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linux-next/arch
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Peter Zijlstra ef882bfef9 x86/int3: Avoid atomic instrumentation 
Use arch_atomic_*() and __READ_ONCE() to ensure nothing untoward
creeps in and ruins things.

That is; this is the INT3 text poke handler, strictly limit the code
that runs in it, lest it inadvertenly hits yet another INT3.

Reported-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com>
Acked-by: Andy Lutomirski <luto@kernel.org>
Link: https://lkml.kernel.org/r/20200505135313.517429268@linutronix.de
2020-06-11 15:14:53 +02:00
..
alpha
mmap locking API: convert mmap_sem API comments
2020-06-09 09:39:14 -07:00
arc
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
arm
Merge branch 'rwonce/rework' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux
2020-06-10 14:46:54 -07:00
arm64
locking/atomics: Flip fallbacks and instrumentation
2020-06-11 08:03:24 +02:00
c6x
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
csky
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
h8300
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
hexagon
mmap locking API: use coccinelle to convert mmap_sem rwsem call sites
2020-06-09 09:39:14 -07:00
ia64
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
m68k
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
microblaze
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
mips
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
nds32
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
nios2
mmap locking API: convert mmap_sem API comments
2020-06-09 09:39:14 -07:00
openrisc
mmap locking API: convert mmap_sem API comments
2020-06-09 09:39:14 -07:00
parisc
maccess: always use strict semantics for probe_kernel_read
2020-06-09 09:39:15 -07:00
powerpc
arch/powerpc/mm/pgtable.c: another missed conversion
2020-06-10 14:44:46 -07:00
riscv
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
s390
mmap locking API: convert mmap_sem comments
2020-06-09 09:39:14 -07:00
sh
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
sparc
arch/sparc/mm/srmmu.c: fix build
2020-06-10 10:35:28 -07:00
um
This pull request contains the following changes for UML:
2020-06-10 13:25:40 -07:00
unicore32
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00
x86
x86/int3: Avoid atomic instrumentation
2020-06-11 15:14:53 +02:00
xtensa
mmap locking API: convert mmap_sem API comments
2020-06-09 09:39:14 -07:00
.gitignore
.gitignore: add SPDX License Identifier
2020-03-25 11:50:48 +01:00
Kconfig
This time around we have 4 lines of diff in the core framework, removing a
2020-06-10 11:42:19 -07:00