Re: [Xen-devel] [PATCH v4 0/3] checkpatch: handling of memory barriers

["Michael S. Tsirkin" <mst@xxxxxxxxxx>]

On Mon, Jan 11, 2016 at 12:59:25PM +0200, Michael S. Tsirkin wrote:
> As part of memory barrier cleanup, this patchset
> extends checkpatch to make it easier to stop
> incorrect memory barrier usage.
> 
> This replaces the checkpatch patches in my series
>       arch: barrier cleanup + barriers for virt
> and will be included in the pull request including
> the series.
> 
> changes from v3:
>       rename smp_barrier_stems to barrier_stems
>       as suggested by Julian Calaby.

In fact it was Joe Perches that suggested it.
Sorry about the confusion.

>       add (?: ... ) around a variable in regexp,
>       in case we change the value later so that it matters.
> changes from v2:
>       address comments by Joe Perches:
>       use (?: ... ) to avoid unnecessary capture groups
>       rename smp_barriers to smp_barrier_stems for clarity
>       add barriers before/after atomic
> Changes from v1:
>       catch optional\s* before () in barriers
>       rewrite using qr{} instead of map
> 
> Michael S. Tsirkin (3):
>   checkpatch.pl: add missing memory barriers
>   checkpatch: check for __smp outside barrier.h
>   checkpatch: add virt barriers
> 
> Michael S. Tsirkin (3):
>   checkpatch.pl: add missing memory barriers
>   checkpatch: check for __smp outside barrier.h
>   checkpatch: add virt barriers
> 
>  scripts/checkpatch.pl | 33 ++++++++++++++++++++++++++++++++-
>  1 file changed, 32 insertions(+), 1 deletion(-)
> 
> -- 
> MST

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