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b=dfXlSi3xfznad/FmG0SCZLMafBjxDR/Lda1fAMWYelEvVJo+i4rC0KL2kaxDxe/Nm o4hd4e01aneUG0v+WeNJ+XCvIbBONAK1FfYC9cN8ZZkHJy1wnzS/Nk7m3dVuTuOoYx Gx3yMfF/A/3paZtby+moTo3+91ZGDXlbB6xC2/erHz7Su08ptQhecAnGy/N9dpg3n5 dW6JBTXZPsoYUL2bJsuPl4y6MvtbTdxYd/UwKZfIa6rLBcu2GE3AA64I+2G92Ttkss xdUWLWWuOMSTsg6JrtyvYMVdXc8ZLMpbPzc+ltf7loOSrrbKeSVtTQxpCNP/BkSLYo pIVR/oT1x0/vQ== Message-ID: Date: Fri, 6 Feb 2026 13:59:20 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 7/8] mm: convert __HAVE_ARCH_TLB_REMOVE_TABLE to CONFIG_HAVE_ARCH_TLB_REMOVE_TABLE config To: Qi Zheng , andreas@gaisler.com, richard.weiyang@gmail.com, will@kernel.org, peterz@infradead.org, aneesh.kumar@kernel.org, npiggin@gmail.com, dev.jain@arm.com, ioworker0@gmail.com, linmag7@gmail.com, akpm@linux-foundation.org Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-alpha@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linux-um@lists.infradead.org, sparclinux@vger.kernel.org, Qi Zheng References: <5ebfa3d4b56e63c6906bda5eccaa9f7194d3a86b.1769515122.git.zhengqi.arch@bytedance.com> <1663ae90-3247-4e12-a25a-049fc3281e19@linux.dev> <538fef61-3903-407e-8486-538a28b99e9d@kernel.org> <53a1bbdd-26d1-454d-af06-169172278718@linux.dev> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Stat-Signature: xyg6dapbb1jx1r1dcfusyg1pgx4ht3mp X-Rspam-User: X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: F3345C000C X-HE-Tag: 1770382767-871958 X-HE-Meta: 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 U/VKMvaS DQmoe+wfuq+P2++ChA81iLXfSKrfD8ciijA/Q4ZVmcgv0wMqc9B0RqKRAXPilKN/Olbn5ddeBNIMTsfhwBeDZWTYncDwxaYIsf2GhEXD2LxntM2kNBbtmvwA7scyRO5fKsyi64ybkVTbCr1ebMbekAccyK9M1y9BBkJ8hDsaWtFfYYFtAnUUm/9AJZZ+fiRphhVkp4AVAq3UJ4OutkXgCZ63rdYChJFQtOVy/wUfoL6oATJzNuYM2uTO6drSPIbLI1h2FAIYtLBD1sZdDWbRufJqz+plSEtsg8+xfobzEng602DQbK2F2IFpuA4UsMVEHwKtCnb2zOyNp78N9M2K47N16VwtepbOiXybPHr5W4cZM+uGSAVifEs0ARMi0KOM00QESgNv8V8vSv84goIINLgRxMtvgUE8DhTMn7Qg2w4/E9Ag= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 2/6/26 12:58, Qi Zheng wrote: > > > On 2/6/26 7:45 PM, David Hildenbrand (Arm) wrote: >> On 2/6/26 12:13, Qi Zheng wrote: >>> >>> >>> >>> Ah, It's just simply aligned with the MMU_GATHER_RCU_TABLE_FREE above. >> >> But does that work as expected for !SMP? > > In the case of !SMP, tlb_remove_table() will not be called: > > static inline void pgtable_free_tlb(struct mmu_gather *tlb, void *table, > bool is_page) > { >     pgtable_free(table, is_page); > } Ah, okay. Confusing stuff. Would have been nice to document/mention that in the patch description. So if it compiles, all good Acked-by: David Hildenbrand (Arm) -- Cheers, David