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From: Adhemerval Zanella Netto <adhemerval.zanella@linaro.org>
To: Stefan Liebler <stli@linux.ibm.com>, libc-alpha@sourceware.org
Cc: fweimer@redhat.com, devel@otheo.eu, bergner@linux.ibm.com
Subject: Re: [RFC 3/9] elf: Remove _dl_string_platform
Date: Tue, 11 Jun 2024 16:09:58 -0300	[thread overview]
Message-ID: <c44b75e4-0865-46ca-9158-83846c7f7bb7@linaro.org> (raw)
In-Reply-To: <20240607114543.659306-4-stli@linux.ibm.com>



On 07/06/24 08:42, Stefan Liebler wrote:
> Despite of powerpc where the returned integer is stored in tcb,
> and the diagnostics output, there is no user anymore.
> 
> Thus this patch removes the diagnostics output and
> _dl_string_platform for all other platforms.

LGTM, thanks

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

> ---
>  elf/dl-diagnostics.c                          |  2 --
>  sysdeps/alpha/dl-procinfo.h                   | 15 ---------------
>  sysdeps/csky/dl-procinfo.h                    | 15 ---------------
>  sysdeps/generic/dl-procinfo.h                 |  2 --
>  sysdeps/mips/dl-procinfo.h                    | 15 ---------------
>  sysdeps/s390/dl-procinfo.h                    | 15 ---------------
>  sysdeps/sparc/dl-procinfo.h                   |  2 --
>  sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h |  2 --
>  sysdeps/unix/sysv/linux/arm/dl-procinfo.h     |  2 --
>  sysdeps/x86/dl-procinfo.h                     | 15 ---------------
>  10 files changed, 85 deletions(-)
> 
> diff --git a/elf/dl-diagnostics.c b/elf/dl-diagnostics.c
> index aaf67b87e8..e69463b2bd 100644
> --- a/elf/dl-diagnostics.c
> +++ b/elf/dl-diagnostics.c
> @@ -245,8 +245,6 @@ _dl_print_diagnostics (char **environ)
>    _dl_diagnostics_print_labeled_string ("dl_platform", GLRO (dl_platform));
>    _dl_diagnostics_print_labeled_string
>      ("dl_profile_output", GLRO (dl_profile_output));
> -  _dl_diagnostics_print_labeled_value
> -    ("dl_string_platform", _dl_string_platform ( GLRO (dl_platform)));
>  
>    _dl_diagnostics_print_labeled_string ("dso.ld", LD_SO);
>    _dl_diagnostics_print_labeled_string ("dso.libc", LIBC_SO);
> diff --git a/sysdeps/alpha/dl-procinfo.h b/sysdeps/alpha/dl-procinfo.h
> index f1e2e98e08..bc4db868a9 100644
> --- a/sysdeps/alpha/dl-procinfo.h
> +++ b/sysdeps/alpha/dl-procinfo.h
> @@ -27,21 +27,6 @@
>  
>  #define _DL_PLATFORMS_COUNT   5
>  
> -static inline int
> -__attribute__ ((unused, always_inline))
> -_dl_string_platform (const char *str)
> -{
> -  int i;
> -
> -  if (str != NULL)
> -    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
> -      {
> -        if (strcmp (str, GLRO(dl_alpha_platforms)[i]) == 0)
> -          return i;
> -      }
> -  return -1;
> -};
> -
>  /* We cannot provide a general printing function.  */
>  #define _dl_procinfo(type, word) -1
>  
> diff --git a/sysdeps/csky/dl-procinfo.h b/sysdeps/csky/dl-procinfo.h
> index 77621e4b20..a54e8de446 100644
> --- a/sysdeps/csky/dl-procinfo.h
> +++ b/sysdeps/csky/dl-procinfo.h
> @@ -27,21 +27,6 @@
>  
>  #define _DL_PLATFORMS_COUNT   4
>  
> -static inline int
> -__attribute__ ((unused, always_inline))
> -_dl_string_platform (const char *str)
> -{
> -  int i;
> -
> -  if (str != NULL)
> -    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
> -      {
> -        if (strcmp (str, GLRO(dl_csky_platforms)[i]) == 0)
> -          return i;
> -      }
> -  return -1;
> -};
> -
>  /* We cannot provide a general printing function.  */
>  #define _dl_procinfo(word, val) -1
>  
> diff --git a/sysdeps/generic/dl-procinfo.h b/sysdeps/generic/dl-procinfo.h
> index c4818497c8..00e1ae7b2f 100644
> --- a/sysdeps/generic/dl-procinfo.h
> +++ b/sysdeps/generic/dl-procinfo.h
> @@ -34,6 +34,4 @@
>  /* We don't have any hardware capabilities.  */
>  #define _DL_HWCAP_COUNT 0
>  
> -#define _dl_string_platform(str) (-1)
> -
>  #endif /* dl-procinfo.h */
> diff --git a/sysdeps/mips/dl-procinfo.h b/sysdeps/mips/dl-procinfo.h
> index 6655e68f54..3199434390 100644
> --- a/sysdeps/mips/dl-procinfo.h
> +++ b/sysdeps/mips/dl-procinfo.h
> @@ -27,21 +27,6 @@
>  
>  #define _DL_PLATFORMS_COUNT   4
>  
> -static inline int
> -__attribute__ ((unused, always_inline))
> -_dl_string_platform (const char *str)
> -{
> -  int i;
> -
> -  if (str != NULL)
> -    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
> -      {
> -        if (strcmp (str, GLRO(dl_mips_platforms)[i]) == 0)
> -          return i;
> -      }
> -  return -1;
> -};
> -
>  /* We cannot provide a general printing function.  */
>  #define _dl_procinfo(type, word) -1
>  
> diff --git a/sysdeps/s390/dl-procinfo.h b/sysdeps/s390/dl-procinfo.h
> index 38e77f7ad9..ffeb655ad0 100644
> --- a/sysdeps/s390/dl-procinfo.h
> +++ b/sysdeps/s390/dl-procinfo.h
> @@ -83,19 +83,4 @@ _dl_hwcap_string (int idx)
>    return _dl_s390_cap_flags[idx];
>  };
>  
> -static inline int
> -__attribute__ ((unused, always_inline))
> -_dl_string_platform (const char *str)
> -{
> -  int i;
> -
> -  if (str != NULL)
> -    for (i = 0; i < _DL_PLATFORMS_COUNT; ++i)
> -      {
> -	if (strcmp (str, _dl_s390_platforms[i]) == 0)
> -	  return _DL_FIRST_PLATFORM + i;
> -      }
> -  return -1;
> -};
> -
>  #endif /* dl-procinfo.h */
> diff --git a/sysdeps/sparc/dl-procinfo.h b/sysdeps/sparc/dl-procinfo.h
> index 61cd296de0..dbb1a4d324 100644
> --- a/sysdeps/sparc/dl-procinfo.h
> +++ b/sysdeps/sparc/dl-procinfo.h
> @@ -60,6 +60,4 @@ _dl_hwcap_string (int idx)
>  /* There're no platforms to filter out.  */
>  #define _DL_HWCAP_PLATFORM 0
>  
> -#define _dl_string_platform(str) (-1)
> -
>  #endif /* dl-procinfo.h */
> diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
> index 6a3fb78c47..0ed89c5e41 100644
> --- a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
> +++ b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
> @@ -40,6 +40,4 @@ _dl_hwcap_string (int idx)
>  /* There're no platforms to filter out.  */
>  #define _DL_HWCAP_PLATFORM 0
>  
> -#define _dl_string_platform(str) (-1)
> -
>  #endif /* dl-procinfo.h */
> diff --git a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
> index 49cf0008b2..2a1c5985ee 100644
> --- a/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
> +++ b/sysdeps/unix/sysv/linux/arm/dl-procinfo.h
> @@ -75,6 +75,4 @@ _dl_procinfo (unsigned int type, unsigned long int word)
>  
>  #define HWCAP_IMPORTANT		(HWCAP_ARM_VFP | HWCAP_ARM_NEON)
>  
> -#define _dl_string_platform(str) (-1)
> -
>  #endif /* dl-procinfo.h */
> diff --git a/sysdeps/x86/dl-procinfo.h b/sysdeps/x86/dl-procinfo.h
> index 3902925be4..b2184b8f5d 100644
> --- a/sysdeps/x86/dl-procinfo.h
> +++ b/sysdeps/x86/dl-procinfo.h
> @@ -30,19 +30,4 @@
>  #define _DL_HWCAP_PLATFORM	(((1ULL << _DL_PLATFORMS_COUNT) - 1) \
>  				 << _DL_FIRST_PLATFORM)
>  
> -static inline int
> -__attribute__ ((unused, always_inline))
> -_dl_string_platform (const char *str)
> -{
> -  int i;
> -
> -  if (str != NULL)
> -    for (i = HWCAP_PLATFORMS_START; i < HWCAP_PLATFORMS_COUNT; ++i)
> -      {
> -	if (strcmp (str, GLRO(dl_x86_platforms)[i]) == 0)
> -	  return _DL_FIRST_PLATFORM + i;
> -      }
> -  return -1;
> -};
> -
>  #endif /* dl-procinfo.h */

