From: Leonardo Bras <leonardo@linux.ibm.com>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Arnd Bergmann <arnd@arndb.de>,
Andrew Morton <akpm@linux-foundation.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
Nicholas Piggin <npiggin@gmail.com>,
Steven Price <steven.price@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>,
Balbir Singh <bsingharora@gmail.com>,
Reza Arbab <arbab@linux.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Allison Randal <allison@lohutok.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Mike Rapoport <rppt@linux.ibm.com>,
Michal Suchanek <msuchanek@suse.de>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
kvm-ppc@vger.kernel.org, linux-arch@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH v6 03/11] powerpc/mm: Adds arch-specificic functions to track lockless pgtable walks
Date: Mon, 17 Feb 2020 20:32:33 +0000 [thread overview]
Message-ID: <e09b8921d1aade7b9d2aace43fc357bdcd1001bd.camel@linux.ibm.com> (raw)
In-Reply-To: <efcf780cee767d0f4b06b56e216725c6bd8d60d4.camel@linux.ibm.com>
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On Fri, 2020-02-07 at 01:38 -0300, Leonardo Bras wrote:
> > Why not make them static inline just like the generic ones ?
> >
>
> Sure, can be done. It would save some function calls.
> For that I will define the per-cpu variable in .c and declare it in .h
> All new function can be moved to .h, while changing adding the inline
> modifier.
Just tried doing that, but percpu stuff relies in paca definitions, and
this ends up creating some cyclic dependencies.
I could try to change that, but the amount of change is big and
probably should be dealt in another patchset.
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WARNING: multiple messages have this Message-ID (diff)
From: Leonardo Bras <leonardo@linux.ibm.com>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Arnd Bergmann <arnd@arndb.de>,
Andrew Morton <akpm@linux-foundation.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
Nicholas Piggin <npiggin@gmail.com>,
Steven Price <steven.price@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>,
Balbir Singh <bsingharora@gmail.com>,
Reza Arbab <arbab@linux.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Allison Randal <allison@lohutok.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Mike Rapoport <rppt@linux.ibm.com>,
Michal Suchanek <msuchanek@suse.de>
Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
kvm-ppc@vger.kernel.org, linux-arch@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH v6 03/11] powerpc/mm: Adds arch-specificic functions to track lockless pgtable walks
Date: Mon, 17 Feb 2020 17:32:33 -0300 [thread overview]
Message-ID: <e09b8921d1aade7b9d2aace43fc357bdcd1001bd.camel@linux.ibm.com> (raw)
In-Reply-To: <efcf780cee767d0f4b06b56e216725c6bd8d60d4.camel@linux.ibm.com>
[-- Attachment #1: Type: text/plain, Size: 589 bytes --]
On Fri, 2020-02-07 at 01:38 -0300, Leonardo Bras wrote:
> > Why not make them static inline just like the generic ones ?
> >
>
> Sure, can be done. It would save some function calls.
> For that I will define the per-cpu variable in .c and declare it in .h
> All new function can be moved to .h, while changing adding the inline
> modifier.
Just tried doing that, but percpu stuff relies in paca definitions, and
this ends up creating some cyclic dependencies.
I could try to change that, but the amount of change is big and
probably should be dealt in another patchset.
[-- Attachment #2: This is a digitally signed message part --]
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WARNING: multiple messages have this Message-ID (diff)
From: Leonardo Bras <leonardo@linux.ibm.com>
To: Christophe Leroy <christophe.leroy@c-s.fr>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
Arnd Bergmann <arnd@arndb.de>,
Andrew Morton <akpm@linux-foundation.org>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
Nicholas Piggin <npiggin@gmail.com>,
Steven Price <steven.price@arm.com>,
Robin Murphy <robin.murphy@arm.com>,
Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>,
Balbir Singh <bsingharora@gmail.com>,
Reza Arbab <arbab@linux.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
Allison Randal <allison@lohutok.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Mike Rapoport <rppt@linux.ibm.com>,
Michal Suchanek <msuchanek@suse.de>
Cc: linux-arch@vger.kernel.org, linux-mm@kvack.org,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
kvm-ppc@vger.kernel.org
Subject: Re: [PATCH v6 03/11] powerpc/mm: Adds arch-specificic functions to track lockless pgtable walks
Date: Mon, 17 Feb 2020 17:32:33 -0300 [thread overview]
Message-ID: <e09b8921d1aade7b9d2aace43fc357bdcd1001bd.camel@linux.ibm.com> (raw)
In-Reply-To: <efcf780cee767d0f4b06b56e216725c6bd8d60d4.camel@linux.ibm.com>
[-- Attachment #1: Type: text/plain, Size: 589 bytes --]
On Fri, 2020-02-07 at 01:38 -0300, Leonardo Bras wrote:
> > Why not make them static inline just like the generic ones ?
> >
>
> Sure, can be done. It would save some function calls.
> For that I will define the per-cpu variable in .c and declare it in .h
> All new function can be moved to .h, while changing adding the inline
> modifier.
