riscv: stack: Fixup independent irq stack for CONFIG_FRAME_POINTER=n
The independent irq stack uses s0 to save & restore sp, but s0 would be corrupted when CONFIG_FRAME_POINTER=n. So add s0 in the clobber list to fix the problem. Fixes: 163e76cc ("riscv: stack: Support HAVE_IRQ_EXIT_ON_IRQ_STACK") Cc: stable@vger.kernel.org Reported-by:Zhangjin Wu <falcon@tinylab.org> Signed-off-by:
Guo Ren <guoren@linux.alibaba.com> Signed-off-by:
Guo Ren <guoren@kernel.org> Tested-by:
Drew Fustini <dfustini@baylibre.com> Link: https://lore.kernel.org/r/20230716001506.3506041-2-guoren@kernel.org Signed-off-by:
Palmer Dabbelt <palmer@rivosinc.com>
parent
79bc3f85
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