From: Mike Rapoport <rppt@kernel.org> To: Baoquan He <bhe@redhat.com> Cc: Rich Felker <dalias@libc.org>, linux-ia64@vger.kernel.org, linux-doc@vger.kernel.org, Catalin Marinas <catalin.marinas@arm.com>, Heiko Carstens <heiko.carstens@de.ibm.com>, Michal Hocko <mhocko@kernel.org>, "James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>, Max Filippov <jcmvbkbc@gmail.com>, Guo Ren <guoren@kernel.org>, linux-csky@vger.kernel.org, linux-parisc@vger.kernel.org, sparclinux@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-riscv@lists.infradead.org, Greg Ungerer <gerg@linux-m68k.org>, linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-c6x-dev@linux-c6x.org, Brian Cain <bcain@codeaurora.org>, Jonathan Corbet <corbet@lwn.net>, linux-sh@vger.kernel.org, Michael Ellerman <mpe@ellerman.id.au>, Helge Deller <deller@gmx.de>, x86@kernel.org, Russell King <linux@armlinux.org.uk>, Ley Foon Tan <ley.foon.> Subject: Re: [PATCH 02/21] mm: make early_pfn_to_nid() and related defintions close to each other Date: Tue, 21 Apr 2020 11:39:46 +0300 [thread overview] Message-ID: <20200421083946.GA14260@kernel.org> (raw) In-Reply-To: <20200421033114.GA29658@MiWiFi-R3L-srv> On Tue, Apr 21, 2020 at 11:31:14AM +0800, Baoquan He wrote: > On 04/12/20 at 10:48pm, Mike Rapoport wrote: > > From: Mike Rapoport <rppt@linux.ibm.com> > > > > The early_pfn_to_nid() and it's helper __early_pfn_to_nid() are spread > > around include/linux/mm.h, include/linux/mmzone.h and mm/page_alloc.c. > > > > Drop unused stub for __early_pfn_to_nid() and move its actual generic > > implementation close to its users. > > > > Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> > > --- > > include/linux/mm.h | 4 ++-- > > include/linux/mmzone.h | 9 -------- > > mm/page_alloc.c | 51 +++++++++++++++++++++--------------------- > > 3 files changed, 27 insertions(+), 37 deletions(-) ... > > int __meminit early_pfn_to_nid(unsigned long pfn) > > { > > static DEFINE_SPINLOCK(early_pfn_lock); > > @@ -6298,32 +6323,6 @@ void __meminit init_currently_empty_zone(struct zone *zone, > > zone->initialized = 1; > > } > > > > -#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP > > Here it's apparently removing CONFIG_HAVE_MEMBLOCK_NODE_MAP too early, > it should be done in patch 3, and its #end is kept there. I just found > it when I almost became dizzy in reviewing patch 3. Right, thanks for catching! > > -#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID > > - -- Sincerely yours, Mike.
WARNING: multiple messages have this Message-ID (diff)
From: Mike Rapoport <rppt@kernel.org> To: Baoquan He <bhe@redhat.com> Cc: linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, Brian Cain <bcain@codeaurora.org>, Catalin Marinas <catalin.marinas@arm.com>, "David S. Miller" <davem@davemloft.net>, Geert Uytterhoeven <geert@linux-m68k.org>, Greentime Hu <green.hu@gmail.com>, Greg Ungerer <gerg@linux-m68k.org>, Guan Xuetao <gxt@pku.edu.cn>, Guo Ren <guoren@kernel.org>, Heiko Carstens <heiko.carstens@de.ibm.com>, Helge Deller <deller@gmx.de>, Hoan Tran <Hoan@os.amperecomputing.com>, "James E.J. Bottomley" <James.Bottomley@hansenpartnership.com>, Jonathan Corbet <corbet@lwn.net>, Ley Foon Tan <ley.foon.tan@intel.com>, Mark Salter <msalter@redhat.com>, Matt Turner <mattst88@gmail.com>, Max Filippov <jcmvbkbc@gmail.com>, Michael Ellerman <mpe@ellerman.id.au>, Michal Hocko <mhocko@kernel.org>, Michal Simek <monstr@monstr.eu>, Nick Hu <nickhu@andestech.com>, Paul Walmsley <paul.walmsley@sifive.com>, Richard Weinberger <richard@nod.at>, Rich Felker <dalias@libc.org>, Russell King <linux@armlinux.org.uk>, Stafford Horne <shorne@gmail.com>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Tony Luck <tony.luck@intel.com>, Vineet Gupta <vgupta@synopsys.com>, x86@kernel.org, Yoshinori Sato <ysato@users.sourceforge.jp>, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-csky@vger.kernel.org, linux-doc@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-xtensa@linux-xtensa.org, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, uclinux-h8-devel@lists.sourceforge.jp, Mike Rapoport <rppt@linux.ibm.com> Subject: Re: [PATCH 02/21] mm: make early_pfn_to_nid() and related defintions close to each other Date: Tue, 21 Apr 2020 11:39:46 +0300 [thread overview] Message-ID: <20200421083946.GA14260@kernel.org> (raw) Message-ID: <20200421083946.J8aDD6wrbiz6l-KeAkrNqoXZYobS_q9i8L_n_-e6sCA@z> (raw) In-Reply-To: <20200421033114.GA29658@MiWiFi-R3L-srv> On Tue, Apr 21, 2020 at 11:31:14AM +0800, Baoquan He wrote: > On 04/12/20 at 10:48pm, Mike Rapoport wrote: > > From: Mike Rapoport <rppt@linux.ibm.com> > > > > The early_pfn_to_nid() and it's helper __early_pfn_to_nid() are spread > > around include/linux/mm.h, include/linux/mmzone.h and mm/page_alloc.c. > > > > Drop unused stub for __early_pfn_to_nid() and move its actual generic > > implementation close to its users. > > > > Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> > > --- > > include/linux/mm.h | 4 ++-- > > include/linux/mmzone.h | 9 -------- > > mm/page_alloc.c | 51 +++++++++++++++++++++--------------------- > > 3 files changed, 27 insertions(+), 37 deletions(-) ... > > int __meminit early_pfn_to_nid(unsigned long pfn) > > { > > static DEFINE_SPINLOCK(early_pfn_lock); > > @@ -6298,32 +6323,6 @@ void __meminit init_currently_empty_zone(struct zone *zone, > > zone->initialized = 1; > > } > > > > -#ifdef CONFIG_HAVE_MEMBLOCK_NODE_MAP > > Here it's apparently removing CONFIG_HAVE_MEMBLOCK_NODE_MAP too early, > it should be done in patch 3, and its #end is kept there. I just found > it when I almost became dizzy in reviewing patch 3. Right, thanks for catching! > > -#ifndef CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID > > - -- Sincerely yours, Mike.