Just tried doing that, but percpu stuff relies in paca definitions, and
this ends up creating some cyclic dependencies.
I could try to change that, but the amount of change is big and
probably should be dealt in another patchset.
[-- Attachment #2: This is a digitally signed message part --]
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next prev parent reply other threads:[~2020-02-17 20:32 UTC|newest]
Thread overview: 117+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-06 3:08 [PATCH v6 00/11] Introduces new functions for tracking lockless pagetable walks Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 01/11] asm-generic/pgtable: Adds generic functions to track lockless pgtable walks Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 5:54 ` Christophe Leroy
2020-02-06 5:54 ` Christophe Leroy
2020-02-06 5:54 ` Christophe Leroy
2020-02-07 2:19 ` Leonardo Bras
2020-02-07 2:19 ` Leonardo Bras
2020-02-07 2:19 ` Leonardo Bras
2020-02-07 5:39 ` kbuild test robot
2020-02-07 5:39 ` kbuild test robot
2020-02-07 5:39 ` kbuild test robot
2020-02-07 5:39 ` kbuild test robot
2020-02-07 5:39 ` kbuild test robot
2020-02-07 5:39 ` kbuild test robot
2020-02-06 3:08 ` [PATCH v6 02/11] mm/gup: Use functions to track lockless pgtbl walks on gup_pgd_range Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:25 ` Leonardo Bras
2020-02-06 3:25 ` Leonardo Bras
2020-02-07 22:54 ` John Hubbard
2020-02-07 22:54 ` John Hubbard
2020-02-17 20:55 ` Leonardo Bras
2020-02-17 20:55 ` Leonardo Bras
2020-02-17 20:55 ` Leonardo Bras
2020-10-15 14:46 ` Michal Suchánek
2020-10-15 14:46 ` Michal Suchánek
2020-10-15 14:46 ` Michal Suchánek
2020-10-16 3:27 ` Aneesh Kumar K.V
2020-10-16 3:39 ` Aneesh Kumar K.V
2020-10-16 3:27 ` Aneesh Kumar K.V
2020-02-07 1:19 ` kbuild test robot
2020-02-07 1:19 ` kbuild test robot
2020-02-07 1:19 ` kbuild test robot
2020-02-07 1:19 ` kbuild test robot
2020-02-07 1:19 ` kbuild test robot
2020-02-07 1:19 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-07 8:01 ` kbuild test robot
2020-02-06 3:08 ` [PATCH v6 03/11] powerpc/mm: Adds arch-specificic functions to track lockless pgtable walks Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 5:46 ` Christophe Leroy
2020-02-06 5:46 ` Christophe Leroy
2020-02-06 5:46 ` Christophe Leroy
2020-02-07 4:38 ` Leonardo Bras
2020-02-07 4:38 ` Leonardo Bras
2020-02-07 4:38 ` Leonardo Bras
2020-02-17 20:32 ` Leonardo Bras [this message]
2020-02-17 20:32 ` Leonardo Bras
2020-02-17 20:32 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 04/11] powerpc/mce_power: Use functions to track lockless pgtbl walks Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 5:48 ` Christophe Leroy
2020-02-06 5:48 ` Christophe Leroy
2020-02-06 5:48 ` Christophe Leroy
2020-02-07 4:00 ` Leonardo Bras
2020-02-07 4:00 ` Leonardo Bras
2020-02-07 4:00 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 05/11] powerpc/perf: " Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 06/11] powerpc/mm/book3s64/hash: " Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 6:06 ` Christophe Leroy
2020-02-06 6:06 ` Christophe Leroy
2020-02-06 6:06 ` Christophe Leroy
2020-02-07 3:49 ` Leonardo Bras
2020-02-07 3:49 ` Leonardo Bras
2020-02-07 3:49 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 07/11] powerpc/kvm/e500: " Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 6:18 ` Christophe Leroy
2020-02-06 6:18 ` Christophe Leroy
2020-02-06 6:18 ` Christophe Leroy
2020-02-07 3:10 ` Leonardo Bras
2020-02-07 3:10 ` Leonardo Bras
2020-02-07 3:10 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 08/11] powerpc/kvm/book3s_hv: " Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 09/11] powerpc/kvm/book3s_64: " Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` [PATCH v6 10/11] powerpc/mm: Adds counting method to track lockless pagetable walks Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 3:08 ` Leonardo Bras
2020-02-06 6:23 ` Christophe Leroy
2020-02-06 6:23 ` Christophe Leroy
2020-02-06 6:23 ` Christophe Leroy
2020-02-07 1:56 ` Leonardo Bras
2020-02-07 1:56 ` Leonardo Bras
2020-02-06 3:09 ` [PATCH v6 11/11] powerpc/mm/book3s64/pgtable: Uses counting method to skip serializing Leonardo Bras
2020-02-06 3:09 ` Leonardo Bras
2020-02-06 3:09 ` Leonardo Bras
2020-02-06 3:09 ` Leonardo Bras
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