From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 53878136347 for ; Tue, 4 Mar 2025 02:48:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741056536; cv=none; b=KsKuPg9eemfOK8YZdDd8ZjXVPuICxjaztg0J4/CVzwuD01QjMpIFCLEI6epBF+nfCnxE2xUMLIMW5Fwk4+Crn1VFrcddJ3tBTyMqzqYSyT76ANsqGfv9R1iMV/b2cnN0/F1haXo8eQL4FkQk7tRoApXbXTtmABZCSgmPEsF+Tac= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1741056536; c=relaxed/simple; bh=JBkXI4PzqL0BOZgZ0aJYJp3+TjBODhOrClrfxvdFYT0=; h=Date:To:From:Subject:Message-Id; b=Q7RB6XmuwSULQCV3XIiTOvcBEWvufFdhLUOaOoSWWVF23ccnGAmo5J/ApmlRRVDP/1D5HFiEq+PxYfkVAt11cpi+yd3B0wnnYIDmUMNa7g+JDE07vC47JNsOZdljWiBJCnquHy2uTau7YxwqOXKoX5GPAny1/PvgF51EamXnXNE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=UHW3NfvS; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="UHW3NfvS" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E734C4CEE4; Tue, 4 Mar 2025 02:48:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1741056536; bh=JBkXI4PzqL0BOZgZ0aJYJp3+TjBODhOrClrfxvdFYT0=; h=Date:To:From:Subject:From; b=UHW3NfvS1tC36HCqiVxQlvr2jnPECbRMsh9ohi8DZVD53OsB7bc3TJE4Ld9mx37Zp DF43jLmt6sQUcXtoQt+RMmvtQsPrZBe8vU6nODP37GgxMZDpPh3h4JWE3iohLi5Tma /i5Cz1MYGxdzPCsKUugH0lN9WOYU/fAAV+y6Uohw= Date: Mon, 03 Mar 2025 18:48:55 -0800 To: mm-commits@vger.kernel.org,ziy@nvidia.com,yuzhao@google.com,usamaarif642@gmail.com,roman.gushchin@linux.dev,peterz@infradead.org,osalvador@suse.de,muchun.song@linux.dev,mpe@ellerman.id.au,maddy@linux.ibm.com,luto@kernel.org,joao.m.martins@oracle.com,hca@linux.ibm.com,hannes@cmpxchg.org,gor@linux.ibm.com,david@redhat.com,dave.hansen@linux.intel.com,dan.carpenter@linaro.org,arnd@arndb.de,agordeev@linux.ibm.com,fvdl@google.com,akpm@linux-foundation.org From: Andrew Morton Subject: + mm-bootmem_info-export-register_page_bootmem_memmap.patch added to mm-unstable branch Message-Id: <20250304024856.1E734C4CEE4@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: mm/bootmem_info: export register_page_bootmem_memmap has been added to the -mm mm-unstable branch. Its filename is mm-bootmem_info-export-register_page_bootmem_memmap.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-bootmem_info-export-register_page_bootmem_memmap.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: Frank van der Linden Subject: mm/bootmem_info: export register_page_bootmem_memmap Date: Fri, 28 Feb 2025 18:29:10 +0000 If other mm code wants to use this function for early memmap inialization (on the platforms that have it), it should be made available properly, not just unconditionally in mm.h Make this function available for such cases. Link: https://lkml.kernel.org/r/20250228182928.2645936-10-fvdl@google.com Signed-off-by: Frank van der Linden Cc: Alexander Gordeev Cc: Andy Lutomirski Cc: Arnd Bergmann Cc: Dan Carpenter Cc: Dave Hansen Cc: David Hildenbrand Cc: Heiko Carstens Cc: Joao Martins Cc: Johannes Weiner Cc: Madhavan Srinivasan Cc: Michael Ellerman Cc: Muchun Song Cc: Oscar Salvador Cc: Peter Zijlstra Cc: Roman Gushchin (Cruise) Cc: Usama Arif Cc: Vasily Gorbik Cc: Yu Zhao Cc: Zi Yan Signed-off-by: Andrew Morton --- arch/powerpc/mm/init_64.c | 4 ++++ include/linux/bootmem_info.h | 7 +++++++ include/linux/mm.h | 3 --- 3 files