linux-brain/arch/arc/kernel
Vineet Gupta 760884bcd3 ARCv2: support manual regfile save on interrupts
[ Upstream commit e494239a00 ]

There's a hardware bug which affects the HSDK platform, triggered by
micro-ops for auto-saving regfile on taken interrupt. The workaround is
to inhibit autosave.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2019-03-23 14:35:16 +01:00
..
.gitignore ARC: Add some .gitignore entries 2013-08-26 09:40:24 +05:30
Makefile ARC: Remove empty kernel/pcibios.c 2017-08-02 14:53:35 -05:00
arc_hostlink.c ARC: Hostlink Pseudo-Driver for Metaware Debugger 2013-02-15 23:16:10 +05:30
arcksyms.c ARC: export __udivdi3 for modules 2016-08-19 14:09:33 -07:00
asm-offsets.c ARCv2: [vdk] dts files and defconfig for HS38 VDK 2015-06-25 06:00:21 +05:30
ctx_sw.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/debug.h> 2017-03-02 08:42:34 +01:00
ctx_sw_asm.S ARC: dw2 unwind: enable cfi pseudo ops in string lib 2016-09-30 14:48:22 -07:00
devtree.c ARC: [plat-hsdk] initial port for HSDK board 2017-09-01 11:26:28 -07:00
disasm.c ARC: rename kconfig option for unaligned emulation 2014-10-13 14:46:15 +05:30
entry-arcv2.S ARCv2: support manual regfile save on interrupts 2019-03-23 14:35:16 +01:00
entry-compact.S ARC: typos fix in kernel/entry-compact.S 2017-08-28 15:17:36 -07:00
entry.S ARC: Re-enable MMU upon Machine Check exception 2017-09-01 11:29:05 -07:00
fpu.c ARC: Process-creation/scheduling/idle-loop 2013-02-11 20:00:38 +05:30
head.S ARC: U-boot: check arguments paranoidly 2019-02-27 10:08:07 +01:00
intc-arcv2.c ARCv2: support manual regfile save on interrupts 2019-03-23 14:35:16 +01:00
intc-compact.c ARCv2: SMP: Mask only private-per-core IRQ lines on boot at core intc 2017-08-28 16:11:15 -07:00
irq.c ARC: Enable machine_desc->init_per_cpu for !CONFIG_SMP 2018-08-24 13:09:03 +02:00
kgdb.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h> 2017-03-02 08:42:36 +01:00
kprobes.c Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial 2013-11-15 16:47:22 -08:00
mcip.c ARC: mcip: update MCIP debug mask when the new cpu came online 2018-05-30 07:52:07 +02:00
module.c ARC: module: Fix !CONFIG_ARC_DW2_UNWIND builds 2017-01-18 11:17:44 -08:00
perf_event.c arc: perf: Enable generic "cache-references" and "cache-misses" events 2016-09-30 14:48:18 -07:00
process.c ARC: clone syscall to setp r25 as thread pointer 2018-10-13 09:27:28 +02:00
ptrace.c ARCv2: ptrace: provide regset for accumulator/r30 regs 2017-05-03 11:21:31 -07:00
reset.c arc: export symbol for pm_power_off in reset.c 2013-11-06 10:41:44 +05:30
setup.c ARC: U-boot: check arguments paranoidly 2019-02-27 10:08:07 +01:00
signal.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/task_stack.h> 2017-03-02 08:42:36 +01:00
smp.c ARC: setup cpu possible mask according to possible-cpus dts property 2018-05-30 07:52:07 +02:00
stacktrace.c sched/headers: Prepare for new header dependencies before moving code to <linux/sched/debug.h> 2017-03-02 08:42:34 +01:00
sys.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
traps.c ARC: Show fault information passed to show_kernel_fault_diag() 2017-09-01 11:26:29 -07:00
troubleshoot.c mm: treewide: remove GFP_TEMPORARY allocation flag 2017-09-13 18:53:16 -07:00
unaligned.c ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup 2017-02-07 10:02:01 -08:00
unwind.c scripts/spelling.txt: add regsiter -> register spelling mistake 2017-05-08 17:15:13 -07:00
vmlinux.lds.S nmi_backtrace: generate one-line reports for idle cpus 2016-10-07 18:46:30 -07:00