Re: [PATCH 2/3] rhashtable-test: retry insert operations in threads

From: Herbert Xu
Date: Tue Sep 01 2015 - 09:50:33 EST


On Tue, Sep 01, 2015 at 03:43:11PM +0200, Phil Sutter wrote:
>
> Hmm. Since memory allocation is first tried with GFP_ATOMIC set and upon
> failure retried in background, this seems like a situation which might
> happen during normal use. If that already indicates a severe problem,
> why retry in background at all?

It should be tried in the background first at 70% and only when
that fails would we hit the 100% case and then we will try it
with GFP_ATOMIC. If that fails then the insertion will fail.

Cheers,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/