Update.

2003-03-03  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/syscalls.list: Add remap_file_pages entry.
	* misc/sys/mman.h: Add prototype for remap_file_pages.
	* sysdeps/generic/remap_file_pages.c: New file.

	* sysdeps/unix/sysv/linux/x86_64/bits/mman.h: Define MAP_POPULATE
	and MAP_NONBLOCK.
	* sysdeps/unix/sysv/linux/s390/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/mman.h: Likewise
	* sysdeps/unix/sysv/linux/m68k/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/arm/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/hppa/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/mman.h: Likewise.
	* sysdeps/unix/sysv/linux/i386/bits/mman.h: Likewise.

	* sysdeps/unix/clock_settime.c (HANDLE_REALTIME): Add missing brace.

10 files changed, 85 insertions, 50 deletions

diff --git a/sysdeps/unix/sysv/linux/alpha/bits/mman.h b/sysdeps/unix/sysv/linux/alpha/bits/mman.h
index 77b595a0e5..918043917b 100644
--- a/sysdeps/unix/sysv/linux/alpha/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/alpha/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/Alpha version.
-   Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -60,11 +60,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	  0x1000	/* Stack-like segment.  */
-# define MAP_DENYWRITE	  0x2000	/* ETXTBSY */
-# define MAP_EXECUTABLE	  0x4000	/* Mark it as an executable.  */
-# define MAP_LOCKED	  0x8000	/* Lock the mapping.  */
+# define MAP_GROWSDOWN	  0x01000	/* Stack-like segment.  */
+# define MAP_DENYWRITE	  0x02000	/* ETXTBSY */
+# define MAP_EXECUTABLE	  0x04000	/* Mark it as an executable.  */
+# define MAP_LOCKED	  0x08000	/* Lock the mapping.  */
 # define MAP_NORESERVE	  0x10000	/* Don't check for reservations.  */
+# define MAP_POPULATE	  0x20000	/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	  0x40000	/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/arm/bits/mman.h b/sysdeps/unix/sysv/linux/arm/bits/mman.h
index 715e0f04c9..c6d475b4de 100644
--- a/sysdeps/unix/sysv/linux/arm/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/arm/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/ARM version.
-   Copyright (C) 1997, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2000, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -52,11 +52,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x2000		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x4000		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x02000		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
index 78c0171fae..40db9f9b90 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
@@ -1,4 +1,21 @@
-/* Definitions for POSIX memory map interface.  Insert rest of disclaimer here */
+/* Definitions for POSIX memory map interface.  Linux/HPPA version.
+   Copyright (C) 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #ifndef _SYS_MMAN_H
 # error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
@@ -22,6 +39,8 @@
 #define MAP_LOCKED	0x2000		/* pages are locked */
 #define MAP_NORESERVE	0x4000		/* don't check for reservations */
 #define MAP_GROWSDOWN	0x8000		/* stack-like segment */
+#define MAP_POPULATE	0x10000		/* populate (prefault) pagetables */
+#define MAP_NONBLOCK	0x20000		/* do not block on IO */
 
