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From: Alejandro Colomar <alx.manpages@gmail.com>
To: Cyril Hrubis <chrubis@suse.cz>
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: Ping: [PATCH] uapi: Make __{u,s}64 match {u,}int64_t in userspace
Date: Fri, 17 Jun 2022 14:13:12 +0200	[thread overview]
Message-ID: <fe7c52f9-5ff3-95a5-2692-20f81d6decf7@gmail.com> (raw)
In-Reply-To: <YbDQW6uakG3XD8jV@yuki>

Hi Cyril,

On 12/8/21 16:33, Cyril Hrubis wrote:
> 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?

Cheers,

Alex


[1]: 
<https://lore.kernel.org/linux-man/20210423230609.13519-1-alx.manpages@gmail.com/T/#u>

-- 
Alejandro Colomar
<http://www.alejandro-colomar.es/>

  reply	other threads:[~2022-06-17 12:13 UTC|newest]

Thread overview: 25+ 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 16:51 ` Alejandro Colomar (mailing lists)
2021-11-22 20:48 ` Arnd Bergmann
2021-11-23  9:14   ` Cyril Hrubis
2021-11-23 14:18     ` Arnd Bergmann
2021-11-23 19:50     ` Florian Weimer
2021-11-24 10:17       ` Alejandro Colomar (man-pages)
2021-11-22 22:19 ` Zack Weinberg
2021-11-23  9:15   ` Cyril Hrubis
2021-12-02 15:34   ` Rich Felker
2021-12-02 23:29     ` Rich Felker
2021-12-02 23:43       ` Adhemerval Zanella
2021-12-03  0:10         ` Zack Weinberg
2021-12-03 12:32           ` Adhemerval Zanella
2021-12-03 12:54             ` Alejandro Colomar (man-pages)
2021-11-23 16:47 ` David Howells
2021-11-23 16:58   ` David Laight
2021-11-29 11:58     ` Cyril Hrubis
2021-11-29 14:34       ` Arnd Bergmann
2021-12-02 14:55         ` Zack Weinberg
2021-12-02 15:01         ` David Howells
2021-12-02 20:48           ` Zack Weinberg
2021-12-08 15:33           ` Cyril Hrubis
2022-06-17 12:13             ` Alejandro Colomar [this message]
2022-06-17 15:04               ` Ping: " Cyril Hrubis

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