Re: [PATCH v1] cifs: simplify SWN code with dummy funcs instead of ifdefs

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On Thu, 2021-03-18 at 18:55 +0100, Aurélien Aptel wrote:
> From: Aurelien Aptel <aaptel@xxxxxxxx>
> 
> This commit doesn't change the logic of SWN.
> 
> Add dummy implementation of SWN functions when SWN is disabled instead
> of using ifdef sections.
> 
> The dummy functions get optimized out, this leads to clearer code and
> compile time type-checking regardless of config options with no
> runtime penalty.
> 
> Leave the simple ifdefs section as-is.
> 
> A single bitfield (bool foo:1) on its own will use up one int. Move
> tcon->use_witness out of ifdefs with the other tcon bitfields.
> 
> Signed-off-by: Aurelien Aptel <aaptel@xxxxxxxx>

Thanks Aurelien, it LGTM.

Reviewed-by: Samuel Cabrero <scabrero@xxxxxxx>

-- 
Samuel Cabrero / SUSE Labs Samba Team
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scabrero@xxxxxxxx
scabrero@xxxxxxx




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