Messages in this thread Patch in this message | | | Subject | Re: [PATCH 06/16] tools/include: Add cache.h stub | From | Karolina Drobnik <> | Date | Fri, 28 Jan 2022 12:13:54 +0100 |
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On Thu, 2022-01-27 at 14:00 +0000, Matthew Wilcox wrote: > On Thu, Jan 27, 2022 at 02:21:24PM +0100, Karolina Drobnik wrote: > > +++ b/tools/include/linux/cache.h > > @@ -0,0 +1,10 @@ > > +/* SPDX-License-Identifier: GPL-2.0 */ > > +#ifndef _TOOLS_LINUX_CACHE_H > > +#define _TOOLS_LINUX_CACHE_H > > + > > +#define L1_CACHE_SHIFT 5 > > +#define L1_CACHE_BYTES BIT(L1_CACHE_SHIFT) > > + > > +#define SMP_CACHE_BYTES L1_CACHE_BYTES > > + > > +#endif > You've added an implicit dependency on include/vdso/bits.h which > seems > unpleasant ...
I'll admit that I just tried to make checkpatch.pl happy with this change. But you're right, adding such a dependency is undesirable. I can define it as (1 << L1_CACHE_SHIFT) and ignore the warning.
Is it fine to do so for tools/testing code?
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