linux/arch
Thomas Gleixner bec8520dca x86/tsc: Detect random warps
If time warps can be observed then they should only ever be observed on one
CPU. If they are observed on both CPUs then the system is completely hosed.

Add a check for this condition and notify if it happens.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Link: http://lkml.kernel.org/r/20161119134017.574838461@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2016-11-29 19:23:15 +01:00
..
alpha Merge branch 'gup_flag-cleanups' 2016-10-19 08:39:47 -07:00
arc ARC fixes for 4.9-rc5 2016-11-11 16:51:50 -08:00
arm KVM/ARM updates for v4.9-rc4 2016-11-11 11:13:36 +01:00
arm64 ARM fixes. There are a couple pending x86 patches but they'll have to 2016-11-13 10:28:53 -08:00
avr32 Merge branch 'akpm' (patches from Andrew) 2016-10-07 21:38:00 -07:00
blackfin Merge branch 'gup_flag-cleanups' 2016-10-19 08:39:47 -07:00
c6x nmi_backtrace: generate one-line reports for idle cpus 2016-10-07 18:46:30 -07:00
cris cris/arch-v32: cryptocop: print a hex number after a 0x prefix 2016-10-27 18:43:43 -07:00
frv Merge branch 'work.uaccess2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-11 23:38:39 -07:00
h8300 h8300: fix syscall restarting 2016-10-27 18:43:42 -07:00
hexagon nmi_backtrace: generate one-line reports for idle cpus 2016-10-07 18:46:30 -07:00
ia64 Merge branch 'gup_flag-cleanups' 2016-10-19 08:39:47 -07:00
m32r mm: replace access_process_vm() write parameter with gup_flags 2016-10-19 08:31:25 -07:00
m68k Merge branch 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild 2016-10-14 14:26:58 -07:00
metag Metag architecture fixes for v4.9-rc1 2016-10-14 11:11:39 -07:00
microblaze Merge branch 'work.uaccess2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-11 23:38:39 -07:00
mips One NULL pointer dereference, and two fixes for regressions introduced 2016-11-04 13:08:05 -07:00
mn10300 Merge branch 'work.uaccess2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-11 23:38:39 -07:00
nios2 nios2: fix timer initcall return value 2016-11-11 08:45:08 -08:00
openrisc openrisc: Define __ro_after_init to avoid crash 2016-11-06 08:01:12 -08:00
parisc parisc: Ignore the pkey system calls for now 2016-11-02 23:07:14 +01:00
powerpc Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2016-10-29 20:33:20 -07:00
s390 Merge branch 'maybe-uninitialized' (patches from Arnd) 2016-11-11 10:03:01 -08:00
score Merge branch 'gup_flag-cleanups' 2016-10-19 08:39:47 -07:00
sh Minor changes to improve J2 support and match Kconfig expectations of 2016-10-19 11:21:06 -07:00
sparc sparc64: Handle extremely large kernel TLB range flushes more gracefully. 2016-10-27 09:11:05 -07:00
tile tile: use simpler API for random address requests 2016-10-11 15:06:32 -07:00
um nmi_backtrace: generate one-line reports for idle cpus 2016-10-07 18:46:30 -07:00
unicore32 unicore32: use simpler API for random address requests 2016-10-11 15:06:32 -07:00
x86 x86/tsc: Detect random warps 2016-11-29 19:23:15 +01:00
xtensa Merge branch 'work.uaccess2' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2016-10-11 23:38:39 -07:00
.gitignore
Kconfig This adds a new gcc plugin named "latent_entropy". It is designed to 2016-10-15 10:03:15 -07:00