netdev - Re: [PATCH 4/4] rhashtable: Add parent argument to mutex_is

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Date:	Thu, 13 Nov 2014 18:38:34 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Thomas Graf <tgraf@...g.ch>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 4/4] rhashtable: Add parent argument to mutex_is_held

On Thu, Nov 13, 2014 at 10:37:23AM +0000, Thomas Graf wrote:
> On 11/13/14 at 06:11pm, Herbert Xu wrote:
> > Currently mutex_is_held can only test locks in the that are global
> > since it takes no arguments.  This prevents rhashtable from being
> > used in places where locks are lock, e.g., per-namespace locks.
> > 
> > This patch adds a parent field to mutex_is_held and rhashtable_params
> > so that local locks can be used (and tested).
> > 
> > Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>
> 
> Could you fix the documentation of rhashtable_init() as well?
> 
> [...]
>  * struct rhashtable_params params = {
>  *      .head_offset = offsetof(struct test_obj, node),
>  *      .key_offset = offsetof(struct test_obj, key),
>  *      .key_len = sizeof(int),
>  *      .hashfn = arch_fast_hash,
>  *      .mutex_is_held = &my_mutex_is_held,
>  * };
> [...]

Sorry I missed that.  Will do.

Thanks,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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