From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- fs/jffs2/jffs2_fs_i.h | 56 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 fs/jffs2/jffs2_fs_i.h (limited to 'fs/jffs2/jffs2_fs_i.h') diff --git a/fs/jffs2/jffs2_fs_i.h b/fs/jffs2/jffs2_fs_i.h new file mode 100644 index 0000000000..93a2951538 --- /dev/null +++ b/fs/jffs2/jffs2_fs_i.h @@ -0,0 +1,56 @@ +/* + * JFFS2 -- Journalling Flash File System, Version 2. + * + * Copyright © 2001-2007 Red Hat, Inc. + * Copyright © 2004-2010 David Woodhouse + * + * Created by David Woodhouse + * + * For licensing information, see the file 'LICENCE' in this directory. + * + */ + +#ifndef _JFFS2_FS_I +#define _JFFS2_FS_I + +#include +#include +#include + +struct jffs2_inode_info { + /* We need an internal mutex similar to inode->i_rwsem. + Unfortunately, we can't used the existing one, because + either the GC would deadlock, or we'd have to release it + before letting GC proceed. Or we'd have to put ugliness + into the GC code so it didn't attempt to obtain the i_rwsem + for the inode(s) which are already locked */ + struct mutex sem; + + /* The highest (datanode) version number used for this ino */ + uint32_t highest_version; + + /* List of data fragments which make up the file */ + struct rb_root fragtree; + + /* There may be one datanode which isn't referenced by any of the + above fragments, if it contains a metadata update but no actual + data - or if this is a directory inode */ + /* This also holds the _only_ dnode for symlinks/device nodes, + etc. */ + struct jffs2_full_dnode *metadata; + + /* Directory entries */ + struct jffs2_full_dirent *dents; + + /* The target path if this is the inode of a symlink */ + unsigned char *target; + + /* Some stuff we just have to keep in-core at all times, for each inode. */ + struct jffs2_inode_cache *inocache; + + uint16_t flags; + uint8_t usercompr; + struct inode vfs_inode; +}; + +#endif /* _JFFS2_FS_I */ -- cgit v1.2.3