* 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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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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