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b=RWGKyzUosTZ3X0oRgwmZ0o0+GKcsp4gBP1fcd86j9pjeXxciQAlBnoaMezmBBEK/7 PA00BygP29YLtDz+RXCLT3LG7UszsPLKnll/moKmMkVOTatY4D0AKtZrW+LDfTqGtM XQOhaa++wClB39tzLz58Rb9XhBVdQJO1zeEHLXNo= Date: Mon, 30 Sep 2024 11:05:26 -0700 From: Andrew Morton To: "qiwu.chen" Cc: Liam.Howlett@oracle.com, vbabka@suse.cz, lorenzo.stoakes@oracle.com, linux-mm@kvack.org, "qiwu.chen" Subject: Re: [PATCH] mm: move get_vma_name() from procfs to mm tree Message-Id: <20240930110526.b0743a186b32c781cab0a9cd@linux-foundation.org> In-Reply-To: <20240929093212.40449-1-qiwu.chen@transsion.com> References: <20240929093212.40449-1-qiwu.chen@transsion.com> X-Mailer: Sylpheed 3.8.0beta1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 976A42001A X-Stat-Signature: ebnpwwtio1fqa9ejpcj4h1br3y8jc6e9 X-Rspamd-Server: rspam09 X-Rspam-User: X-HE-Tag: 1727719528-398854 X-HE-Meta: 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 B+1Tqg7h vxR5Bc8r0+vTu/fplmsf7EpGLykd8O8ghV8Nu88g+2y/XzwQUrJHxkSlP73PMGerpaZ6UD0Exv3JJ4kktTGvvLzmeeS4AkbM+dXLF/3jM4K/KTsYvrSplHjVYrTKOrHGNWaxqVV2QWQ77f4//gfIFF0UhektOCKq7HHJwqhYYgo9wEU2YuFtAD/Cw8W+1ikfyt0tj3rsHwA2PEVNcNaCQEoFENWMXelmymvy3eIrYBX9n6CFpVVci6ud/s6CsKB6k5Nihr6dstRvDzck5fn16Wj0oLkyCAQf0kQ4HaROyYFuETSZK+za4KZM2MP68q2Fy1yWj 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 Sun, 29 Sep 2024 17:32:12 +0800 "qiwu.chen" wrote: > Commit acd4b2ecf3bb2 ("fs/procfs: extract logic for getting VMA name > constituents") introduces a generic helper to get VMA name constituents. > Currently, it's statically defined and referenced in fs/proc/task_mmu.c, > which is not opened to users who want to query VMA name more efficiently. > > This patch moves get_vma_name() from procfs to mm/mmap.c, and export it > for modules usage. We will want to see (and review) the code which calls this function and that code should be part of the mainline kernel tree.