DPDK patches and discussions
 help / color / mirror / Atom feed
From: Stephen Hemminger <stephen@networkplumber.org>
To: Tyler Retzlaff <roretzla@linux.microsoft.com>
Cc: Qi Zhang <qi.z.zhang@intel.com>, beilei.xing@intel.com, dev@dpdk.org
Subject: Re: [PATCH] common/idpf: remove unnecessary compile option
Date: Mon, 24 Apr 2023 10:41:46 -0700	[thread overview]
Message-ID: <20230424104146.3d7eedec@hermes.local> (raw)
In-Reply-To: <20230424172919.GA23909@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net>

On Mon, 24 Apr 2023 10:29:19 -0700
Tyler Retzlaff <roretzla@linux.microsoft.com> wrote:

> On Mon, Apr 24, 2023 at 09:23:48AM -0700, Stephen Hemminger wrote:
> > On Mon, 24 Apr 2023 18:47:00 -0400
> > Qi Zhang <qi.z.zhang@intel.com> wrote:
> >   
> > > Remove compile option "__KERNEL" which should not be considered in
> > > DPDK. Also only #include <rte_xxx> in idpf_osdep.h.
> > > 
> > > Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>  
> > 
> > This will cause some warnings in DPDK build depending on compiler
> > version and flags.  You need to leave the fallthrough comment or
> > use one of the other fallthrough annotations.  
> 
> if there are variations of annotating fallthrough i would not object to
> a macro for it being exposed from rte_common.h
> 
> full disclosure it would let me use the equivalent that are provided
> with windows and windows toolchains.

Yes having something like __rte_fallthrough would help.
Wouldn't help code that is trying to always work in kernel, DPDK or other places.

Both Gcc and clang use statement attributes and C++ has [[fallthrough]]

https://gcc.gnu.org/onlinedocs/gcc/Statement-Attributes.html
https://clang.llvm.org/docs/AttributeReference.html#fallthrough

  reply	other threads:[~2023-04-24 17:41 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-24 22:47 Qi Zhang
2023-04-24 16:23 ` Stephen Hemminger
2023-04-24 17:29   ` Tyler Retzlaff
2023-04-24 17:41     ` Stephen Hemminger [this message]
2023-04-26  7:12   ` Zhang, Qi Z
2023-04-26 15:38 ` [PATCH v2] " Qi Zhang
2023-04-27  9:36   ` Xing, Beilei
2023-04-27  9:53     ` Zhang, Qi Z

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=20230424104146.3d7eedec@hermes.local \
    --to=stephen@networkplumber.org \
    --cc=beilei.xing@intel.com \
    --cc=dev@dpdk.org \
    --cc=qi.z.zhang@intel.com \
    --cc=roretzla@linux.microsoft.com \
    /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).