On Wed, Jun 28, 2017 at 11:55:34AM -0700, Palmer Dabbelt wrote: > diff --git a/arch/riscv/include/asm/kprobes.h > b/arch/riscv/include/asm/kprobes.h > new file mode 100644 > index 000000000000..1190de7a0f74 > --- /dev/null > +++ b/arch/riscv/include/asm/kprobes.h > @@ -0,0 +1,22 @@ ... > +#ifdef CONFIG_KPROBES > +#error "RISC-V doesn't skpport CONFIG_KPROBES" > +#endif
I'm wondering where your fallback definition of e.g. NOKPROBE_SYMBOL
comes from then.
Could you just use the asm-generic one?
> diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c
> new file mode 100644
> index 000000000000..b13d3ea3bf79
> --- /dev/null
> +++ b/arch/riscv/kernel/process.c
> @@ -0,0 +1,131 @@
...
> +void show_regs(struct pt_regs *regs)
> +{
> + show_regs_print_info(KERN_DEFAULT);
> +
> + printk(KERN_CONT "sepc: " REG_FMT " ra : " REG_FMT " sp : " REG_FMT
> "\n",
> + regs->sepc, regs->ra, regs->sp);
I've noticed inconsistent use of pr_* and printk(KERN_* in this
patchset. Maybe now would be the best time to switch everything to pr_*.
> + /* Reset FPU context
> + * frm: round to nearest, ties to even (IEEE default)
> + * fflags: accrued exceptions cleared
> + */
Similarly lots of multiline comments which don't follow the standard
style in Documentation/process/coding-style.rst. Maybe now is the best
time to convert if you're going to.
Cheers
James
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