All of lore.kernel.org
 help / color / mirror / Atom feed
From: Florian Weimer <fw@deneb.enyo.de>
To: Nicholas Piggin <npiggin@gmail.com>
Cc: Rich Felker <dalias@libc.org>,
	"libc-alpha@sourceware.org" <libc-alpha@sourceware.org>,
	musl@lists.openwall.com, David Laight <David.Laight@ACULAB.COM>,
	Adhemerval Zanella <adhemerval.zanella@linaro.org>,
	"libc-dev@lists.llvm.org" <libc-dev@lists.llvm.org>,
	"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>
Subject: Re: [musl] Re: Powerpc Linux 'scv' system call ABI proposal take 2
Date: Wed, 22 Apr 2020 10:11:49 +0200	[thread overview]
Message-ID: <87imhslz22.fsf@mid.deneb.enyo.de> (raw)
In-Reply-To: <1587540390.vde84z8edw.astroid@bobo.none> (Nicholas Piggin's message of "Wed, 22 Apr 2020 17:31:07 +1000")

* Nicholas Piggin:

> So I would be disinclined to use SIGSYS unless there are no other better 
> signal types, and we don't want to use SIGILL for some good reason -- is 
> there a good reason to add complexity for userspace by differentiating 
> these two situations?

No, SIGILL seems fine to me.  scv 0 and scv 1 could well be considered
different instructions eventually (with different mnemonics).

      reply	other threads:[~2020-04-22  8:13 UTC|newest]

Thread overview: 62+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-15 21:45 Powerpc Linux 'scv' system call ABI proposal take 2 Nicholas Piggin
2020-04-15 22:55 ` [musl] " Rich Felker
2020-04-16  0:16   ` Nicholas Piggin
2020-04-16  0:48     ` Rich Felker
2020-04-16  2:24       ` Nicholas Piggin
2020-04-16  2:35         ` Rich Felker
2020-04-16  2:53           ` Nicholas Piggin
2020-04-16  3:03             ` Rich Felker
2020-04-16  3:41               ` Nicholas Piggin
2020-04-16 20:18             ` Florian Weimer
2020-04-16  9:58     ` Szabolcs Nagy
2020-04-20  0:27       ` Nicholas Piggin
2020-04-20  1:29         ` Rich Felker
2020-04-20  2:08           ` Nicholas Piggin
2020-04-20 21:17             ` Szabolcs Nagy
2020-04-21  9:57               ` Florian Weimer
2020-04-16 15:21     ` Jeffrey Walton
2020-04-16 15:40       ` Rich Felker
2020-04-16  4:48   ` Florian Weimer
2020-04-16 15:35     ` Rich Felker
2020-04-16 16:42       ` Florian Weimer
2020-04-16 16:52         ` Rich Felker
2020-04-16 18:12           ` Florian Weimer
2020-04-16 23:02             ` Segher Boessenkool
2020-04-17  0:34               ` Rich Felker
2020-04-17  1:48                 ` Segher Boessenkool
2020-04-17  8:34                   ` Florian Weimer
2020-04-16 14:16   ` Adhemerval Zanella
2020-04-16 15:37     ` Rich Felker
2020-04-16 17:50       ` Adhemerval Zanella
2020-04-16 17:59         ` Rich Felker
2020-04-16 18:18           ` Adhemerval Zanella
2020-04-16 18:31             ` Rich Felker
2020-04-16 18:44               ` Rich Felker
2020-04-16 18:52               ` Adhemerval Zanella
2020-04-20  0:46                 ` Nicholas Piggin
2020-04-20  1:10               ` Nicholas Piggin
2020-04-20  1:34                 ` Rich Felker
2020-04-20  2:32                   ` Nicholas Piggin
2020-04-20  4:09                     ` Rich Felker
2020-04-20  4:31                       ` Nicholas Piggin
2020-04-20 17:27                         ` Rich Felker
2020-04-22  6:18                           ` Nicholas Piggin
2020-04-22  6:29                             ` Nicholas Piggin
2020-04-23  2:36                             ` Rich Felker
2020-04-23 12:13                               ` Adhemerval Zanella
2020-04-23 16:18                                 ` Rich Felker
2020-04-23 16:35                                   ` Adhemerval Zanella
2020-04-23 16:43                                     ` Rich Felker
2020-04-23 17:15                                       ` Adhemerval Zanella
2020-04-23 17:42                                         ` Rich Felker
2020-04-25  3:40                                           ` Nicholas Piggin
2020-04-25  4:52                                             ` Rich Felker
2020-04-25  3:30                               ` Nicholas Piggin
2020-04-21 12:28                 ` David Laight
2020-04-21 14:39                   ` Rich Felker
2020-04-21 15:00                     ` Adhemerval Zanella
2020-04-21 15:31                       ` David Laight
2020-04-22  6:54                       ` Nicholas Piggin
2020-04-22  7:15                         ` [musl] " Florian Weimer
2020-04-22  7:31                           ` Nicholas Piggin
2020-04-22  8:11                             ` Florian Weimer [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=87imhslz22.fsf@mid.deneb.enyo.de \
    --to=fw@deneb.enyo.de \
    --cc=David.Laight@ACULAB.COM \
    --cc=adhemerval.zanella@linaro.org \
    --cc=dalias@libc.org \
    --cc=libc-alpha@sourceware.org \
    --cc=libc-dev@lists.llvm.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=musl@lists.openwall.com \
    --cc=npiggin@gmail.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.