* Re: [PATCH] riscv: Get level 3 cache's information
[not found] <20221021072311.26918-1-zong.li@sifive.com>
@ 2022-10-21 7:28 ` Zong Li
2022-11-02 1:58 ` Zong Li
0 siblings, 1 reply; 6+ messages in thread
From: Zong Li @ 2022-10-21 7:28 UTC (permalink / raw)
To: palmer, darius, andrew, dj, joseph, schwab,
Florian Weimer via Libc-alpha
On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
>
> RISC-V architecture extends the cache information for level 3 cache
> in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
> the level 3 cache information.
> ---
> sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> index b768ebf781..4772a9fc11 100644
> --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
> +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> @@ -90,6 +90,13 @@ __sysconf (int name)
> return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
> case _SC_LEVEL2_CACHE_LINESIZE:
> return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
> + case _SC_LEVEL3_CACHE_SIZE:
> + return sysconf_get_cache_size (AT_L3_CACHESIZE);
> + case _SC_LEVEL3_CACHE_ASSOC:
> + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
> + case _SC_LEVEL3_CACHE_LINESIZE:
> + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
> +
> default:
> return linux_sysconf (name);
> }
> --
> 2.17.1
>
Sorry for missing libc-alpha. Add libc-alpha in this loop.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] riscv: Get level 3 cache's information
2022-10-21 7:28 ` [PATCH] riscv: Get level 3 cache's information Zong Li
@ 2022-11-02 1:58 ` Zong Li
2022-11-02 2:19 ` Palmer Dabbelt
0 siblings, 1 reply; 6+ messages in thread
From: Zong Li @ 2022-11-02 1:58 UTC (permalink / raw)
To: palmer, darius, andrew, dj, joseph, schwab,
Florian Weimer via Libc-alpha
On Fri, Oct 21, 2022 at 3:28 PM Zong Li <zong.li@sifive.com> wrote:
>
> On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
> >
> > RISC-V architecture extends the cache information for level 3 cache
> > in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
> > the level 3 cache information.
> > ---
> > sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
> > 1 file changed, 7 insertions(+)
> >
> > diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> > index b768ebf781..4772a9fc11 100644
> > --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
> > +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> > @@ -90,6 +90,13 @@ __sysconf (int name)
> > return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
> > case _SC_LEVEL2_CACHE_LINESIZE:
> > return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
> > + case _SC_LEVEL3_CACHE_SIZE:
> > + return sysconf_get_cache_size (AT_L3_CACHESIZE);
> > + case _SC_LEVEL3_CACHE_ASSOC:
> > + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
> > + case _SC_LEVEL3_CACHE_LINESIZE:
> > + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
> > +
> > default:
> > return linux_sysconf (name);
> > }
> > --
> > 2.17.1
> >
Hi all,
Because I didn't get any feedback here, could I know whether this
patch is good for all? Are you all willing to help me to pick it up if
it looks good to you? Thanks a lot :)
>
> Sorry for missing libc-alpha. Add libc-alpha in this loop.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] riscv: Get level 3 cache's information
2022-11-02 1:58 ` Zong Li
@ 2022-11-02 2:19 ` Palmer Dabbelt
2022-11-09 1:12 ` Zong Li
0 siblings, 1 reply; 6+ messages in thread
From: Palmer Dabbelt @ 2022-11-02 2:19 UTC (permalink / raw)
To: zong.li; +Cc: Darius Rad, Andrew Waterman, dj, joseph, schwab, libc-alpha
On Tue, 01 Nov 2022 18:58:46 PDT (-0700), zong.li@sifive.com wrote:
> On Fri, Oct 21, 2022 at 3:28 PM Zong Li <zong.li@sifive.com> wrote:
>>
>> On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
>> >
>> > RISC-V architecture extends the cache information for level 3 cache
>> > in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
>> > the level 3 cache information.
>> > ---
>> > sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
>> > 1 file changed, 7 insertions(+)
>> >
>> > diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>> > index b768ebf781..4772a9fc11 100644
>> > --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
>> > +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>> > @@ -90,6 +90,13 @@ __sysconf (int name)
>> > return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
>> > case _SC_LEVEL2_CACHE_LINESIZE:
>> > return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
>> > + case _SC_LEVEL3_CACHE_SIZE:
>> > + return sysconf_get_cache_size (AT_L3_CACHESIZE);
>> > + case _SC_LEVEL3_CACHE_ASSOC:
>> > + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
>> > + case _SC_LEVEL3_CACHE_LINESIZE:
>> > + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
>> > +
>> > default:
>> > return linux_sysconf (name);
>> > }
>> > --
>> > 2.17.1
>> >
>
> Hi all,
> Because I didn't get any feedback here, could I know whether this
> patch is good for all? Are you all willing to help me to pick it up if
> it looks good to you? Thanks a lot :)
Sorry, for some reason I thought I'd replied to this one.
Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
Thanks!
>> Sorry for missing libc-alpha. Add libc-alpha in this loop.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] riscv: Get level 3 cache's information
2022-11-02 2:19 ` Palmer Dabbelt
@ 2022-11-09 1:12 ` Zong Li
2022-11-09 14:42 ` Adhemerval Zanella Netto
0 siblings, 1 reply; 6+ messages in thread
From: Zong Li @ 2022-11-09 1:12 UTC (permalink / raw)
To: Palmer Dabbelt
Cc: Darius Rad, Andrew Waterman, dj, joseph, schwab, libc-alpha
On Wed, Nov 2, 2022 at 10:19 AM Palmer Dabbelt <palmer@rivosinc.com> wrote:
>
> On Tue, 01 Nov 2022 18:58:46 PDT (-0700), zong.li@sifive.com wrote:
> > On Fri, Oct 21, 2022 at 3:28 PM Zong Li <zong.li@sifive.com> wrote:
> >>
> >> On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
> >> >
> >> > RISC-V architecture extends the cache information for level 3 cache
> >> > in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
> >> > the level 3 cache information.
> >> > ---
> >> > sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
> >> > 1 file changed, 7 insertions(+)
> >> >
> >> > diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> >> > index b768ebf781..4772a9fc11 100644
> >> > --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
> >> > +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
> >> > @@ -90,6 +90,13 @@ __sysconf (int name)
> >> > return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
> >> > case _SC_LEVEL2_CACHE_LINESIZE:
> >> > return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
> >> > + case _SC_LEVEL3_CACHE_SIZE:
> >> > + return sysconf_get_cache_size (AT_L3_CACHESIZE);
> >> > + case _SC_LEVEL3_CACHE_ASSOC:
> >> > + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
> >> > + case _SC_LEVEL3_CACHE_LINESIZE:
> >> > + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
> >> > +
> >> > default:
> >> > return linux_sysconf (name);
> >> > }
> >> > --
> >> > 2.17.1
> >> >
> >
> > Hi all,
> > Because I didn't get any feedback here, could I know whether this
> > patch is good for all? Are you all willing to help me to pick it up if
> > it looks good to you? Thanks a lot :)
>
> Sorry, for some reason I thought I'd replied to this one.
>
> Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
> Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
>
> Thanks!
Hi Palmer, thanks a lot for your review. May I ask who might help me
to pick up this patch? I couldn't find this patch in master yet.
>
> >> Sorry for missing libc-alpha. Add libc-alpha in this loop.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] riscv: Get level 3 cache's information
2022-11-09 1:12 ` Zong Li
@ 2022-11-09 14:42 ` Adhemerval Zanella Netto
2022-11-09 21:11 ` Palmer Dabbelt
0 siblings, 1 reply; 6+ messages in thread
From: Adhemerval Zanella Netto @ 2022-11-09 14:42 UTC (permalink / raw)
To: Zong Li, Palmer Dabbelt
Cc: Darius Rad, Andrew Waterman, dj, joseph, schwab, libc-alpha
On 08/11/22 22:12, Zong Li wrote:
> On Wed, Nov 2, 2022 at 10:19 AM Palmer Dabbelt <palmer@rivosinc.com> wrote:
>>
>> On Tue, 01 Nov 2022 18:58:46 PDT (-0700), zong.li@sifive.com wrote:
>>> On Fri, Oct 21, 2022 at 3:28 PM Zong Li <zong.li@sifive.com> wrote:
>>>>
>>>> On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
>>>>>
>>>>> RISC-V architecture extends the cache information for level 3 cache
>>>>> in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
>>>>> the level 3 cache information.
>>>>> ---
>>>>> sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
>>>>> 1 file changed, 7 insertions(+)
>>>>>
>>>>> diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>> index b768ebf781..4772a9fc11 100644
>>>>> --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>> +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>> @@ -90,6 +90,13 @@ __sysconf (int name)
>>>>> return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
>>>>> case _SC_LEVEL2_CACHE_LINESIZE:
>>>>> return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
>>>>> + case _SC_LEVEL3_CACHE_SIZE:
>>>>> + return sysconf_get_cache_size (AT_L3_CACHESIZE);
>>>>> + case _SC_LEVEL3_CACHE_ASSOC:
>>>>> + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
>>>>> + case _SC_LEVEL3_CACHE_LINESIZE:
>>>>> + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
>>>>> +
>>>>> default:
>>>>> return linux_sysconf (name);
>>>>> }
>>>>> --
>>>>> 2.17.1
>>>>>
>>>
>>> Hi all,
>>> Because I didn't get any feedback here, could I know whether this
>>> patch is good for all? Are you all willing to help me to pick it up if
>>> it looks good to you? Thanks a lot :)
>>
>> Sorry, for some reason I thought I'd replied to this one.