changed, 11 insertions(+), 3 deletions(-) --- a/arch/powerpc/mm/init_64.c~mm-bootmem_info-export-register_page_bootmem_memmap +++ a/arch/powerpc/mm/init_64.c @@ -41,6 +41,7 @@ #include #include #include +#include #include #include @@ -386,10 +387,13 @@ void __ref vmemmap_free(unsigned long st } #endif + +#ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE void register_page_bootmem_memmap(unsigned long section_nr, struct page *start_page, unsigned long size) { } +#endif /* CONFIG_HAVE_BOOTMEM_INFO_NODE */ #endif /* CONFIG_SPARSEMEM_VMEMMAP */ --- a/include/linux/bootmem_info.h~mm-bootmem_info-export-register_page_bootmem_memmap +++ a/include/linux/bootmem_info.h @@ -18,6 +18,8 @@ enum bootmem_type { #ifdef CONFIG_HAVE_BOOTMEM_INFO_NODE void __init register_page_bootmem_info_node(struct pglist_data *pgdat); +void register_page_bootmem_memmap(unsigned long section_nr, struct page *map, + unsigned long nr_pages); void get_page_bootmem(unsigned long info, struct page *page, enum bootmem_type type); @@ -58,6 +60,11 @@ static inline void register_page_bootmem { } +static inline void register_page_bootmem_memmap(unsigned long section_nr, + struct page *map, unsigned long nr_pages) +{ +} + static inline void put_page_bootmem(struct page *page) { } --- a/include/linux/mm.h~mm-bootmem_info-export-register_page_bootmem_memmap +++ a/include/linux/mm.h @@ -3998,9 +3998,6 @@ static inline bool vmemmap_can_optimize( } #endif -void register_page_bootmem_memmap(unsigned long section_nr, struct page *map, - unsigned long nr_pages); - enum mf_flags { MF_COUNT_INCREASED = 1 << 0, MF_ACTION_REQUIRED = 1 << 1, _ Patches currently in -mm which might be from fvdl@google.com are mm-cma-export-total-and-free-number-of-pages-for-cma-areas.patch mm-cma-support-multiple-contiguous-ranges-if-requested.patch mm-cma-introduce-cma_intersects-function.patch mm-hugetlb-use-cma_declare_contiguous_multi.patch mm-hugetlb-remove-redundant-__clearpagereserved.patch mm-hugetlb-use-online-nodes-for-bootmem-allocation.patch mm-hugetlb-convert-cmdline-parameters-from-setup-to-early.patch x86-mm-make-register_page_bootmem_memmap-handle-pte-mappings.patch mm-bootmem_info-export-register_page_bootmem_memmap.patch mm-sparse-allow-for-alternate-vmemmap-section-init-at-boot.patch mm-hugetlb-set-migratetype-for-bootmem-folios.patch mm-define-__init_reserved_page_zone-function.patch mm-hugetlb-check-bootmem-pages-for-zone-intersections.patch mm-sparse-add-vmemmap__hvo-functions.patch mm-hugetlb-deal-with-multiple-calls-to-hugetlb_bootmem_alloc.patch mm-hugetlb-move-huge_boot_pages-list-init-to-hugetlb_bootmem_alloc.patch mm-hugetlb-add-pre-hvo-framework.patch mm-hugetlb_vmemmap-fix-hugetlb_vmemmap_restore_folios-definition.patch mm-hugetlb-do-pre-hvo-for-bootmem-allocated-pages.patch x86-setup-call-hugetlb_bootmem_alloc-early.patch x86-mm-set-arch_want_hugetlb_vmemmap_preinit.patch mm-cma-simplify-zone-intersection-check.patch mm-cma-introduce-a-cma-validate-function.patch mm-cma-introduce-interface-for-early-reservations.patch mm-hugetlb-add-hugetlb_cma_only-cmdline-option.patch mm-hugetlb-enable-bootmem-allocation-from-cma-areas.patch mm-hugetlb-move-hugetlb-cma-code-in-to-its-own-file.patch