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| author | David Woodhouse <dwmw2@infradead.org> | 2008-05-01 21:47:17 +0400 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-05-01 21:47:17 +0400 |
| commit | 27c72b040c0be8f3704ed0b6b84c12cbba24a7e8 (patch) | |
| tree | 0b84847120e817465d517d21fa4653d958222567 /fs/jffs2/nodelist.h | |
| parent | 1b690b48786229571e590dd22fe01ecc22a8746b (diff) | |
| download | linux-27c72b040c0be8f3704ed0b6b84c12cbba24a7e8.tar.xz | |
[JFFS2] Track parent inode for directories (for NFS export)
To support NFS export, we need to know the parent inode of directories.
Rather than growing the jffs2_inode_cache structure, share space with
the nlink field -- which was always set to 1 for directories anyway.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/nodelist.h')
| -rw-r--r-- | fs/jffs2/nodelist.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h index 8219df6eb6d8..1750445556c3 100644 --- a/fs/jffs2/nodelist.h +++ b/fs/jffs2/nodelist.h @@ -177,7 +177,10 @@ struct jffs2_inode_cache { #ifdef CONFIG_JFFS2_FS_XATTR struct jffs2_xattr_ref *xref; #endif - int nlink; + uint32_t pino_nlink; /* Directories store parent inode + here; other inodes store nlink. + Zero always means that it's + completely unlinked. */ }; /* Inode states for 'state' above. We need the 'GC' state to prevent |