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OpenCloudOS-Kernel
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Guo Ren 163e76cc6e
riscv: stack: Support HAVE_IRQ_EXIT_ON_IRQ_STACK 
Add independent irq stacks for percpu to prevent kernel stack overflows.
It is also compatible with VMAP_STACK by arch_alloc_vmap_stack.

Tested-by: Jisheng Zhang <jszhang@kernel.org>
Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Signed-off-by: Guo Ren <guoren@kernel.org>
Cc: Clément Léger <cleger@rivosinc.com>
Link: https://lore.kernel.org/r/20230614013018.2168426-2-guoren@kernel.org
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
 		2023-06-22 10:38:35 -07:00
..
alpha Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
arc Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
arm Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
arm64 Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
csky arch/csky patches for 6.4 2023-05-04 12:25:05 -07:00
hexagon Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
ia64 Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
loongarch Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
m68k Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
microblaze Kconfig: introduce HAS_IOPORT option and select it as necessary 2023-04-05 22:15:19 +02:00
mips Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
nios2 - Nick Piggin's "shoot lazy tlbs" series, to improve the peformance of 2023-04-27 19:42:02 -07:00
openrisc Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
parisc Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
powerpc Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
riscv riscv: stack: Support HAVE_IRQ_EXIT_ON_IRQ_STACK 2023-06-22 10:38:35 -07:00
s390 s390: remove the unneeded select GCC12_NO_ARRAY_BOUNDS 2023-05-05 18:56:23 -07:00
sh Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
sparc Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
um This pull request contains the following changes for UML: 2023-05-03 19:02:03 -07:00
x86 Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
xtensa Locking changes in v6.4: 2023-05-05 12:56:55 -07:00
.gitignore
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Kconfig lazy tlb: shoot lazies, non-refcounting lazy tlb mm reference handling scheme 2023-03-28 16:20:08 -07:00