* AARCH64: Use <bits/mman-linux.h>
@ 2013-03-07 12:39 Andreas Jaeger
2013-03-07 14:01 ` Marcus Shawcroft
0 siblings, 1 reply; 2+ messages in thread
From: Andreas Jaeger @ 2013-03-07 12:39 UTC (permalink / raw)
To: libc-ports
I missed aarch64 in my patch set, here's the patch to use <bits/mman-linux.h>.
Ok to install?
Andreas
2013-03-07 Andreas Jaeger <aj@suse.de>
* ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h: Remove all defines
provided by bits/mman-linux.h and include <bits/mman-linux.h>.
diff --git a/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h b/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h
index 67c563c..770607b 100644
--- a/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h
+++ b/ports/sysdeps/unix/sysv/linux/aarch64/bits/mman.h
@@ -25,38 +25,8 @@
/* The following definitions basically come from the kernel headers.
But the kernel header is not namespace clean. */
-
-/* Protections are chosen from these bits, OR'd together. The
- implementation does not necessarily support PROT_EXEC or PROT_WRITE
- without PROT_READ. The only guarantees are that no writing will be
- allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */
-
-#define PROT_READ 0x1 /* Page can be read. */
-#define PROT_WRITE 0x2 /* Page can be written. */
-#define PROT_EXEC 0x4 /* Page can be executed. */
-#define PROT_NONE 0x0 /* Page can not be accessed. */
-#define PROT_GROWSDOWN 0x01000000 /* Extend change to start of
- growsdown vma (mprotect only). */
-#define PROT_GROWSUP 0x02000000 /* Extend change to start of
- growsup vma (mprotect only). */
-
-/* Sharing types (must choose one and only one of these). */
-#define MAP_SHARED 0x01 /* Share changes. */
-#define MAP_PRIVATE 0x02 /* Changes are private. */
-#ifdef __USE_MISC
-# define MAP_TYPE 0x0f /* Mask for type of mapping. */
-#endif
-
-/* Other flags. */
-#define MAP_FIXED 0x10 /* Interpret addr exactly. */
-#ifdef __USE_MISC
-# define MAP_FILE 0
-# define MAP_ANONYMOUS 0x20 /* Don't use a file. */
-# define MAP_ANON MAP_ANONYMOUS
-#endif
-
-#ifdef __USE_MISC
/* These are Linux-specific. */
+#ifdef __USE_MISC
# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
# define MAP_DENYWRITE 0x00800 /* ETXTBSY */
# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
@@ -68,47 +38,7 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
#endif
-/* Flags to `msync'. */
-#define MS_ASYNC 1 /* Sync memory asynchronously. */
-#define MS_SYNC 4 /* Synchronous memory sync. */
-#define MS_INVALIDATE 2 /* Invalidate the caches. */
-
-/* Flags for `mlockall'. */
-#define MCL_CURRENT 1 /* Lock all currently mapped pages. */
-#define MCL_FUTURE 2 /* Lock all additions to address
- space. */
-/* Flags for `mremap'. */
-#ifdef __USE_GNU
-# define MREMAP_MAYMOVE 1
-# define MREMAP_FIXED 2
-#endif
-
-/* Advice to `madvise'. */
-#ifdef __USE_BSD
-# define MADV_NORMAL 0 /* No further special treatment. */
-# define MADV_RANDOM 1 /* Expect random page references. */
-# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */
-# define MADV_WILLNEED 3 /* Will need these pages. */
-# define MADV_DONTNEED 4 /* Don't need these pages. */
-# define MADV_REMOVE 9 /* Remove these pages and resources. */
-# define MADV_DONTFORK 10 /* Do not inherit across fork. */
-# define MADV_DOFORK 11 /* Do inherit across fork. */
-# define MADV_MERGEABLE 12 /* KSM may merge identical pages. */
-# define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages. */
-# define MADV_HUGEPAGE 14 /* Worth backing with hugepages. */
-# define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages. */
-# define MADV_DONTDUMP 16 /* Explicity exclude from the core dump,
- overrides the coredump filter bits. */
-# define MADV_DODUMP 17 /* Clear the MADV_DONTDUMP flag. */
-# define MADV_HWPOISON 100 /* Poison a page for testing. */
-#endif
-/* The POSIX people had to invent similar names for the same things. */
-#ifdef __USE_XOPEN2K
-# define POSIX_MADV_NORMAL 0 /* No further special treatment. */
-# define POSIX_MADV_RANDOM 1 /* Expect random page references. */
-# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */
-# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */
-# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */
-#endif
+/* Include generic Linux declarations. */
+#include <bits/mman-linux.h>
--
Andreas Jaeger aj@{suse.com,opensuse.org} Twitter/Identica: jaegerandi
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Jeff Hawn,Jennifer Guild,Felix Imendörffer,HRB16746 (AG Nürnberg)
GPG fingerprint = 93A3 365E CE47 B889 DF7F FED1 389A 563C C272 A126
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: AARCH64: Use <bits/mman-linux.h>
2013-03-07 12:39 AARCH64: Use <bits/mman-linux.h> Andreas Jaeger
@ 2013-03-07 14:01 ` Marcus Shawcroft
0 siblings, 0 replies; 2+ messages in thread
From: Marcus Shawcroft @ 2013-03-07 14:01 UTC (permalink / raw)
To: Andreas Jaeger; +Cc: libc-ports
On 7 March 2013 12:38, Andreas Jaeger <aj@suse.com> wrote:
> I missed aarch64 in my patch set, here's the patch to use <bits/mman-linux.h>.
>
> Ok to install?
Looks OK to me. Thank you!
Cheers
/Marcus
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2013-03-07 14:01 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2013-03-07 12:39 AARCH64: Use <bits/mman-linux.h> Andreas Jaeger
2013-03-07 14:01 ` Marcus Shawcroft
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).