Re: mmap problem in localedef

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On 2017-04-01, at 3:10 PM, Aaro Koskinen wrote:

> Hi,
> 
> On Sat, Apr 01, 2017 at 08:41:05PM +0200, Rolf Eike Beer wrote:
>> Aaro Koskinen wrote:
>>> On Mon, Dec 05, 2016 at 06:50:57PM -0500, John David Anglin wrote:
>>>> On 2016-12-05, at 4:17 PM, John David Anglin wrote:
>>>>> I'll post the current Debian patch set for hppa tonight and maybe we can
>>>>> consolidate.
>>> 
>>> [...]
>>> 
>>>> We still have a change to SHMLBA which affects non standard page sizes.
>>> 
>>> FWIW, this is the one (local-shmlba.diff) that is needed to get localedef
>>> working on PA-RISC. I just tested with glibc 2.25 and Linux 4.10 with 4 KB
>>> page size.
>> 
>> Missing attachment?
> 
> It was attached to Dave's original mail. Inlined below:
> 
> Index: eglibc-2.18/sysdeps/unix/sysv/linux/hppa/bits/shm.h
> ===================================================================
> --- eglibc-2.18.orig/sysdeps/unix/sysv/linux/hppa/bits/shm.h	2013-01-09 19:28:48.000000000 -0500
> +++ eglibc-2.18/sysdeps/unix/sysv/linux/hppa/bits/shm.h	2014-04-09 21:08:06.516202583 -0400
> @@ -36,7 +36,7 @@
> #define SHM_UNLOCK	12		/* unlock segment (root only) */
> 
> /* Segment low boundary address multiple.  */
> -#define SHMLBA 0x00400000		/* address needs to be 4 Mb aligned */
> +#define SHMLBA		(__getpagesize ())
> 
> /* Type to count number of attaches.  */
> typedef unsigned long int shmatt_t;

This patch goes back to the following discussion:
https://patchwork.kernel.org/patch/3933841/

As far as I can tell, it was not submitted to the glibc list, nor is there a bug report regarding localedef.

Dave
--
John David Anglin	dave.anglin@xxxxxxxx



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