linux-kernel - Re: [PATCH] tools/power/x86/intel-speed-select: Remove duplicate macro

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Message-ID: <6768bf65227ac1da28255e192464bfe15b0403d4.camel@linux.intel.com>
Date:   Wed, 14 Sep 2022 11:49:18 -0700
From:   srinivas pandruvada <srinivas.pandruvada@...ux.intel.com>
To:     Risheng1128 <hi4u29ck02@...il.com>
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] tools/power/x86/intel-speed-select: Remove duplicate
 macro

On Sat, 2022-06-11 at 01:27 +0800, Risheng1128 wrote:
> There are some macros such as `GENMASK` and `GENMASK_ULL` are
> redefined in
> `include/linux/bits.h`. Simultaneously, the `GENMASK` in
> `include/linux/bits.h` is more secure and prevents the following
> situation.
> 1. [net: stmmac: Fix misuses of GENMASK
> macro](https://reurl.cc/loMWvl)
> 2. [clocksource/drivers/npcm: Fix misuse of GENMASK macro](
> https://reurl.cc/b2yr96)
> 
> Therefore, I think these macro could be removed.
> 
Sorry missed this one.

> Signed-off-by: Risheng1128 <hi4u29ck02@...il.com>
Please follow
https://www.kernel.org/doc/html/v4.17/process/submitting-patches.html
Developer’s Certificate of Origin 1.1

It says

"using your real name (sorry, no pseudonyms or anonymous
contributions.)"

Thanks,
Srinivas




> ---
>  tools/power/x86/intel-speed-select/Makefile | 1 +
>  tools/power/x86/intel-speed-select/isst.h   | 7 +------
>  2 files changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/tools/power/x86/intel-speed-select/Makefile
> b/tools/power/x86/intel-speed-select/Makefile
> index 7221f2f55e8b..760d49d61955 100644
> --- a/tools/power/x86/intel-speed-select/Makefile
> +++ b/tools/power/x86/intel-speed-select/Makefile
> @@ -14,6 +14,7 @@ endif
>  # (this improves performance and avoids hard-to-debug behaviour);
>  MAKEFLAGS += -r
>  override CFLAGS += -O2 -Wall -g -D_GNU_SOURCE -I$(OUTPUT)include -
> I/usr/include/libnl3
> +override CFLAGS += -I../../../include
>  override LDFLAGS += -lnl-genl-3 -lnl-3
>  
>  ALL_TARGETS := intel-speed-select
> diff --git a/tools/power/x86/intel-speed-select/isst.h
> b/tools/power/x86/intel-speed-select/isst.h
> index 0796d8c6a882..44de990d182e 100644
> --- a/tools/power/x86/intel-speed-select/isst.h
> +++ b/tools/power/x86/intel-speed-select/isst.h
> @@ -27,12 +27,7 @@
>  
>  #include <stdarg.h>
>  #include <sys/ioctl.h>
> -
> -#define BIT(x) (1 << (x))
> -#define BIT_ULL(nr) (1ULL << (nr))
> -#define GENMASK(h, l) (((~0UL) << (l)) & (~0UL >> (sizeof(long) * 8
> - 1 - (h))))
> -#define GENMASK_ULL(h,
> l)                                                      \
> -       (((~0ULL) << (l)) & (~0ULL >> (sizeof(long long) * 8 - 1 -
> (h))))
> +#include <linux/bits.h>
>  
>  #define CONFIG_TDP                             0x7f
>  #define CONFIG_TDP_GET_LEVELS_INFO             0x00