Hi Kefeng,
On 18/05/2020 17:40, Kefeng Wang wrote:
>
> On 2020/5/18 22:09, Daniel Lezcano wrote:
>> On 13/05/2020 23:14, Palmer Dabbelt wrote:
>>> On Sun, 10 May 2020 19:20:00 PDT (-0700), wangkefeng.w...@huawei.com
>>> wrote:
>>>> ERROR: modpost: "riscv_time_val" [crypto/tcrypt.ko] undefined!
>>>>
>>>> Reported-by: Hulk Robot <hul...@huawei.com>
>>>> Signed-off-by: Kefeng Wang <wangkefeng.w...@huawei.com>
>>>> ---
>>>> drivers/clocksource/timer-riscv.c | 1 +
>>>> 1 file changed, 1 insertion(+)
>>>>
>>>> diff --git a/drivers/clocksource/timer-riscv.c
>>>> b/drivers/clocksource/timer-riscv.c
>>>> index c4f15c4068c0..071b8c144027 100644
>>>> --- a/drivers/clocksource/timer-riscv.c
>>>> +++ b/drivers/clocksource/timer-riscv.c
>>>> @@ -19,6 +19,7 @@
>>>>
>>>> u64 __iomem *riscv_time_cmp;
>>>> u64 __iomem *riscv_time_val;
>>>> +EXPORT_SYMBOL(riscv_time_val);
>>>>
>>>> static inline void mmio_set_timer(u64 val)
>>>> {
>>> Reviewed-by: Palmer Dabbelt <palmerdabb...@google.com>
>>> Acked-by: Palmer Dabbelt <palmerdabb...@google.com>
>>>
>>> Adding the clocksource maintainers. Let me know if you want this
>>> through my
>>> tree, I'm assuming you want it through your tree.
>> How can we end up by an export symbol here ?!
>
> Hi Danile,
s/Danile/Daniel/
> Found this build error when CONFIG_RISCV_M_MODE=y and CONFIG_RISCV_SBI
> is not,
>
> see patch "4f9bbcefa142 riscv: add support for MMIO access to the timer
> registers"
Thanks for the pointer.
The question still remains, how do we end up with this EXPORT_SYMBOL?
There is something wrong if the fix is an EXPORT_SYMBOL for a global
variable.
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