From: Mike Rapoport <rppt@kernel.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: David Hildenbrand <david@redhat.com>,
Doug Berger <opendmb@gmail.com>,
Matthew Wilcox <willy@infradead.org>,
Mel Gorman <mgorman@suse.de>, Michal Hocko <mhocko@kernel.org>,
Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
Vlastimil Babka <vbabka@suse.cz>,
linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org,
linux-mm@kvack.org
Subject: Re: [PATCH v2 00/14] mm: move core MM initialization to mm/mm_init.c
Date: Tue, 21 Mar 2023 19:05:01 +0200 [thread overview]
Message-ID: <ZBnjvRcAiqsS0K3F@kernel.org> (raw)
In-Reply-To: <20230321141907.2401089-1-rppt@kernel.org>
Something went wrong, I'll resend the whole set.
On Tue, Mar 21, 2023 at 04:19:07PM +0200, Mike Rapoport wrote:
> From: "Mike Rapoport (IBM)" <rppt@kernel.org>
>
> Also in git:
> https://git.kernel.org/rppt/h/mm-init/v2
>
> v2:
> * move init_cma_reserved_pageblock() from cma.c to mm_init.c
> * rename init_mem_debugging_and_hardening() to
> mem_debugging_and_hardening_init()
> * inline pgtable_init() into mem_core_init()
> * add Acked and Reviewed tags (thanks David, hopefully I've picked them
> right)
>
> v1: https://lore.kernel.org/all/20230319220008.2138576-1-rppt@kernel.org
> This set moves most of the core MM initialization to mm/mm_init.c.
>
> This largely includes free_area_init() and its helpers, functions used at
> boot time, mm_init() from init/main.c and some of the functions it calls.
>
> Aside from gaining some more space before mm/page_alloc.c hits 10k lines,
> this makes mm/page_alloc.c to be mostly about buddy allocator and moves the
> init code out of the way, which IMO improves maintainability.
>
> Besides, this allows to move a couple of declarations out of include/linux
> and make them private to mm/.
>
> And as an added bonus there a slight decrease in vmlinux size.
> For tinyconfig and defconfig on x86 I've got
>
> tinyconfig:
> text data bss dec hex filename
> 853206 289376 1200128 2342710 23bf36 a/vmlinux
> 853198 289344 1200128 2342670 23bf0e b/vmlinux
>
> defconfig:
> text data bss dec hex filename
> 26152959 9730634 2170884 38054477 244aa4d a/vmlinux
> 26152945 9730602 2170884 38054431 244aa1f b/vmlinux
>
>
> Mike Rapoport (IBM) (14):
> mips: fix comment about pgtable_init()
> mm/page_alloc: add helper for checking if check_pages_enabled
> mm: move most of core MM initialization to mm/mm_init.c
> mm: handle hashdist initialization in mm/mm_init.c
> mm/page_alloc: rename page_alloc_init() to page_alloc_init_cpuhp()
> init: fold build_all_zonelists() and page_alloc_init_cpuhp() to mm_init()
> init,mm: move mm_init() to mm/mm_init.c and rename it to mm_core_init()
> mm: call {ptlock,pgtable}_cache_init() directly from mm_core_init()
> mm: move init_mem_debugging_and_hardening() to mm/mm_init.c
> init,mm: fold late call to page_ext_init() to page_alloc_init_late()
> mm: move mem_init_print_info() to mm_init.c
> mm: move kmem_cache_init() declaration to mm/slab.h
> mm: move vmalloc_init() declaration to mm/internal.h
> MAINTAINERS: extend memblock entry to include MM initialization
>
> MAINTAINERS | 3 +-
> arch/mips/include/asm/fixmap.h | 2 +-
> include/linux/gfp.h | 7 +-
> include/linux/mm.h | 9 +-
> include/linux/page_ext.h | 2 -
> include/linux/slab.h | 1 -
> include/linux/vmalloc.h | 4 -
> init/main.c | 74 +-
> mm/cma.c | 1 +
> mm/internal.h | 52 +-
> mm/mm_init.c | 2547 +++++++++++++++++++++++++++
> mm/page_alloc.c | 2981 +++-----------------------------
> mm/slab.h | 1 +
> 13 files changed, 2856 insertions(+), 2828 deletions(-)
>
>
> base-commit: 4018ab1f7cec061b8425737328edefebdc0ab832
> --
> 2.35.1
>
--
Sincerely yours,
Mike.
next prev parent reply other threads:[~2023-03-21 17:05 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-21 14:19 [PATCH v2 00/14] mm: move core MM initialization to mm/mm_init.c Mike Rapoport
2023-03-21 17:05 ` Mike Rapoport [this message]
2023-03-21 17:04 Mike Rapoport
2023-03-22 11:19 ` David Hildenbrand
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