[SCM] GNU Mach branch, master, updated. d088a062c1dcbd5047a6bf41ccb2cb1da2c78060

[Samuel Thibault]

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- Log -----------------------------------------------------------------
commit d088a062c1dcbd5047a6bf41ccb2cb1da2c78060
Author: Samuel Thibault <address@hidden>
Date:   Sat Nov 28 17:37:54 2009 +0100

    Add memory object proxies
    
    Memory object proxies permit to replicate objects with different parameters,
    like reduced privileged, different offset, etc.  They are e.g. essential for
    properly managing memory access permissions.
    
    2005-06-06  Marcus Brinkmann  <address@hidden>
    
        * include/mach/mach4.defs: Add memory_object_create_proxy
        interface.
        * Makefile.in (vm-cfiles): Add memory_object_proxy.c.
        * i386/include/mach/i386/vm_types.h (vm_offset_array_t): New type.
        * include/mach/memory_object.h (memory_object_array_t): New type.
        * vm/memory_object_proxy.c: New file.
        * kern/ipc_kobject.h: New macro IKOT_PAGER_PROXY.  Bump up macros
        IKOT_UNKNOWN and IKOT_MAX_TYPE.
        * kern/ipc_kobject.c (ipc_kobject_notify): Call
        memory_object_proxy_notify for IKOT_PAGER_PROXY.
        * vm/vm_init.c (vm_mem_init): Call memory_object_proxy_init.
        * vm/vm_user.c (vm_map): Implement support for proxy memory
        objects.

-----------------------------------------------------------------------

Summary of changes:
 Makefrag.am                       |    1 +
 i386/include/mach/i386/vm_types.h |    1 +
 include/mach/mach4.defs           |   30 ++++++++++++++++++++++++++++++
 include/mach/memory_object.h      |    3 +++
 kern/ipc_kobject.c                |    3 +++
 kern/ipc_kobject.h                |    5 +++--
 vm/vm_init.c                      |    1 +
 vm/vm_user.c                      |   23 ++++++++++++++++++++++-
 8 files changed, 64 insertions(+), 3 deletions(-)


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