[PATCH v6 1/7] bits: split the definition of the asm and non-asm GENMASK()
Yury Norov
yury.norov at gmail.com
Tue Mar 18 16:06:23 UTC 2025
On Sat, Mar 08, 2025 at 06:10:25PM +0900, Vincent Mailhol wrote:
> On 08/03/2025 at 02:42, Andy Shevchenko wrote:
> > On Sat, Mar 08, 2025 at 01:48:48AM +0900, Vincent Mailhol via B4 Relay wrote:
> >> From: Vincent Mailhol <mailhol.vincent at wanadoo.fr>
> >>
> >> In an upcoming change, GENMASK() and its friends will indirectly
> >> depend on sizeof() which is not available in asm.
> >>
> >> Instead of adding further complexity to __GENMASK() to make it work
> >> for both asm and non asm, just split the definition of the two
> >> variants.
> >
> > ...
> >
> >> -/*
> >> - * BUILD_BUG_ON_ZERO is not available in h files included from asm files,
> >> - * disable the input check if that is the case.
> >> - */
> >
> >> +/*
> >> + * BUILD_BUG_ON_ZERO() is not available in h files included from asm files, so
> >> + * no input checks in assembly.
> >> + */
> >
> > In case of a new version I would reformat this as
> >
> > /*
> > * BUILD_BUG_ON_ZERO() is not available in h files included from asm files,
> > * so no input checks in assembly.
> > */
> >
> > It makes easier to review the changes and see that the first line is kept
> > the same.
>
> Not fully convinced, but why not. I staged this change locally, it will
> be in v7.
I don't understand why this change is needed at all. The comment
states the same thing before and after, but the history gets wiped.
Maybe just don't touch it?
More information about the dri-devel
mailing list