Messages in this thread | | | Date | Thu, 8 Feb 2001 16:36:15 -0800 (PST) | From | dean gaudet <> | Subject | Re: dentry cache order 7 is broken |
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that appears to do it :)
-dean
On Thu, 8 Feb 2001, David S. Miller wrote:
> > 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); > } > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/ >
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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