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43b287b3f4
linux/arch/x86
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Ingo Molnar 43b287b3f4 x86/fpu: Add debugging checks to all copy_kernel_to_*() functions 
Copying from in-kernel FPU context buffers to FPU registers are
never supposed to fault.

Add debugging checks to copy_kernel_to_fxregs() and copy_kernel_to_fregs()
to double check this assumption.

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Bobby Powers <bobbypowers@gmail.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-05-27 14:11:28 +02:00
..
boot * Avoid garbage names in efivarfs due to buggy firmware by zero'ing 2015-05-06 08:30:24 +02:00
configs x86/build/defconfig: Enable USB_EHCI_TT_NEWSCHED=y 2015-02-19 02:21:14 +01:00
crypto x86/fpu, crypto: Fix AVX2 feature tests 2015-05-22 10:58:45 +02:00
ia32 x86/fpu: Split out fpu/signal.h from fpu/internal.h for signal frame handling functions 2015-05-19 15:48:05 +02:00
include x86/fpu: Add debugging checks to all copy_kernel_to_*() functions 2015-05-27 14:11:28 +02:00
kernel x86/fpu: Add debugging check to fpu__restore() 2015-05-27 14:11:27 +02:00
kvm Linux 4.1-rc5 2015-05-25 09:39:19 +02:00
lguest x86/fpu: Rename i387.h to fpu/api.h 2015-05-19 15:47:30 +02:00
lib x86/fpu: Rename i387.h to fpu/api.h 2015-05-19 15:47:30 +02:00
math-emu x86/fpu: Harmonize FPU register state types 2015-05-19 15:48:09 +02:00
mm x86/fpu: Harmonize FPU register state types 2015-05-19 15:48:09 +02:00
net x86: bpf_jit: fix FROM_BE16 and FROM_LE16/32 instructions 2015-05-12 23:13:08 -04:00
oprofile x86/asm/entry: Change all 'user_mode_vm()' calls to 'user_mode()' 2015-03-23 11:14:17 +01:00
pci x86/PCI/ACPI: Make all resources except [io 0xcf8-0xcff] available on PCI bus 2015-04-30 22:17:34 +02:00
platform TTY/Serial patches for 4.1-rc1 2015-04-21 09:33:10 -07:00
power x86/fpu: Move various internal function prototypes to fpu/internal.h 2015-05-19 15:47:48 +02:00
purgatory Merge branches 'x86-build-for-linus', 'x86-cleanups-for-linus' and 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2014-12-10 12:35:46 -08:00
realmode Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 2015-02-16 14:58:12 -08:00
syscalls xen: features and fixes for 4.1-rc0 2015-04-16 14:01:03 -05:00
tools x86, build: replace Perl script with Shell script 2015-01-26 13:37:18 -08:00
um Merge branch 'exec_domain_rip_v2' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/misc 2015-04-15 13:53:55 -07:00
vdso x86/vdso: Fix 'make bzImage' on older distros 2015-05-11 10:25:02 +02:00
video
xen x86/fpu: Simplify fpu__cpu_init() 2015-05-19 15:47:44 +02:00
.gitignore
Kbuild
Kconfig Initial ACPI support for arm64: 2015-04-24 08:23:45 -07:00
Kconfig.cpu
Kconfig.debug x86/fpu: Add CONFIG_X86_DEBUG_FPU=y FPU debugging code 2015-05-19 15:48:12 +02:00
Makefile kbuild: use relative path more to include Makefile 2015-04-02 16:42:08 +02:00
Makefile_32.cpu
Makefile.um kbuild: use relative path more to include Makefile 2015-04-02 16:42:08 +02:00