On Thu, Aug 17, 2017 at 04:15:00PM +0900, Masami Hiramatsu wrote:
> Cleanup in_exception_text() using memory_contains() and
> move it in asm/sections.h from asm/trap.h because
> section symbols and memory_contains() are defined in
> asm/sections.h.
>
> Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
> ---
> arch/arm/include/asm/sections.h | 17 +++++++++++++++++
> arch/arm/include/asm/traps.h | 22 +---------------------
> 2 files changed, 18 insertions(+), 21 deletions(-)
>
> diff --git a/arch/arm/include/asm/sections.h b/arch/arm/include/asm/sections.h
> index 803bbf2b20b8..76791cfc7619 100644
> --- a/arch/arm/include/asm/sections.h
> +++ b/arch/arm/include/asm/sections.h
> @@ -4,5 +4,22 @@
> #include <asm-generic/sections.h>
>
> extern char _exiprom[];
> +extern char __exception_text_start[], __exception_text_end[];
> +
> +/**
> + * in_exception_text - check if an address is in exception_text or
> + * irqentry_text
> + * @addr: virtual address to be checked
> + *
> + * Returns: true if the address specified by @addr is in the exception_text or
> + * irqentry_text, false otherwise.
> + */
> +static inline bool in_exception_text(unsigned long addr)
> +{
> + return memory_contains(__exception_text_start, __exception_text_end,
> + (void *)addr, 0) ||
> + memory_contains(__irqentry_text_start, __irqentry_text_end,
> + (void *)addr, 0);
Patch looks buggy - where is __irqentry_text_start and __irqentry_text_end
declared?
--
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