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Date: Tue, 08 Jun 2021 20:50:21 +1000
From: Michael Ellerman <mpe@...erman.id.au>
To: David Hildenbrand <david@...hat.com>, linux-kernel@...r.kernel.org
Cc: David Hildenbrand <david@...hat.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Vitaly Kuznetsov <vkuznets@...hat.com>,
"Michael S. Tsirkin" <mst@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Marek Kedzierski <mkedzier@...hat.com>,
Hui Zhu <teawater@...il.com>,
Pankaj Gupta <pankaj.gupta.linux@...il.com>,
Wei Yang <richard.weiyang@...ux.alibaba.com>,
Oscar Salvador <osalvador@...e.de>,
Michal Hocko <mhocko@...nel.org>,
Dan Williams <dan.j.williams@...el.com>,
Anshuman Khandual <anshuman.khandual@....com>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Vlastimil Babka <vbabka@...e.cz>,
Mike Rapoport <rppt@...nel.org>,
"Rafael J. Wysocki" <rjw@...ysocki.net>,
Len Brown <lenb@...nel.org>,
Pavel Tatashin <pasha.tatashin@...een.com>,
virtualization@...ts.linux-foundation.org, linux-mm@...ck.org,
linux-acpi@...r.kernel.org,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Paul Mackerras <paulus@...ba.org>,
Heiko Carstens <hca@...ux.ibm.com>,
Vasily Gorbik <gor@...ux.ibm.com>,
Christian Borntraeger <borntraeger@...ibm.com>,
Yoshinori Sato <ysato@...rs.sourceforge.jp>,
Rich Felker <dalias@...c.org>,
Andy Lutomirski <luto@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
x86@...nel.org, "H. Peter Anvin" <hpa@...or.com>,
Ard Biesheuvel <ardb@...nel.org>,
Nicholas Piggin <npiggin@...il.com>,
Baoquan He <bhe@...hat.com>,
Laurent Dufour <ldufour@...ux.ibm.com>,
Sergei Trofimovich <slyfox@...too.org>,
Kefeng Wang <wangkefeng.wang@...wei.com>,
Michel Lespinasse <michel@...pinasse.org>,
Christophe Leroy <christophe.leroy@....fr>,
"Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>,
Thiago Jung Bauermann <bauerman@...ux.ibm.com>,
Joe Perches <joe@...ches.com>,
Pierre Morel <pmorel@...ux.ibm.com>,
Jia He <justin.he@....com>,
linux-arm-kernel@...ts.infradead.org, linux-ia64@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org,
linux-sh@...r.kernel.org
Subject: Re: [PATCH v1 04/12] mm/memory_hotplug: remove nid parameter from
arch_remove_memory()
David Hildenbrand <david@...hat.com> writes:
> The parameter is unused, let's remove it.
>
> Cc: Catalin Marinas <catalin.marinas@....com>
> Cc: Will Deacon <will@...nel.org>
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Heiko Carstens <hca@...ux.ibm.com>
> Cc: Vasily Gorbik <gor@...ux.ibm.com>
> Cc: Christian Borntraeger <borntraeger@...ibm.com>
> Cc: Yoshinori Sato <ysato@...rs.sourceforge.jp>
> Cc: Rich Felker <dalias@...c.org>
> Cc: Dave Hansen <dave.hansen@...ux.intel.com>
> Cc: Andy Lutomirski <luto@...nel.org>
> Cc: Peter Zijlstra <peterz@...radead.org>
> Cc: Thomas Gleixner <tglx@...utronix.de>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: Borislav Petkov <bp@...en8.de>
> Cc: x86@...nel.org
> Cc: "H. Peter Anvin" <hpa@...or.com>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> Cc: Anshuman Khandual <anshuman.khandual@....com>
> Cc: Ard Biesheuvel <ardb@...nel.org>
> Cc: Mike Rapoport <rppt@...nel.org>
> Cc: Nicholas Piggin <npiggin@...il.com>
> Cc: Pavel Tatashin <pasha.tatashin@...een.com>
> Cc: Baoquan He <bhe@...hat.com>
> Cc: Laurent Dufour <ldufour@...ux.ibm.com>
> Cc: Sergei Trofimovich <slyfox@...too.org>
> Cc: Kefeng Wang <wangkefeng.wang@...wei.com>
> Cc: Michel Lespinasse <michel@...pinasse.org>
> Cc: Christophe Leroy <christophe.leroy@....fr>
> Cc: "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>
> Cc: Thiago Jung Bauermann <bauerman@...ux.ibm.com>
> Cc: Joe Perches <joe@...ches.com>
> Cc: Pierre Morel <pmorel@...ux.ibm.com>
> Cc: Jia He <justin.he@....com>
> Cc: linux-arm-kernel@...ts.infradead.org
> Cc: linux-ia64@...r.kernel.org
> Cc: linuxppc-dev@...ts.ozlabs.org
> Cc: linux-s390@...r.kernel.org
> Cc: linux-sh@...r.kernel.org
> Signed-off-by: David Hildenbrand <david@...hat.com>
> ---
> arch/arm64/mm/mmu.c | 3 +--
> arch/ia64/mm/init.c | 3 +--
> arch/powerpc/mm/mem.c | 3 +--
> arch/s390/mm/init.c | 3 +--
> arch/sh/mm/init.c | 3 +--
> arch/x86/mm/init_32.c | 3 +--
> arch/x86/mm/init_64.c | 3 +--
> include/linux/memory_hotplug.h | 3 +--
> mm/memory_hotplug.c | 4 ++--
> mm/memremap.c | 5 +----
> 10 files changed, 11 insertions(+), 22 deletions(-)
>
...
> diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
> index 043bbeaf407c..fc5c36189c26 100644
> --- a/arch/powerpc/mm/mem.c
> +++ b/arch/powerpc/mm/mem.c
> @@ -115,8 +115,7 @@ int __ref arch_add_memory(int nid, u64 start, u64 size,
> return rc;
> }
>
> -void __ref arch_remove_memory(int nid, u64 start, u64 size,
> - struct vmem_altmap *altmap)
> +void __ref arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap)
> {
> unsigned long start_pfn = start >> PAGE_SHIFT;
> unsigned long nr_pages = size >> PAGE_SHIFT;
Acked-by: Michael Ellerman <mpe@...erman.id.au> (powerpc)
cheers
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