dean gaudet writes:
> also, for order > 7, was the real intention to use a shift of
> (order*2)&31?
No, the whole thing is buggered. How stupid, my fault.
It was the 64-bit platform fascist at work :-)
How does this work for you (against 2.4.x)?
--- fs/dcache.c.~1~ Tue Feb 6 23:00:58 2001
+++ fs/dcache.c Thu Feb 8 00:09:10 2001
@@ -696,7 +696,8 @@
static inline struct list_head * d_hash(struct dentry * parent, unsigned long hash)
{
hash += (unsigned long) parent / L1_CACHE_BYTES;
- hash = hash ^ (hash >> D_HASHBITS) ^ (hash >> D_HASHBITS*2);
+ hash = hash ^ (hash >> D_HASHBITS) ^
+ (hash >> (D_HASHBITS+(D_HASHBITS/2)));
return dentry_hashtable + (hash & D_HASHMASK);
}
-
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