[JFFS2] Don't count all 'very dirty' blocks except in debug mode

[~andy/linux] / fs / jffs2 / write.c

diff --git a/fs/jffs2/write.c b/fs/jffs2/write.c
index bc6185933664b68e76694de35ed1df68c6408699..664c164aa67c19bef7583ce6fa7014cc715ffef5 100644 (file)
--- a/fs/jffs2/write.c
+++ b/fs/jffs2/write.c
@@ -566,6 +566,9 @@ int jffs2_do_unlink(struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f,
                struct jffs2_full_dirent **prev = &dir_f->dents;
                uint32_t nhash = full_name_hash(name, namelen);
 
+               /* We don't actually want to reserve any space, but we do
+                  want to be holding the alloc_sem when we write to flash */
+               down(&c->alloc_sem);
                down(&dir_f->sem);
 
                while ((*prev) && (*prev)->nhash <= nhash) {