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Re: Add SHM_HUGETLB, SHM_NORESERVE to bits/shm.h

From: "Dmitry V. Levin" <ldv at altlinux dot org>
To: libc-alpha at sourceware dot org
Date: Fri, 17 Nov 2017 00:32:34 +0300
Subject: Re: Add SHM_HUGETLB, SHM_NORESERVE to bits/shm.h
Authentication-results: sourceware.org; auth=none
References: <alpine.DEB.2.20.1711162113380.14274@digraph.polyomino.org.uk>

On Thu, Nov 16, 2017 at 09:14:04PM +0000, Joseph Myers wrote:
> Linux 4.14 adds SHM_HUGETLB and SHM_NORESERVE to
> include/uapi/linux/shm.h.  (These macros previously existed in the
> kernel, but in the non-UAPI header.)  This patch adds them to
> bits/shm.h accordingly.
> 
> Tested for x86_64, and with build-many-glibcs.py.
> 
> 2017-11-16  Joseph Myers  <joseph@codesourcery.com>
> 
> 	* sysdeps/unix/sysv/linux/bits/shm.h (SHM_HUGETLB): New macro.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/alpha/bits/shm.h (SHM_HUGETLB):
> 	Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/arm/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/generic/bits/shm.h (SHM_HUGETLB):
> 	Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/hppa/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/ia64/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/mips/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/powerpc/bits/shm.h (SHM_HUGETLB):
> 	Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/s390/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/sh/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/sparc/bits/shm.h (SHM_HUGETLB):
> 	Likewise.
> 	(SHM_NORESERVE): Likewise.
> 	* sysdeps/unix/sysv/linux/x86/bits/shm.h (SHM_HUGETLB): Likewise.
> 	(SHM_NORESERVE): Likewise.

They are already there (in __USE_MISC section).


-- 
ldv

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References:
- Add SHM_HUGETLB, SHM_NORESERVE to bits/shm.h
  - From: Joseph Myers

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