diff options
Diffstat (limited to 'include/linux/jffs2_fs_i.h')
| -rw-r--r-- | include/linux/jffs2_fs_i.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/jffs2_fs_i.h b/include/linux/jffs2_fs_i.h new file mode 100644 index 000000000000..6dbb1cce6646 --- /dev/null +++ b/include/linux/jffs2_fs_i.h @@ -0,0 +1,47 @@ +/* $Id: jffs2_fs_i.h,v 1.17 2004/11/11 23:51:27 dwmw2 Exp $ */ + +#ifndef _JFFS2_FS_I +#define _JFFS2_FS_I + +#include <linux/version.h> +#include <linux/rbtree.h> +#include <asm/semaphore.h> + +struct jffs2_inode_info { + /* We need an internal semaphore similar to inode->i_sem. + 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_sem + for the inode(s) which are already locked */ + struct semaphore 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; + + /* 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; +#if !defined (__ECOS) +#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,2) + struct inode vfs_inode; +#endif +#endif +}; + +#endif /* _JFFS2_FS_I */ |