linux/arch/powerpc/mm
Anshuman Khandual 6cb4d9a287 mm/vma: introduce VM_ACCESS_FLAGS
There are many places where all basic VMA access flags (read, write,
exec) are initialized or checked against as a group.  One such example
is during page fault.  Existing vma_is_accessible() wrapper already
creates the notion of VMA accessibility as a group access permissions.

Hence lets just create VM_ACCESS_FLAGS (VM_READ|VM_WRITE|VM_EXEC) which
will not only reduce code duplication but also extend the VMA
accessibility concept in general.

Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Mark Salter <msalter@redhat.com>
Cc: Nick Hu <nickhu@andestech.com>
Cc: Ley Foon Tan <ley.foon.tan@intel.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Guan Xuetao <gxt@pku.edu.cn>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Rob Springer <rspringer@google.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Link: http://lkml.kernel.org/r/1583391014-8170-3-git-send-email-anshuman.khandual@arm.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-04-10 15:36:21 -07:00
..
book3s32 powerpc/32s: reorder Linux PTE bits to better match Hash PTE bits. 2020-03-25 12:09:27 +11:00
book3s64 mm/vma: introduce VM_ACCESS_FLAGS 2020-04-10 15:36:21 -07:00
kasan powerpc updates for 5.7 2020-04-05 11:12:59 -07:00
nohash powerpc/fsl_booke: Avoid creating duplicate tlb1 entry 2020-03-17 23:40:35 +11:00
ptdump powerpc/mm: ptdump: no need to check return value of debugfs_create functions 2020-03-04 22:44:25 +11:00
copro_fault.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 153 2019-05-30 11:26:32 -07:00
dma-noncoherent.c dma-mapping: drop the dev argument to arch_sync_dma_for_* 2019-11-20 20:31:38 +01:00
drmem.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
fault.c mm/vma: make vma_is_accessible() available for general use 2020-04-07 10:43:37 -07:00
highmem.c powerpc/highmem: Change BUG_ON() to WARN_ON() 2019-04-20 22:02:11 +10:00
hugetlbpage.c powerpc/hugetlb: Fix 512k hugepages on 8xx with 16k page size 2020-02-17 12:47:05 +11:00
init-common.c powerpc: introduce kernstart_virt_addr to store the kernel base 2019-11-13 19:27:32 +11:00
init_32.c powerpc: move memstart_addr and kernstart_addr to init-common.c 2019-11-13 19:27:28 +11:00
init_64.c Merge branch 'topic/kaslr-book3e32' into next 2019-11-14 19:23:33 +11:00
ioremap.c mm/memremap_pages: Introduce memremap_compat_align() 2020-02-20 16:58:55 -08:00
ioremap_32.c powerpc/ioremap: warn on early use of ioremap() 2019-11-19 19:38:38 +11:00
ioremap_64.c powerpc/ioremap: warn on early use of ioremap() 2019-11-19 19:38:38 +11:00
Makefile powerpc/mm: Move ioremap functions out of pgtable_32/64.c 2019-08-27 13:03:35 +10:00
mem.c Merge branch 'fixes' into next 2020-03-10 15:16:42 +11:00
mmap.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
mmu_context.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
mmu_decl.h powerpc/ptdump: don't entirely rebuild kernel when selecting CONFIG_PPC_DEBUG_WX 2020-01-23 21:31:11 +11:00
numa.c powerpc/numa: Remove late request for home node associativity 2020-03-04 22:44:31 +11:00
pgtable-frag.c mm: treewide: clarify pgtable_page_{ctor,dtor}() naming 2019-09-26 10:10:44 -07:00
pgtable.c powerpc updates for 5.3 2019-07-13 16:08:36 -07:00
pgtable_32.c powerpc/32: drop get_pteptr() 2020-02-26 10:34:41 +11:00
pgtable_64.c powerpc/mm: Move ioremap functions out of pgtable_32/64.c 2019-08-27 13:03:35 +10:00
slice.c powerpc/mm: Mark get_slice_psize() & slice_addr_is_low() as notrace 2019-12-23 21:12:51 +11:00