next prev parent reply other threads:[~2020-04-21 8:39 UTC|newest] Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-04-12 19:48 [PATCH 00/21] mm: rework free_area_init*() funcitons Mike Rapoport 2020-04-12 19:48 ` [PATCH 01/21] mm: memblock: replace dereferences of memblock_region.nid with API calls Mike Rapoport 2020-04-21 2:06 ` Baoquan He 2020-04-12 19:48 ` [PATCH 02/21] mm: make early_pfn_to_nid() and related defintions close to each other Mike Rapoport 2020-04-21 2:24 ` Baoquan He 2020-04-21 8:49 ` Mike Rapoport 2020-04-21 8:49 ` Mike Rapoport 2020-04-21 9:33 ` Baoquan He 2020-04-21 3:31 ` Baoquan He 2020-04-21 8:39 ` Mike Rapoport [this message] 2020-04-21 8:39 ` Mike Rapoport 2020-04-12 19:48 ` [PATCH 03/21] mm: remove CONFIG_HAVE_MEMBLOCK_NODE_MAP option Mike Rapoport 2020-04-21 4:23 ` Baoquan He 2020-04-21 9:09 ` Mike Rapoport 2020-04-21 9:09 ` Mike Rapoport 2020-04-21 9:45 ` Baoquan He 2020-04-12 19:48 ` [PATCH 04/21] mm: free_area_init: use maximal zone PFNs rather than zone sizes Mike Rapoport 2020-04-22 23:41 ` Baoquan He 2020-06-15 3:53 ` Greg Ungerer 2020-06-15 6:22 ` Mike Rapoport 2020-06-15 6:22 ` Mike Rapoport 2020-06-15 7:17 ` Greg Ungerer 2020-04-12 19:48 ` [PATCH 05/21] mm: use free_area_init() instead of free_area_init_nodes() Mike Rapoport 2020-04-23 0:02 ` Baoquan He 2020-04-12 19:48 ` [PATCH 06/21] alpha: simplify detection of memory zone boundaries Mike Rapoport 2020-04-12 19:48 ` [PATCH 07/21] arm: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 08/21] arm64: simplify detection of memory zone boundaries for UMA configs Mike Rapoport 2020-04-12 19:48 ` [PATCH 09/21] csky: simplify detection of memory zone boundaries Mike Rapoport 2020-04-12 19:48 ` [PATCH 10/21] m68k: mm: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 11/21] parisc: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 12/21] sparc32: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 13/21] unicore32: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 14/21] xtensa: " Mike Rapoport 2020-04-12 19:48 ` [PATCH 15/21] mm: memmap_init: iterate over memblock regions rather that check each PFN Mike Rapoport 2020-04-20 14:26 ` Qian Cai 2020-04-24 7:22 ` David Hildenbrand 2020-04-25 16:49 ` Mike Rapoport 2020-04-25 16:49 ` Mike Rapoport 2020-04-12 19:48 ` [PATCH 16/21] mm: remove early_pfn_in_nid() and CONFIG_NODES_SPAN_OTHER_NODES Mike Rapoport 2020-04-23 1:13 ` Baoquan He 2020-04-23 5:50 ` Mike Rapoport 2020-04-23 5:50 ` Mike Rapoport 2020-05-18 21:38 ` Hoan Tran 2020-04-12 19:48 ` [PATCH 17/21] mm: free_area_init: allow defining max_zone_pfn in descending order Mike Rapoport 2020-04-23 2:53 ` Baoquan He 2020-04-23 2:57 ` Baoquan He 2020-04-23 5:55 ` Mike Rapoport 2020-04-23 5:55 ` Mike Rapoport 2020-04-24 0:33 ` Baoquan He 2020-04-12 19:48 ` [PATCH 18/21] mm: rename free_area_init_node() to free_area_init_memoryless_node() Mike Rapoport 2020-04-23 3:14 ` Baoquan He 2020-04-23 6:18 ` Mike Rapoport 2020-04-23 6:18 ` Mike Rapoport 2020-04-12 19:48 ` [PATCH 19/21] mm: clean up free_area_init_node() and its helpers Mike Rapoport 2020-04-12 19:48 ` [PATCH 20/21] mm: simplify find_min_pfn_with_active_regions() Mike Rapoport 2020-04-12 19:48 ` [PATCH 21/21] docs/vm: update memory-models documentation Mike Rapoport
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