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8e620b0476
linux/arch/arm64/include/asm
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Catalin Marinas 8e620b0476 arm64: Distinguish between user and kernel XN bits 
On AArch64, the meaning of the XN bit has changed to UXN (user). The PXN
(privileged) bit must be set to prevent kernel execution. Without the
PXN bit set, the CPU may speculatively access device memory. This patch
ensures that all the mappings that the kernel must not execute from
(including user mappings) have the PXN bit set.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
2012-11-16 15:50:25 +00:00
..
arm_generic.h arm64: Generic timers support 2012-09-17 13:42:20 +01:00
asm-offsets.h arm64: Assembly macros and definitions 2012-09-17 10:24:44 +01:00
assembler.h arm64: Assembly macros and definitions 2012-09-17 10:24:44 +01:00
atomic.h arm64: Atomic operations 2012-09-17 13:42:02 +01:00
barrier.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
bitops.h arm64: Miscellaneous library functions 2012-09-17 13:42:18 +01:00
cache.h arm64: Cache maintenance routines 2012-09-17 13:42:00 +01:00
cacheflush.h arm64: Cache maintenance routines 2012-09-17 13:42:00 +01:00
cachetype.h arm64: Cache maintenance routines 2012-09-17 13:42:00 +01:00
cmpxchg.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
compat.h compat: move compat_siginfo_t definition to asm/compat.h 2012-10-06 03:05:16 +09:00
compiler.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
cputable.h arm64: CPU support 2012-09-17 13:41:59 +01:00
cputype.h arm64: CPU support 2012-09-17 13:41:59 +01:00
debug-monitors.h arm64: Debugging support 2012-09-17 13:42:14 +01:00
device.h arm64: Device specific operations 2012-09-17 13:42:04 +01:00
dma-mapping.h arm64: DMA mapping API 2012-09-17 13:42:05 +01:00
elf.h arm64: elf: fix core dumping definitions for GP and FP registers 2012-11-08 16:06:20 +00:00
exception.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
exec.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
fb.h arm64: Device specific operations 2012-09-17 13:42:04 +01:00
fpsimd.h arm64: elf: fix core dumping definitions for GP and FP registers 2012-11-08 16:06:20 +00:00
futex.h arm64: Atomic operations 2012-09-17 13:42:02 +01:00
hardirq.h arm64: SMP support 2012-09-17 13:42:06 +01:00
hw_breakpoint.h arm64: Debugging support 2012-09-17 13:42:14 +01:00
hwcap.h UAPI: (Scripted) Disintegrate arch/arm64/include/asm 2012-10-11 11:05:13 +01:00
io.h arm64: Distinguish between user and kernel XN bits 2012-11-16 15:50:25 +00:00
irq.h arm64: IRQ handling 2012-09-17 13:42:02 +01:00
irqflags.h arm64: IRQ handling 2012-09-17 13:42:02 +01:00
Kbuild arm64: fix alignment padding in assembly code 2012-10-20 11:12:01 +01:00
linkage.h arm64: fix alignment padding in assembly code 2012-10-20 11:12:01 +01:00
memblock.h arm64: MMU initialisation 2012-09-17 13:41:56 +01:00
memory.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
mmu_context.h arm64: Process management 2012-09-17 13:41:58 +01:00
mmu.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
module.h arm64: Loadable modules 2012-09-17 13:42:19 +01:00
page.h arm64: MMU fault handling and page table management 2012-09-17 13:41:57 +01:00
perf_event.h arm64: Performance counters support 2012-09-17 13:42:17 +01:00
pgalloc.h arm64: MMU fault handling and page table management 2012-09-17 13:41:57 +01:00
pgtable-2level-hwdef.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
pgtable-2level-types.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
pgtable-3level-hwdef.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
pgtable-3level-types.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
pgtable-hwdef.h arm64: Distinguish between user and kernel XN bits 2012-11-16 15:50:25 +00:00
pgtable.h arm64: Distinguish between user and kernel XN bits 2012-11-16 15:50:25 +00:00
pmu.h arm64: Performance counters support 2012-09-17 13:42:17 +01:00
proc-fns.h arm64: CPU support 2012-09-17 13:41:59 +01:00
processor.h arm64: mm: fix booting on systems with no memory below 4GB 2012-11-08 16:06:21 +00:00
prom.h arm64: Build infrastructure 2012-09-17 13:42:21 +01:00
ptrace.h UAPI: (Scripted) Disintegrate arch/arm64/include/asm 2012-10-11 11:05:13 +01:00
shmparam.h arm64: ELF definitions 2012-09-17 13:42:07 +01:00
sigcontext.h UAPI: (Scripted) Disintegrate arch/arm64/include/asm 2012-10-11 11:05:13 +01:00
signal32.h arm64: 32-bit (compat) applications support 2012-09-17 13:42:12 +01:00
smp.h arm64: SMP support 2012-09-17 13:42:06 +01:00
sparsemem.h arm64: MMU definitions 2012-09-17 13:41:56 +01:00
spinlock_types.h arm64: SMP support 2012-09-17 13:42:06 +01:00
spinlock.h arm64: SMP support 2012-09-17 13:42:06 +01:00
stacktrace.h arm64: Exception handling 2012-09-17 10:24:46 +01:00
stat.h UAPI: (Scripted) Disintegrate arch/arm64/include/asm 2012-10-11 11:05:13 +01:00
syscall.h arm64: Miscellaneous library functions 2012-09-17 13:42:18 +01:00
syscalls.h arm64: System calls handling 2012-09-17 13:42:08 +01:00
system_misc.h arm64: Miscellaneous header files 2012-09-17 13:42:21 +01:00
thread_info.h arm64: Process management 2012-09-17 13:41:58 +01:00
timex.h arm64: Generic timers support 2012-09-17 13:42:20 +01:00
tlb.h arm64: TLB maintenance functionality 2012-09-17 13:42:01 +01:00
tlbflush.h arm64: TLB maintenance functionality 2012-09-17 13:42:01 +01:00
traps.h arm64: Exception handling 2012-09-17 10:24:46 +01:00
uaccess.h arm64: User access library functions 2012-09-17 13:42:11 +01:00
ucontext.h arm64: Signal handling support 2012-09-17 13:42:10 +01:00
unistd32.h arm64: Do not include asm/unistd32.h in asm/unistd.h 2012-10-11 10:39:08 +01:00
unistd.h arm64: compat: select CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION 2012-11-08 16:06:20 +00:00
vdso_datapage.h arm64: VDSO support 2012-09-17 13:42:09 +01:00
vdso.h arm64: VDSO support 2012-09-17 13:42:09 +01:00