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Fri, 11 Oct 2024 00:23:24 -0700 (PDT) Received: from dw-tp.ibmuc.com ([49.205.218.89]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-20c8bad335dsm18825155ad.50.2024.10.11.00.23.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Oct 2024 00:23:24 -0700 (PDT) From: "Ritesh Harjani (IBM)" To: linuxppc-dev@lists.ozlabs.org Cc: linux-mm@kvack.org, Sourabh Jain , Hari Bathini , Zi Yan , David Hildenbrand , "Kirill A . Shutemov" , Mahesh J Salgaonkar , Michael Ellerman , Madhavan Srinivasan , "Aneesh Kumar K . V" , Donet Tom , LKML , Sachin P Bappalige , "Ritesh Harjani (IBM)" Subject: [RFC v2 0/4] cma: powerpc fadump fixes Date: Fri, 11 Oct 2024 12:53:08 +0530 Message-ID: X-Mailer: git-send-email 2.46.0 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Please find the v2 of cma related powerpc fadump fixes. Patch-1 is a change in mm/cma.c to make sure we return an error if someone uses cma_init_reserved_mem() before the pageblock_order is initalized. I guess, it's best if Patch-1 goes via mm tree and since rest of the changes are powerpc fadump fixes hence those should go via powerpc tree. Right? v1 -> v2: ========= 1. Review comments from David to call fadump_cma_init() after the pageblock_order is initialized. Also to catch usages if someone tries to call cma_init_reserved_mem() before pageblock_order is initialized. [v1]: https://lore.kernel.org/linuxppc-dev/c1e66d3e69c8d90988c02b84c79db5d9dd93f053.1728386179.git.ritesh.list@gmail.com/ Ritesh Harjani (IBM) (4): cma: Enforce non-zero pageblock_order during cma_init_reserved_mem() fadump: Refactor and prepare fadump_cma_init for late init fadump: Reserve page-aligned boot_memory_size during fadump_reserve_mem fadump: Move fadump_cma_init to setup_arch() after initmem_init() arch/powerpc/include/asm/fadump.h | 7 ++++ arch/powerpc/kernel/fadump.c | 55 +++++++++++++++--------------- arch/powerpc/kernel/setup-common.c | 6 ++-- mm/cma.c | 9 +++++ 4 files changed, 48 insertions(+), 29 deletions(-) -- 2.46.0