Re: [tip:sched/core] sched: Pull up the might_sleep() check intocond_resched()

[Peter Zijlstra]

On Mon, 2009-07-20 at 04:12 -0400, Frederic Weisbecker wrote:

> Hm, I can read that in fs/dcache.c:512
> 
> /* dentry->d_lock was dropped in prune_one_dentry() */
> cond_resched_lock(&dcache_lock);

dentry->d_lock != dcache_lock

> Isn't it a mususe of cond_resched_lock() ?
> In this case, dcache.c should be fixed.

Both sites look good wrt locking. So there's something else fishy.

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