From: Neal Liu <neal_liu@aspeedtech.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Joel Stanley <joel@jms.id.au>, Andrew Jeffery <andrew@aj.id.au>,
"David S . Miller" <davem@davemloft.net>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-aspeed@lists.ozlabs.org" <linux-aspeed@lists.ozlabs.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-crypto@vger.kernel.org" <linux-crypto@vger.kernel.org>
Subject: RE: [PATCH-next] crypto: aspeed: fix type warnings
Date: Thu, 2 Feb 2023 03:29:40 +0000 [thread overview]
Message-ID: <TY2PR06MB3213C9EDE5B9A07F63B5295880D69@TY2PR06MB3213.apcprd06.prod.outlook.com> (raw)
In-Reply-To: <Y9stLeguRuQVpbiD@gondor.apana.org.au>
> >
> > I cannot tell which way is better. Do you prefer to keep the iomem marker?
>
> The whole point of iomem is to prevent you from directly dereferencing that
> memory. So casting it away to remove the warning simply defeats its
> purpose.
>
> If you're worried about the overhead of readb perhaps you can look into
> readb_relaxed after considering the effects of the barriers.
>
Thanks for the information. I'll send next patch as you suggested.
-Neal
prev parent reply other threads:[~2023-02-02 3:29 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-02 2:56 Neal Liu
2023-02-02 3:09 ` Herbert Xu
2023-02-02 3:23 ` Neal Liu
2023-02-02 3:25 ` Herbert Xu
2023-02-02 3:29 ` Neal Liu [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=TY2PR06MB3213C9EDE5B9A07F63B5295880D69@TY2PR06MB3213.apcprd06.prod.outlook.com \
--to=neal_liu@aspeedtech.com \
--cc=andrew@aj.id.au \
--cc=davem@davemloft.net \
--cc=herbert@gondor.apana.org.au \
--cc=joel@jms.id.au \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-aspeed@lists.ozlabs.org \
--cc=linux-crypto@vger.kernel.org \
--cc=linux-kernel@vger.kernel.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
all inboxes | Powered by JetHome®