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Add MAP_FIXED_NOREPLACE from Linux 4.17 to bits/mman.h.

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Linux 4.17 adds MAP_FIXED_NOREPLACE (value 0x100000 on most
architectures, 0x200000 on alpha).  This patch adds that macro to
glibc's bits/mman.h headers.

Tested for x86_64.

	* sysdeps/unix/sysv/linux/aarch64/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): New macro.
	* sysdeps/unix/sysv/linux/alpha/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/arm/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/hppa/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/m68k/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/microblaze/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/nios2/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/riscv/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/s390/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/sh/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
	* sysdeps/unix/sysv/linux/x86/bits/mman.h [__USE_MISC]
	(MAP_FIXED_NOREPLACE): Likewise.
This commit is contained in:
Joseph Myers 2018-06-05 11:04:46 +00:00
parent 0e0577c93f
commit bef1cbf4da
16 changed files with 61 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
ChangeLog
View File

@ -1,5 +1,36 @@
2018-06-05 Joseph Myers <joseph@codesourcery.com>
* sysdeps/unix/sysv/linux/aarch64/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): New macro.
* sysdeps/unix/sysv/linux/alpha/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/arm/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/hppa/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/ia64/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/m68k/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/microblaze/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/mips/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/nios2/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/powerpc/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/riscv/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/s390/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/sh/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/sparc/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/x86/bits/mman.h [__USE_MISC]
(MAP_FIXED_NOREPLACE): Likewise.
* sysdeps/unix/sysv/linux/syscall-names.list: Update kernel
version to 4.17.

2
sysdeps/unix/sysv/linux/aarch64/bits/mman.h
View File

@ -38,6 +38,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif

2
sysdeps/unix/sysv/linux/alpha/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_NONBLOCK 0x40000 /* Do not block on IO. */
# define MAP_STACK 0x80000 /* Allocation is for a stack. */
# define MAP_HUGETLB 0x100000 /* Create huge page mapping. */
# define MAP_FIXED_NOREPLACE 0x200000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Flags for `mlockall'. */

2
sysdeps/unix/sysv/linux/arm/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/hppa/bits/mman.h
View File

@ -62,6 +62,8 @@
# define MAP_NONBLOCK 0x20000 /* Do not block on IO */
# define MAP_STACK 0x40000 /* Create for process/thread stacks */
# define MAP_HUGETLB 0x80000 /* Create a huge page mapping */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Flags to "msync" */

2
sysdeps/unix/sysv/linux/ia64/bits/mman.h
View File

@ -37,6 +37,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/m68k/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/microblaze/bits/mman.h
View File

@ -38,6 +38,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/mips/bits/mman.h
View File

@ -34,6 +34,8 @@
# define MAP_NONBLOCK 0x20000 /* do not block on IO */
# define MAP_STACK 0x40000 /* Allocation is for a stack. */
# define MAP_HUGETLB 0x80000 /* Create huge page mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
#define __MAP_ANONYMOUS 0x0800

2
sysdeps/unix/sysv/linux/nios2/bits/mman.h
View File

@ -38,6 +38,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/powerpc/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
# define MAP_STACK 0x20000 /* Allocation is for a stack. */
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Flags for `mlockall'. */

2
sysdeps/unix/sysv/linux/riscv/bits/mman.h
View File

@ -32,6 +32,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/s390/bits/mman.h
View File

@ -37,6 +37,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/sh/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */

2
sysdeps/unix/sysv/linux/sparc/bits/mman.h
View File

@ -36,6 +36,8 @@
# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
# define MAP_STACK 0x20000 /* Allocation is for a stack. */
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Flags for `mlockall'. */

2
sysdeps/unix/sysv/linux/x86/bits/mman.h
View File

@ -41,6 +41,8 @@
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Include generic Linux declarations. */