>>
>> Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
>> Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
>>
>> Thanks!
>
> Hi Palmer, thanks a lot for your review. May I ask who might help me
> to pick up this patch? I couldn't find this patch in master yet.
I installed it, thanks.
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH] riscv: Get level 3 cache's information
2022-11-09 14:42 ` Adhemerval Zanella Netto
@ 2022-11-09 21:11 ` Palmer Dabbelt
0 siblings, 0 replies; 6+ messages in thread
From: Palmer Dabbelt @ 2022-11-09 21:11 UTC (permalink / raw)
To: adhemerval.zanella
Cc: zong.li, Darius Rad, Andrew Waterman, dj, joseph, schwab, libc-alpha
On Wed, 09 Nov 2022 06:42:03 PST (-0800), adhemerval.zanella@linaro.org wrote:
>
>
> On 08/11/22 22:12, Zong Li wrote:
>> On Wed, Nov 2, 2022 at 10:19 AM Palmer Dabbelt <palmer@rivosinc.com> wrote:
>>>
>>> On Tue, 01 Nov 2022 18:58:46 PDT (-0700), zong.li@sifive.com wrote:
>>>> On Fri, Oct 21, 2022 at 3:28 PM Zong Li <zong.li@sifive.com> wrote:
>>>>>
>>>>> On Fri, Oct 21, 2022 at 3:23 PM Zong Li <zong.li@sifive.com> wrote:
>>>>>>
>>>>>> RISC-V architecture extends the cache information for level 3 cache
>>>>>> in AUX vector in Linux v.6.1-rc1. This patch supports sysconf to get
>>>>>> the level 3 cache information.
>>>>>> ---
>>>>>> sysdeps/unix/sysv/linux/riscv/sysconf.c | 7 +++++++
>>>>>> 1 file changed, 7 insertions(+)
>>>>>>
>>>>>> diff --git a/sysdeps/unix/sysv/linux/riscv/sysconf.c b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>>> index b768ebf781..4772a9fc11 100644
>>>>>> --- a/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>>> +++ b/sysdeps/unix/sysv/linux/riscv/sysconf.c
>>>>>> @@ -90,6 +90,13 @@ __sysconf (int name)
>>>>>> return sysconf_get_cache_associativity (AT_L2_CACHEGEOMETRY);
>>>>>> case _SC_LEVEL2_CACHE_LINESIZE:
>>>>>> return sysconf_get_cache_linesize (AT_L2_CACHEGEOMETRY);
>>>>>> + case _SC_LEVEL3_CACHE_SIZE:
>>>>>> + return sysconf_get_cache_size (AT_L3_CACHESIZE);
>>>>>> + case _SC_LEVEL3_CACHE_ASSOC:
>>>>>> + return sysconf_get_cache_associativity (AT_L3_CACHEGEOMETRY);
>>>>>> + case _SC_LEVEL3_CACHE_LINESIZE:
>>>>>> + return sysconf_get_cache_linesize (AT_L3_CACHEGEOMETRY);
>>>>>> +
>>>>>> default:
>>>>>> return linux_sysconf (name);
>>>>>> }
>>>>>> --
>>>>>> 2.17.1
>>>>>>
>>>>
>>>> Hi all,
>>>> Because I didn't get any feedback here, could I know whether this
>>>> patch is good for all? Are you all willing to help me to pick it up if
>>>> it looks good to you? Thanks a lot :)
>>>
>>> Sorry, for some reason I thought I'd replied to this one.
>>>
>>> Reviewed-by: Palmer Dabbelt <palmer@rivosinc.com>
>>> Acked-by: Palmer Dabbelt <palmer@rivosinc.com>
>>>
>>> Thanks!
>>
>> Hi Palmer, thanks a lot for your review. May I ask who might help me
>> to pick up this patch? I couldn't find this patch in master yet.
>
> I installed it, thanks.
Thanks. I'd actually managed to kick off a build yesterday but then
forgot about it again (the build was fine).
^ permalink raw reply [flat|nested] 6+ messages in thread
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[not found] <20221021072311.26918-1-zong.li@sifive.com>
2022-10-21 7:28 ` [PATCH] riscv: Get level 3 cache's information Zong Li
2022-11-02 1:58 ` Zong Li
2022-11-02 2:19 ` Palmer Dabbelt
2022-11-09 1:12 ` Zong Li
2022-11-09 14:42 ` Adhemerval Zanella Netto
2022-11-09 21:11 ` Palmer Dabbelt
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