summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/fs/btrfs/ulist.h
diff options
context:
space:
mode:
authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/fs/btrfs/ulist.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
downloadFOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz
FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2
FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/fs/btrfs/ulist.h')
-rw-r--r--ANDROID_3.4.5/fs/btrfs/ulist.h68
1 files changed, 0 insertions, 68 deletions
diff --git a/ANDROID_3.4.5/fs/btrfs/ulist.h b/ANDROID_3.4.5/fs/btrfs/ulist.h
deleted file mode 100644
index 2e25dec5..00000000
--- a/ANDROID_3.4.5/fs/btrfs/ulist.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/*
- * Copyright (C) 2011 STRATO AG
- * written by Arne Jansen <sensille@gmx.net>
- * Distributed under the GNU GPL license version 2.
- *
- */
-
-#ifndef __ULIST__
-#define __ULIST__
-
-/*
- * ulist is a generic data structure to hold a collection of unique u64
- * values. The only operations it supports is adding to the list and
- * enumerating it.
- * It is possible to store an auxiliary value along with the key.
- *
- * The implementation is preliminary and can probably be sped up
- * significantly. A first step would be to store the values in an rbtree
- * as soon as ULIST_SIZE is exceeded.
- */
-
-/*
- * number of elements statically allocated inside struct ulist
- */
-#define ULIST_SIZE 16
-
-/*
- * element of the list
- */
-struct ulist_node {
- u64 val; /* value to store */
- unsigned long aux; /* auxiliary value saved along with the val */
-};
-
-struct ulist {
- /*
- * number of elements stored in list
- */
- unsigned long nnodes;
-
- /*
- * number of nodes we already have room for
- */
- unsigned long nodes_alloced;
-
- /*
- * pointer to the array storing the elements. The first ULIST_SIZE
- * elements are stored inline. In this case the it points to int_nodes.
- * After exceeding ULIST_SIZE, dynamic memory is allocated.
- */
- struct ulist_node *nodes;
-
- /*
- * inline storage space for the first ULIST_SIZE entries
- */
- struct ulist_node int_nodes[ULIST_SIZE];
-};
-
-void ulist_init(struct ulist *ulist);
-void ulist_fini(struct ulist *ulist);
-void ulist_reinit(struct ulist *ulist);
-struct ulist *ulist_alloc(unsigned long gfp_mask);
-void ulist_free(struct ulist *ulist);
-int ulist_add(struct ulist *ulist, u64 val, unsigned long aux,
- unsigned long gfp_mask);
-struct ulist_node *ulist_next(struct ulist *ulist, struct ulist_node *prev);
-
-#endif