 #define MS_SYNC		1		/* synchronous memory sync */
 #define MS_ASYNC	2		/* sync memory asynchronously */
@@ -58,4 +77,3 @@
 #ifdef __USE_GNU
 # define MREMAP_MAYMOVE 1
 #endif
-
diff --git a/sysdeps/unix/sysv/linux/i386/bits/mman.h b/sysdeps/unix/sysv/linux/i386/bits/mman.h
index 0778afbb54..c270a16b3b 100644
--- a/sysdeps/unix/sysv/linux/i386/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/i386/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/i386 version.
-   Copyright (C) 1997, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2000, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -52,11 +52,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x2000		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x4000		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x02000		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/ia64/bits/mman.h b/sysdeps/unix/sysv/linux/ia64/bits/mman.h
index 1ff28663f2..15d3e115c1 100644
--- a/sysdeps/unix/sysv/linux/ia64/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/ia64/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/ia64 version.
-   Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -52,12 +52,14 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	  0x0100	/* Stack-like segment.  */
-# define MAP_GROWSUP	  0x0200	/* Register stack-like segment */
-# define MAP_DENYWRITE	  0x0800	/* ETXTBSY */
-# define MAP_EXECUTABLE	  0x1000	/* Mark it as an executable.  */
-# define MAP_LOCKED	  0x2000	/* Lock the mapping.  */
-# define MAP_NORESERVE	  0x4000	/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	  0x00100	/* Stack-like segment.  */
+# define MAP_GROWSUP	  0x00200	/* Register stack-like segment */
+# define MAP_DENYWRITE	  0x00800	/* ETXTBSY */
+# define MAP_EXECUTABLE	  0x01000	/* Mark it as an executable.  */
+# define MAP_LOCKED	  0x02000	/* Lock the mapping.  */
+# define MAP_NORESERVE	  0x04000	/* Don't check for reservations.  */
+# define MAP_POPULATE	  0x08000	/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	  0x10000	/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/m68k/bits/mman.h b/sysdeps/unix/sysv/linux/m68k/bits/mman.h
index 5c49fc8987..350ea95bf9 100644
--- a/sysdeps/unix/sysv/linux/m68k/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/m68k/bits/mman.h
@@ -52,11 +52,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x2000		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x4000		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x02000		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/mman.h b/sysdeps/unix/sysv/linux/powerpc/bits/mman.h
index 72c24132cf..c07982ec74 100644
--- a/sysdeps/unix/sysv/linux/powerpc/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/PowerPC version.
-   Copyright (C) 1997, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1997, 2000, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -52,11 +52,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x0080		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x0040		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x00080		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x00040		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/s390/bits/mman.h b/sysdeps/unix/sysv/linux/s390/bits/mman.h
index 35a8d18428..fd52e0706d 100644
--- a/sysdeps/unix/sysv/linux/s390/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/s390/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/s390 version.
-   Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -52,12 +52,14 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_GROWSUP	0x0200		/* Register stack-like segment */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x2000		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x4000		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_GROWSUP	0x00200		/* Register stack-like segment */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x02000		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index e629a6ca1d..60e9900cc8 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -48,6 +48,7 @@ prctl		EXTRA	prctl		i:iiiii	__prctl		prctl
 putpmsg		-	putpmsg		i:ippii	putpmsg
 query_module	EXTRA	query_module	i:sipip	query_module
 quotactl	EXTRA	quotactl	i:isip	quotactl
+remap_file_pages -	remap_file_pages i:piiii	__remap_file_pages remap_file_pages
 sched_getaffinity -	sched_getaffinity	i:iip	sched_getaffinity
 sched_getp	-	sched_getparam	i:ip	__sched_getparam	sched_getparam
 sched_gets	-	sched_getscheduler	i:i	__sched_getscheduler	sched_getscheduler
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
index 34b985fa9f..ae7319140a 100644
--- a/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/x86_64/bits/mman.h
@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/x86_64 version.
-   Copyright (C) 2001 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -53,11 +53,13 @@
 
 /* These are Linux-specific.  */
 #ifdef __USE_MISC
-# define MAP_GROWSDOWN	0x0100		/* Stack-like segment.  */
-# define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-# define MAP_EXECUTABLE	0x1000		/* Mark it as an executable.  */
-# define MAP_LOCKED	0x2000		/* Lock the mapping.  */
-# define MAP_NORESERVE	0x4000		/* Don't check for reservations.  */
+# define MAP_GROWSDOWN	0x00100		/* Stack-like segment.  */
+# define MAP_DENYWRITE	0x00800		/* ETXTBSY */
+# define MAP_EXECUTABLE	0x01000		/* Mark it as an executable.  */
+# define MAP_LOCKED	0x02000		/* Lock the mapping.  */
+# define MAP_NORESERVE	0x04000		/* Don't check for reservations.  */
+# define MAP_POPULATE	0x08000		/* Populate (prefault) pagetables.  */
+# define MAP_NONBLOCK	0x10000		/* Do not block on IO.  */
 #endif
 
 /* Flags to `msync'.  */