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[JFFS2] Track parent inode for directories (for NFS export)

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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>
This commit is contained in:
David Woodhouse
2008-05-01 18:47:17 +01:00
parent 1b690b4878
commit 27c72b040c
12 changed files with 70 additions and 42 deletions
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2
fs/jffs2/nodemgmt.c
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@ -709,7 +709,7 @@ void jffs2_mark_node_obsolete(struct jffs2_sb_info *c, struct jffs2_raw_node_ref
break;
#endif
default:
if (ic->nodes == (void *)ic && ic->nlink == 0)
if (ic->nodes == (void *)ic && ic->pino_nlink == 0)
jffs2_del_ino_cache(c, ic);
break;
}