From: Christophe LEROY <christophe.leroy@c-s.fr>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Paul Mackerras <paulus@samba.org>,
Michael Ellerman <mpe@ellerman.id.au>,
aneesh.kumar@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 3/4] powerpc/mm: fix a warning when a cache is common to PGD and hugepages
Date: Thu, 23 Aug 2018 12:39:00 +0200 [thread overview]
Message-ID: <8ada20e9-3bc1-fdaf-d78f-2f5a317e8216@c-s.fr> (raw)
In-Reply-To: <20180823103625.GR24439@gate.crashing.org>
Le 23/08/2018 à 12:36, Segher Boessenkool a écrit :
> On Thu, Aug 23, 2018 at 11:40:22AM +0200, Christophe LEROY wrote:
>> The only small problème I have is that some version of GCC seems to
>> complain about big memset() (132k and 256k ones). Is there a way to tell
>> GCC we really want to do it ?
>
> I'm not sure what you mean. Complain, is that a warning, is that an error?
> What does it say? Do you have some example code to reproduce it? Etc.
I saw the warnings in the checks at
https://patchwork.ozlabs.org/patch/957566/
Unfortunatly the link is now broken.
Christophe
>
> Very many things use tiny memsets like that, so you must mean something
> more specialised.
>
>
> Segher
>
next prev parent reply other threads:[~2018-08-23 10:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-14 14:54 [PATCH v2 1/4] powerpc/mm: enable the use of page table cache of order 0 Christophe Leroy
2018-08-14 14:54 ` [PATCH v2 2/4] powerpc/mm: replace hugetlb_cache by PGT_CACHE(PTE_T_ORDER) Christophe Leroy
2018-08-14 14:54 ` [PATCH v2 3/4] powerpc/mm: fix a warning when a cache is common to PGD and hugepages Christophe Leroy
2018-08-17 3:32 ` Aneesh Kumar K.V
2018-08-17 10:44 ` Christophe LEROY
2018-08-22 14:04 ` Christophe LEROY
2018-08-22 14:20 ` Aneesh Kumar K.V
2018-08-23 9:40 ` Christophe LEROY
2018-08-23 10:36 ` Segher Boessenkool
2018-08-23 10:39 ` Christophe LEROY [this message]
[not found] ` <87a7pdl2jy.fsf@concordia.ellerman.id.au>
2018-08-23 13:32 ` Andrew Donnellan
2018-08-23 14:41 ` Segher Boessenkool
2018-08-23 14:50 ` Christophe LEROY
2018-08-24 5:44 ` Michael Ellerman
2018-08-14 14:54 ` [PATCH v2 4/4] powerpc/mm: remove unnecessary test in pgtable_cache_init() Christophe Leroy
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