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b=eFbPd3zON/QBBLjsaBL9P4bAEnAhFOjdcnQ1A91hGh1Dgrup8rO7XCvvVgB5Rk4Qd VURnfGuEv9yb9o8FcefA/FAeMjj6vv0nmBYrigQSE0A2mRjpib11zJa7rKsJr3KXBU k74GIc5CLK9Hc09IePt5XQKVuGwf1dmNJ68rqAQQpsNI2F/cJFGILlt3GZ+vIhSBeL n6xlOpnR1FZZAfIO7B1Socc3uoPZ5QvuDr5JHieb6HPN5EvQVca1+tvuwZJ6TxmxAT 0Nd8qyZ70fzfOgYeiDIhwCoU0G46U4Fxj9/rNCCns5YwfBUiW2A2nSeOh3V6KNqXLx 4H2I/ATLJOLyw== From: SeongJae Park To: gutierrez.asier@huawei-partners.com Cc: SeongJae Park , artem.kuzin@huawei.com, stepanov.anatoly@huawei.com, wangkefeng.wang@huawei.com, yanquanmin1@huawei.com, zuoze1@huawei.com, damon@lists.linux.dev, akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH v1 1/1] mm/damon: generalize ctx_target creation for damon_ops_id and add vaddr support Date: Mon, 13 Apr 2026 17:47:38 -0700 Message-ID: <20260414004739.83961-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260413145943.512192-1-gutierrez.asier@huawei-partners.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: 9FCE58000C X-Stat-Signature: xw18heppbkfjyocbp5ecbuisbgfz7ydk X-Rspam-User: X-Rspamd-Server: rspam07 X-HE-Tag: 1776127667-428275 X-HE-Meta: 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 O8Kx2P6G o1K+WdnVnmDgKuIBtEif5od4XTHskCyYr0saMFB/Jh2qw13AmY4uOEr0ojiUSumR8x0xsU2jfCLGPHtS5jxB92RMg3xC1GtK2Z/vjE42M/gu1pkHdehi9eqxoBxD0hQReHNKwgCCSAO0vwvDpTk4DaKn3LXE1UEbQdX3up4OqH8ilm/Kfqv0wZ/eNSYHQnZbbavSGHkr+Dv9vjgT5cbxrwBFclWcQMPZNFbbk2OaYJ/Csu4LO+hA0w8h8rcPSPwGi6nMpKyaicT9YB+LWT+mAB3ZB30eKJa7W3OTe9FUbAnG1sHfMIjNLBn0L++d9QR6aLWn1Ox9Vdo0U58kQVmLQF2cKcA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, 13 Apr 2026 14:59:43 +0000 wrote: > From: Asier Gutierrez > > This patch adds a new function damon_modules_new_vaddr_ctx_target. > Since ctx_target creation for vaddr and paddr is almost identical, > the logic is extracted to a new function, > damon_modules_new_ctx_target, and vaddr and paddr functions are left > just as interfaces. > > This change was suggested earlier[1] and it is needed to allow > developers to create DAMON modules that use DAMON_OPS_PADDR targets. You mean DAMON_OPS_VADDR? And I agree this can be useful if we will make a DAMON module that runs for virtual address spaces. But we don't add new functions without their callers. So this patch should be submitted only together with the caller of the function. > > [1]: https://lore.kernel.org/damon/20260311005759.90440-1-sj@kernel.org/ Thanks, SJ [...]