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[193.116.97.30]) by smtp.gmail.com with ESMTPSA id bf3sm5486112pjb.45.2020.12.17.05.47.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 17 Dec 2020 05:47:37 -0800 (PST) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH 0/7] powerpc/64s: TLB flushing improvements Date: Thu, 17 Dec 2020 23:47:24 +1000 Message-Id: <20201217134731.488135-1-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nicholas Piggin Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Another round of reducing TLB flushing (mostly on radix). Thanks, Nick Nicholas Piggin (7): powerpc/64s/radix: add warning and comments in mm_cpumask trim powerpc/64s/radix: refactor TLB flush type selection powerpc/64s/radix: Check for no TLB flush required powerpc/64s/radix: Allow mm_cpumask trimming from external sources powerpc/64s/radix: occasionally attempt to trim mm_cpumask powerpc/64s/radix: serialize_against_pte_lookup IPIs trim mm_cpumask powerpc/64s: Implement ptep_clear_flush_young that does not flush TLBs arch/powerpc/include/asm/book3s/64/pgtable.h | 23 +- arch/powerpc/mm/book3s64/pgtable.c | 13 +- arch/powerpc/mm/book3s64/radix_tlb.c | 297 ++++++++++++------- 3 files changed, 225 insertions(+), 108 deletions(-) -- 2.23.0