Re: [PATCH 2/2] arm64: perf: Mark all accessor functions inline

Marc Zyngier
2023-05-09T08:03:56Z

On Mon, 08 May 2023 17:05:19 +0100,
Geert Uytterhoeven <geert+renesas@glider.be> wrote:
>
> When just including <asm/arm_pmuv3.h>:
>
> arch/arm64/include/asm/arm_pmuv3.h:31:13: error: ‘write_pmevtypern’ defined but not used [-Werror=unused-function]
> 31 | static void write_pmevtypern(int n, unsigned long val)
> | ^~~~~~~~~~~~~~~~
> arch/arm64/include/asm/arm_pmuv3.h:24:13: error: ‘write_pmevcntrn’ defined but not used [-Werror=unused-function]
> 24 | static void write_pmevcntrn(int n, unsigned long val)
> | ^~~~~~~~~~~~~~~
> arch/arm64/include/asm/arm_pmuv3.h:16:22: error: ‘read_pmevcntrn’ defined but not used [-Werror=unused-function]
> 16 | static unsigned long read_pmevcntrn(int n)
> | ^~~~~~~~~~~~~~
>
> Fix this by adding the missing "inline" keywords to the three accessor
> functions that lack them.

Looks reasonable to me. Each of these accessors is used exactly once
in the PMUv3 driver, so the inlining doesn't result in extra bloat.

Reviewed-by: Marc Zyngier <maz@kernel.org>

M.

--
Without deviation from the norm, progress is not possible.