linux-kernel - Re: [PATCH] TC: Delete an error message for a failed memory allocation in tc_bus_add

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Message-ID: <b553c094-238a-663b-a374-a7075feb9f4b@users.sourceforge.net>
Date:   Mon, 11 Dec 2017 14:38:52 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     "Maciej W. Rozycki" <macro@...ux-mips.org>,
        linux-mips@...ux-mips.org
Cc:     Joe Perches <joe@...ches.com>,
        Ralf Bächle <ralf@...ux-mips.org>,
        LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] TC: Delete an error message for a failed memory
 allocation in tc_bus_add_devices()

>  However I would indeed prefer that a commit description is at least 
> exhaustive enough for such a dumb reviewer as I am to understand what is 
> going on right away.

I can follow your desire in principle.


> So please make it say at least:
> 
> "Remove an extraneous message that duplicates the diagnostic already 
> provided by `kzalloc' for a memory allocation failure in this function."

How much clarification can such a wording bring to the software situation
if the desired data structures might be still unclear for “the diagnostic”?


> or suchlike in v2 for me to apply a Reviewed-by: tag.

Are you interested in a safe description for a default Linux allocation
failure report?

How do you think about corresponding reference documentation
(besides source code)?

Regards,
Markus