.h b/fs/jfs/jfs_discard.h
new file mode 100644
index 000000000000..40d1ee6081a0
--- /dev/null
+++ b/fs/jfs/jfs_discard.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) Tino Reichardt, 2012
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
+ * the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef _H_JFS_DISCARD
+#define _H_JFS_DISCARD
+
+struct fstrim_range;
+
+extern void jfs_issue_discard(struct inode *ip, u64 blkno, u64 nblocks);
+extern int jfs_ioc_trim(struct inode *ip, struct fstrim_range *range);
+
+#endif /* _H_JFS_DISCARD */