linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Herbert Xu <herbert@gondor.apana.org.au>
To: Li Yang <leoyang.li@nxp.com>
Cc: "linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] soc: fsl: Remove bogus packed attributes from qman.h
Date: Wed, 2 Sep 2020 11:34:08 +1000	[thread overview]
Message-ID: <20200902013408.GA5012@gondor.apana.org.au> (raw)
In-Reply-To: <CADRPPNTt5dCX1pRUp5OenZBuMNJcN+k8jMVmUo5qw5g0VLZ4hQ@mail.gmail.com>

On Tue, Sep 01, 2020 at 04:40:16PM -0500, Li Yang wrote:
>
> Looks like the CAAM driver and dependent QBMAN driver doesn't support
> COMPILE_TEST yet.  Are you trying to add the support for it?

Yes.

> I think this is a valid concern that if the parent structure doesn't
> meet certain alignment requirements, the alignment for the
> sub-structure cannot be guaranteed.  If we just remove the __packed
> attribute from the parent structure, the compiler could try to add
> padding in the parent structure to fulfill the alignment requirements
> of the sub structure which is not good.  I think the following changes
> are a better fix for the warnings:

This works for me.  Thanks!
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt

      reply	other threads:[~2020-09-02  1:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-30 12:52 [PATCH] soc: fsl: Remove bogus packed attributes from qman.h Herbert Xu
2020-09-01  0:33 ` Herbert Xu
2020-09-01  1:50 ` Leo Li
2020-09-01  1:56   ` Herbert Xu
2020-09-01 21:40     ` Li Yang
2020-09-02  1:34       ` Herbert Xu [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200902013408.GA5012@gondor.apana.org.au \
    --to=herbert@gondor.apana.org.au \
    --cc=leoyang.li@nxp.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).