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Wed, 16 Apr 2025 04:26:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744777563; bh=NF1Fz3bDL9B8+3kS7pFSCGv/wFAjiHx4+Ev+Qri+nRI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=S2f4NLftPAY2dyH5uJ9BBSOkQIXPLI+NMI9wIuqb7TxG/RSNHu+LqtgDjjEBIDVNn 7NtByuthkgHRjmg5XBSlhPisAWE9Ln77uuth9cLZlM3EZpUXYGlPhAnGPZBvtitINP 63X4bG0SB48Nzt1kUGflNNpg1zEruzc+c9gYKuKP1A7fvNc3egUsHhpKKVwxUIf/6t v799YleAqN9wag0aUJil73BmheVT3RjtnY4//DpGbSNUTqJiaORH0WZRLLb27b6rdQ rgiLsnYIFC+tWi/MvINGZXCb+eE6hDegvyOT5C0oxrwmese+t3rxR2MVEQXe2R0NcZ tiBbouF8I9YNg== From: SeongJae Park To: Cc: SeongJae Park , Andrew Morton , Ze Zuo , damon@lists.linux.dev, kernel-team@meta.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH 06/10] mm/damon/paddr: support addr_unit for DAMOS_STAT Date: Tue, 15 Apr 2025 21:25:47 -0700 Message-Id: <20250416042551.158131-7-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250416042551.158131-1-sj@kernel.org> References: <20250416042551.158131-1-sj@kernel.org> MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Queue-Id: A9AC51C0003 X-Rspamd-Server: rspam04 X-Stat-Signature: bo1adk3m54sjigkysaiz6cwjj7rjc8k9 X-HE-Tag: 1744777563-884536 X-HE-Meta: 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 2NDzf3P6 2KUVSoLhMLb0/bEGeiFB1yvau+wAWbRzmSanLvMmma3dF2I4/YSlP+3J3VPE2FBhIVnwr8qu5ahj6suhQ+Cnr65bigi61EaeQ6CxEo4JpZU0/P4Hn7/NtN9fQcsLksWs/NS2TDmZq1oSH0HwpIG/HgeFVpGB/2gQ7afp2qM37jO90g4r2oIPZT9dykxiq8mwLFaU6MR0nMsmR08tZKCdMk3Ugf+4m5s/fpmK2B583wWP7YXUXiGRDvKqPD6pXb0hYrxHf5IjKTxH+fJlVH5YqixfkcA== 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: Add support of addr_unit for DAMOS_STAT action handling from the DAMOS operation implementation for the physical address space. Signed-off-by: SeongJae Park --- mm/damon/paddr.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/mm/damon/paddr.c b/mm/damon/paddr.c index 20955eefcdbf..0d6491159a04 100644 --- a/mm/damon/paddr.c +++ b/mm/damon/paddr.c @@ -562,18 +562,19 @@ static bool damon_pa_scheme_has_filter(struct damos *s) return false; } -static unsigned long damon_pa_stat(struct damon_region *r, struct damos *s, +static unsigned long damon_pa_stat(struct damon_region *r, + unsigned long addr_unit, struct damos *s, unsigned long *sz_filter_passed) { - unsigned long addr; + phys_addr_t addr; LIST_HEAD(folio_list); struct folio *folio; if (!damon_pa_scheme_has_filter(s)) return 0; - addr = r->ar.start; - while (addr < r->ar.end) { + addr = damon_pa_phys_addr(r->ar.start, addr_unit); + while (addr < damon_pa_phys_addr(r->ar.end, addr_unit)) { folio = damon_get_folio(PHYS_PFN(addr)); if (damon_pa_invalid_damos_folio(folio, s)) { addr += PAGE_SIZE; @@ -701,7 +702,7 @@ static unsigned long damon_pa_apply_scheme(struct damon_ctx *ctx, return damon_pa_alloc_or_free(r, scheme, false); #endif case DAMOS_STAT: - return damon_pa_stat(r, scheme, sz_filter_passed); + return damon_pa_stat(r, aunit, scheme, sz_filter_passed); default: /* DAMOS actions that not yet supported by 'paddr'. */ break;