netdev - Re: [v1 PATCH 9/10] rhashtable: Allow GFP

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Message-ID: <20150322080209.GB2856@gondor.apana.org.au>
Date:	Sun, 22 Mar 2015 19:02:10 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	"David S. Miller" <davem@...emloft.net>,
	Thomas Graf <tgraf@...g.ch>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Patrick McHardy <kaber@...sh.net>,
	Josh Triplett <josh@...htriplett.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	netdev@...r.kernel.org
Subject: Re: [v1 PATCH 9/10] rhashtable: Allow GFP_ATOMIC bucket table
 allocation

On Sun, Mar 22, 2015 at 06:53:52PM +1100, Herbert Xu wrote:
.
>  	size = sizeof(*tbl) + nbuckets * sizeof(tbl->buckets[0]);
> -	if (size <= (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER))
> -		tbl = kzalloc(size, GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY);
> +	if (size <= (PAGE_SIZE << PAGE_ALLOC_COSTLY_ORDER) ||
> +	    gfp != GFP_KERNEL)
> +		tbl = kzalloc(size, gfp | __GFP_NOWARN | __GFP_NORETRY);
>  	if (tbl == NULL)
>  		tbl = vzalloc(size);

Oops, this will still attempt vzalloc.  I will send a v2.
-- 
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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