  reply	other threads:[~2024-06-11 19:10 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-07 11:42 [RFC 0/9] Remove legacy platform bits and cleanups Stefan Liebler
2024-06-07 11:42 ` [RFC 1/9] x86: Remove HWCAP_START and HWCAP_COUNT Stefan Liebler
2024-06-11 18:14   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 2/9] elf: Remove loading legacy hwcaps/platform entries in dynamic loader Stefan Liebler
2024-06-11 18:57   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 3/9] elf: Remove _dl_string_platform Stefan Liebler
2024-06-11 19:09   ` Adhemerval Zanella Netto [this message]
2024-06-07 11:42 ` [RFC 4/9] elf: Remove platform strings in dl-procinfo.c Stefan Liebler
2024-06-11 19:20   ` Adhemerval Zanella Netto
2024-06-12  7:32     ` [V2] " Stefan Liebler
2024-06-14 12:58       ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 5/9] elf: Remove _DL_HWCAP_PLATFORM Stefan Liebler
2024-06-11 19:28   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 6/9] elf: Remove _DL_FIRST_PLATFORM Stefan Liebler
2024-06-11 19:29   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 7/9] elf: Remove _DL_PLATFORMS_COUNT Stefan Liebler
2024-06-11 19:48   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 8/9] elf: Remove LD_HWCAP_MASK / tunable glibc.cpu.hwcap_mask Stefan Liebler
2024-06-11 20:04   ` Adhemerval Zanella Netto
2024-06-07 11:42 ` [RFC 9/9] elf: Remove HWCAP_IMPORTANT Stefan Liebler
2024-06-11 20:07   ` Adhemerval Zanella Netto
2024-06-07 12:18 ` [RFC 0/9] Remove legacy platform bits and cleanups Florian Weimer
2024-06-10 13:23   ` Stefan Liebler
2024-06-10 14:03     ` Florian Weimer
2024-06-11 12:24       ` Stefan Liebler
2024-06-08 11:09 ` Florian Weimer
2024-06-10 13:36   ` Stefan Liebler
2024-06-11 12:13     ` Stefan Liebler
2024-06-12  7:50       ` Stefan Liebler
2024-06-18  8:55         ` Stefan Liebler

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