From: Cyril Hrubis <chrubis@suse.cz>
To: Alejandro Colomar <alx.manpages@gmail.com>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
libc-alpha@sourceware.org,
"linux-api@vger.kernel.org" <linux-api@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
David Laight <David.Laight@aculab.com>,
Zack Weinberg <zack@owlfolio.org>,
"ltp@lists.linux.it" <ltp@lists.linux.it>,
David Howells <dhowells@redhat.com>
Subject: Re: Ping: [PATCH] uapi: Make __{u,s}64 match {u,}int64_t in userspace
Date: Fri, 17 Jun 2022 17:04:12 +0200 [thread overview]
Message-ID: <YqyX7E954/b+yKS3@yuki> (raw)
In-Reply-To: <fe7c52f9-5ff3-95a5-2692-20f81d6decf7@gmail.com>
Hi!
> >>> I could be persuaded otherwise with an example of a program for which
> >>> changing __s64 from 'long long' to 'long' would break *binary* backward
> >>> compatibility, or similarly for __u64.
> >>
> >> C++ could break.
> >
> > Thinking of this again we can detect C++ as well so it can be safely
> > enabled just for C with:
> >
> > #if !defined(__KERNEL__) && !defined(__cplusplus) && __BITSPERLONG == 64
> > # include <asm-generic/int-l64.h>
> > #else
> > # include <asm-generic/int-ll64.h>
> > #endif
> >
>
> I'm very interested in seeing this merged, as that would allow
> simplifying the man-pages by removing unnecessary kernel details such as
> u64[1]. How is the state of this patch?
I guess that it stalled because I haven't posted it as an actual patch,
I should do so to get this back on a track.
--
Cyril Hrubis
chrubis@suse.cz
WARNING: multiple messages have this Message-ID (diff)
From: Cyril Hrubis <chrubis@suse.cz>
To: Alejandro Colomar <alx.manpages@gmail.com>
Cc: "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>,
libc-alpha@sourceware.org,
"linux-api@vger.kernel.org" <linux-api@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
David Howells <dhowells@redhat.com>,
David Laight <David.Laight@aculab.com>,
Zack Weinberg <zack@owlfolio.org>,
"ltp@lists.linux.it" <ltp@lists.linux.it>
Subject: Re: [LTP] Ping: [PATCH] uapi: Make __{u, s}64 match {u, }int64_t in userspace
Date: Fri, 17 Jun 2022 17:04:12 +0200 [thread overview]
Message-ID: <YqyX7E954/b+yKS3@yuki> (raw)
In-Reply-To: <fe7c52f9-5ff3-95a5-2692-20f81d6decf7@gmail.com>
Hi!
> >>> I could be persuaded otherwise with an example of a program for which
> >>> changing __s64 from 'long long' to 'long' would break *binary* backward
> >>> compatibility, or similarly for __u64.
> >>
> >> C++ could break.
> >
> > Thinking of this again we can detect C++ as well so it can be safely
> > enabled just for C with:
> >
> > #if !defined(__KERNEL__) && !defined(__cplusplus) && __BITSPERLONG == 64
> > # include <asm-generic/int-l64.h>
> > #else
> > # include <asm-generic/int-ll64.h>
> > #endif
> >
>
> I'm very interested in seeing this merged, as that would allow
> simplifying the man-pages by removing unnecessary kernel details such as
> u64[1]. How is the state of this patch?
I guess that it stalled because I haven't posted it as an actual patch,
I should do so to get this back on a track.
--
Cyril Hrubis
chrubis@suse.cz
--
Mailing list info: https://lists.linux.it/listinfo/ltp
next prev parent reply other threads:[~2022-06-17 15:02 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-22 16:43 [PATCH] uapi: Make __{u,s}64 match {u,}int64_t in userspace Cyril Hrubis
2021-11-22 16:43 ` [LTP] " Cyril Hrubis
2021-11-22 16:51 ` Alejandro Colomar (mailing lists)
2021-11-22 16:51 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Alejandro Colomar (mailing lists)
2021-11-22 20:48 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Arnd Bergmann
2021-11-22 20:48 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Arnd Bergmann
2021-11-23 9:14 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Cyril Hrubis
2021-11-23 9:14 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Cyril Hrubis
2021-11-23 14:18 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Arnd Bergmann
2021-11-23 14:18 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Arnd Bergmann
2021-11-23 19:50 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Florian Weimer
2021-11-23 19:50 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Florian Weimer
2021-11-24 10:17 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Alejandro Colomar (man-pages)
2021-11-24 10:17 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Alejandro Colomar (man-pages)
2021-11-22 22:19 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Zack Weinberg
2021-11-22 22:19 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Zack Weinberg
2021-11-23 9:15 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Cyril Hrubis
2021-11-23 9:15 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Cyril Hrubis
2021-12-02 15:34 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Rich Felker
2021-12-02 15:34 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Rich Felker
2021-12-02 23:29 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Rich Felker
2021-12-02 23:29 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Rich Felker
2021-12-02 23:43 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Adhemerval Zanella
2021-12-02 23:43 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Adhemerval Zanella
2021-12-03 0:10 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Zack Weinberg
2021-12-03 0:10 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Zack Weinberg
2021-12-03 12:32 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Adhemerval Zanella
2021-12-03 12:32 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Adhemerval Zanella
2021-12-03 12:54 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Alejandro Colomar (man-pages)
2021-12-03 12:54 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Alejandro Colomar (man-pages)
2021-11-23 16:47 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " David Howells
2021-11-23 16:47 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " David Howells
2021-11-23 16:58 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " David Laight
2021-11-23 16:58 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " David Laight
2021-11-29 11:58 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Cyril Hrubis
2021-11-29 11:58 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Cyril Hrubis
2021-11-29 14:34 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Arnd Bergmann
2021-11-29 14:34 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Arnd Bergmann
2021-12-02 14:55 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Zack Weinberg
2021-12-02 14:55 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Zack Weinberg
2021-12-02 15:01 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " David Howells
2021-12-02 15:01 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " David Howells
2021-12-02 20:48 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Zack Weinberg
2021-12-02 20:48 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Zack Weinberg
2021-12-08 15:33 ` [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Cyril Hrubis
2021-12-08 15:33 ` [LTP] [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Cyril Hrubis
2022-06-17 12:13 ` Ping: [PATCH] uapi: Make __{u,s}64 match {u,}int64_t " Alejandro Colomar
2022-06-17 12:13 ` [LTP] Ping: [PATCH] uapi: Make __{u, s}64 match {u, }int64_t " Alejandro Colomar
2022-06-17 15:04 ` Cyril Hrubis [this message]
2022-06-17 15:04 ` Cyril Hrubis
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