1
linux/arch/x86
Suresh Siddha 55ca3cc174 x86_64, ftrace: Make ftrace use kernel identity mapping to modify code
On x86_64, kernel text mappings are mapped read-only with
CONFIG_DEBUG_RODATA. So use the kernel identity mapping instead
of the kernel text mapping to modify the kernel text.

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Tested-by: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <20091029024821.080941108@sbs-t61.sc.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-11-02 17:16:36 +01:00
..
boot x86, boot: Simplify setting of the PAE bit 2009-10-24 11:06:38 +02:00
configs tracing: Rename FTRACE_SYSCALLS for tracepoints 2009-08-26 00:17:35 +02:00
crypto Merge branch 'x86-cpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-09-14 07:57:32 -07:00
ia32 x86: Don't leak 64-bit kernel register values to 32-bit processes 2009-10-01 11:24:26 +02:00
include/asm x86, cpa: Fix kernel text RO checks in static_protection() 2009-11-02 17:16:35 +01:00
kernel x86_64, ftrace: Make ftrace use kernel identity mapping to modify code 2009-11-02 17:16:36 +01:00
kvm KVM: add support for change_pte mmu notifiers 2009-10-04 17:04:53 +02:00
lguest lguest: move panic notifier registration to its expected place. 2009-09-23 22:26:44 +09:30
lib x86: Don't generate cmpxchg8b_emu if CONFIG_X86_CMPXCHG64=y 2009-10-01 08:42:24 +02:00
math-emu
mm x86_64, ftrace: Make ftrace use kernel identity mapping to modify code 2009-11-02 17:16:36 +01:00
oprofile perf: Do the big rename: Performance Counters -> Performance Events 2009-09-21 14:28:04 +02:00
pci const: mark struct vm_struct_operations 2009-09-27 11:39:25 -07:00
power x86: Remove final bits of CONFIG_X86_OLD_MCE 2009-09-18 08:31:23 +02:00
vdso kbuild: rename ld-option to cc-ldoption 2009-09-20 12:27:42 +02:00
video
xen const: constify remaining file_operations 2009-10-01 16:11:11 -07:00
Kbuild
Kconfig x86, SLUB: Remove unused CONFIG FAST_CMPXCHG_LOCAL 2009-10-01 10:59:08 +02:00
Kconfig.cpu x86: Optimize cmpxchg64() at build-time some more 2009-10-01 08:01:08 +02:00
Kconfig.debug kmemcheck: make kconfig accessible for other architectures 2009-06-15 15:49:17 +02:00
Makefile kbuild: use INSTALLKERNEL to select customized installkernel script 2009-09-20 12:18:14 +02:00
Makefile_32.cpu x86: add specific support for Intel Atom architecture 2009-08-23 11:20:02 +02:00