Re: [PATCH v2] kernel/SRCU: Fix ctags

From: Sam Protsenko
Date: Tue Oct 30 2018 - 15:31:24 EST


On Mon, Oct 29, 2018 at 10:11 PM, Andy Shevchenko
<andy.shevchenko@xxxxxxxxx> wrote:
> On Mon, Oct 29, 2018 at 10:09 PM Sam Protsenko
> <semen.protsenko@xxxxxxxxxx> wrote:
>>
>> ctags indexing ("make tags" command) throws this warning:
>>
>> ctags: Warning: include/linux/notifier.h:125:
>> null expansion of name pattern "\1"
>>
>> This is the result of DEFINE_PER_CPU() macro exapansion. Fix that by
>> getting rid of line break.
>>
>> Similar fix was already done in commit 25528213fe9f ("tags: Fix
>> DEFINE_PER_CPU expansions"), but this one probably wasn't noticed.
>
> Why not to add Fixes tag here as well?
>

Will do, thanks, Andy!

>>
>> Signed-off-by: Sam Protsenko <semen.protsenko@xxxxxxxxxx>
>> ---
>> include/linux/notifier.h | 3 +--
>> 1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/include/linux/notifier.h b/include/linux/notifier.h
>> index f35c7bf76143..0096a05395e3 100644
>> --- a/include/linux/notifier.h
>> +++ b/include/linux/notifier.h
>> @@ -122,8 +122,7 @@ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh);
>>
>> #ifdef CONFIG_TREE_SRCU
>> #define _SRCU_NOTIFIER_HEAD(name, mod) \
>> - static DEFINE_PER_CPU(struct srcu_data, \
>> - name##_head_srcu_data); \
>> + static DEFINE_PER_CPU(struct srcu_data, name##_head_srcu_data); \
>> mod struct srcu_notifier_head name = \
>> SRCU_NOTIFIER_INIT(name, name##_head_srcu_data)
>>
>> --
>> 2.19.1
>>
>
>
> --
> With Best Regards,
> Andy Shevchenko