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[66.187.233.206]) by smtp.gmail.com with ESMTPSA id m129sm1377605qkf.86.2019.08.23.07.22.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 23 Aug 2019 07:22:14 -0700 (PDT) From: Qian Cai To: mpe@ellerman.id.au Cc: benh@kernel.crashing.org, paulus@samba.org, aneesh.kumar@linux.ibm.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Qian Cai Subject: [PATCH] powerpc/mm/radix: remove useless kernel messages Date: Fri, 23 Aug 2019 10:22:00 -0400 Message-Id: <1566570120-16529-1-git-send-email-cai@lca.pw> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Booting a POWER9 PowerNV system generates a few messages below with "____ptrval____" due to the pointers printed without a specifier extension (i.e unadorned %p) are hashed to prevent leaking information about the kernel memory layout. radix-mmu: Initializing Radix MMU radix-mmu: Partition table (____ptrval____) radix-mmu: Mapped 0x0000000000000000-0x0000000040000000 with 1.00 GiB pages (exec) radix-mmu: Mapped 0x0000000040000000-0x0000002000000000 with 1.00 GiB pages radix-mmu: Mapped 0x0000200000000000-0x0000202000000000 with 1.00 GiB pages radix-mmu: Process table (____ptrval____) and radix root for kernel: (____ptrval____) Signed-off-by: Qian Cai --- arch/powerpc/mm/book3s64/radix_pgtable.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c index b4ca9e95e678..b6692ee9411d 100644 --- a/arch/powerpc/mm/book3s64/radix_pgtable.c +++ b/arch/powerpc/mm/book3s64/radix_pgtable.c @@ -386,7 +386,6 @@ static void __init radix_init_pgtable(void) * physical address here. */ register_process_table(__pa(process_tb), 0, PRTB_SIZE_SHIFT - 12); - pr_info("Process table %p and radix root for kernel: %p\n", process_tb, init_mm.pgd); asm volatile("ptesync" : : : "memory"); asm volatile(PPC_TLBIE_5(%0,%1,2,1,1) : : "r" (TLBIEL_INVAL_SET_LPID), "r" (0)); @@ -420,7 +419,6 @@ static void __init radix_init_partition_table(void) mmu_partition_table_set_entry(0, dw0, 0); pr_info("Initializing Radix MMU\n"); - pr_info("Partition table %p\n", partition_tb); } void __init radix_init_native(void) -- 1.8.3.1