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Date:   Wed, 29 Nov 2017 11:28:23 +0100
From:   Greg KH <>
To:     "Luis R. Rodriguez" <>
Subject: Re: [PATCH v2 16/23] test_firmware: enable custom fallback testing
 on limited kernel configs

On Mon, Nov 20, 2017 at 10:24:02AM -0800, Luis R. Rodriguez wrote:
> When a kernel is not built with:
> We don't currently enable testing For kernels that
> still enable the fallback mechanism, its possible to use the async
> request firmware API call request_firmware_nowait() using the custom
> interface to use the fallback mechanism, so we should be able to test
> this but we currently cannot.
> We can enable testing without CONFIG_HAS_FW_LOADER_USER_HELPER_FALLBACK=y
> by relying on /proc/config.gz (CONFIG_IKCONFIG_PROC), if present. If you
> don't have this we'll have no option but to rely on old heuristics for now.
> Signed-off-by: Luis R. Rodriguez <>

I've applied the patches up to here in this series.


greg k-h

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