Re: [PATCH] arch/powerpc/include/asm/barrier.h: redefine rmb and wmb to lwsync

[Kautuk Consul]

> On Wed, Feb 22, 2023 at 07:02:34AM +0000, Christophe Leroy wrote:
> > > +/* Redefine rmb() to lwsync. */
> > 
> > WHat's the added value of this comment ? Isn't it obvious in the line 
> > below that rmb() is being defined to lwsync ? Please avoid useless comments.
> Sure.
Sorry, forgot to add that I wasn't adding this useless comment.
Its just that checkpatch.pl complains that the memory barrier #define
doesn't have a comment for it.
> >