[SCM] GNU Mach branch, master, updated. v1.8-78-g31a3c83

[Samuel Thibault]

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- Log -----------------------------------------------------------------
commit 31a3c83057fa5b563aa480e31ab975ceaed9abff
Author: Samuel Thibault <address@hidden>
Date:   Wed Dec 5 22:40:00 2018 +0100

    io_perm: Rename macro to better name
    
    * i386/i386/io_perm.c (IS_IN_PROTECTED_RANGE): Rename to
    CONTAINS_PCI_CFG.

commit 2e85ea08a32706d7787fa7ec0e9873a49b1e52b8
Author: Damien Zammit <address@hidden>
Date:   Fri Nov 9 22:17:46 2018 -0500

    Restrict access to PCI cfg io ports to one process
    
    * i386/i386/io_perm.c (PCI_CFG1_START, PCI_CFG1_END, PCI_CFG2_START,
    PCI_CFG2_END, IS_IN_PROTECTED_RANGE): New macros.
    (taken_pci_cfg): New variable.
    (io_perm_deallocate): New function.
    (i386_io_perm_create): Return KERN_PROTECTION_FAILURE if requested port
    range contains PCI config registers and that is already taken. Set
    taken_pci_cfg to true when taking them.
    * i386/i386/io_perm.h (io_perm_deallocate): New declaration.
    * i386/include/mach/i386/mach_i386.defs (io_perm_t): Add
    io_perm_deallocate destructor.

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

Summary of changes:
 i386/i386/io_perm.c                   | 27 ++++++++++++++++++++++-----
 i386/i386/io_perm.h                   |  2 --
 i386/include/mach/i386/mach_i386.defs |  2 --
 3 files changed, 22 insertions(+), 9 deletions(-)


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