lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[JFFS2] Move another fragtree-related function to nodelist.c

Browse Source 
Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Artem B. Bityutskiy
2005-07-31 09:20:48 +01:00
committed by Thomas Gleixner
parent 737b7661e0
commit 1e900979a7
3 changed files with 28 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
fs/jffs2/nodelist.c
View File

@@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
* $Id: nodelist.c,v 1.102 2005/07/28 12:45:10 dedekind Exp $
* $Id: nodelist.c,v 1.103 2005/07/31 08:20:44 dedekind Exp $
*
*/
@@ -51,6 +51,30 @@ void jffs2_add_fd_to_list(struct jffs2_sb_info *c, struct jffs2_full_dirent *new
*prev = new;
}
void jffs2_truncate_fragtree(struct jffs2_sb_info *c, struct rb_root *list, uint32_t size)
{
struct jffs2_node_frag *frag = jffs2_lookup_node_frag(list, size);
JFFS2_DBG_FRAGTREE("truncating fragtree to 0x%08x bytes\n", size);
/* We know frag->ofs <= size. That's what lookup does for us */
if (frag && frag->ofs != size) {
if (frag->ofs+frag->size >= size) {
JFFS2_DBG_FRAGTREE2("truncating frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
frag->size = size - frag->ofs;
}
frag = frag_next(frag);
}
while (frag && frag->ofs >= size) {
struct jffs2_node_frag *next = frag_next(frag);
JFFS2_DBG_FRAGTREE("removing frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
frag_erase(frag, list);
jffs2_obsolete_node_frag(c, frag);
frag = next;
}
}
void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *this)
{
if (this->node) {