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[80.230.48.7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45416b5c300sm2083644f8f.18.2026.05.07.15.22.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 May 2026 15:22:49 -0700 (PDT) Date: Thu, 7 May 2026 18:22:48 -0400 From: "Michael S. Tsirkin" To: linux-kernel@vger.kernel.org Cc: Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , linux-mm@kvack.org Subject: [PATCH v5 07/28] mm: alloc_anon_folio: pass raw fault address to vma_alloc_folio Message-ID: <6d63fef8150c92fcffde0742877fe18ccc3da59a.1778192416.git.mst@redhat.com> References: MIME-Version: 1.0 In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: ZUqebdGKMBu_cY_EFCblsbaMEs1x9WwWbv-67XEYJrg_1778192571 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspam-User: X-Rspamd-Queue-Id: 4B7F5C0004 X-Rspamd-Server: rspam06 X-Stat-Signature: a9drcrgcak9smtja4fjp85qr5z7f4ebf X-HE-Tag: 1778192574-786701 X-HE-Meta: U2FsdGVkX18APTHK3LhJwv0fl0o8Xf5q4ZflO/Nwaaqutv5bzIoNSQ6oPo7QM9YeJqfhEKiN7dyt8FScMW3hFml5at9MXhvXj1oNF/hArBnTL4o0KSi61Y5xbVn7/E1ocDR1KJZOTBZTNts9FyjEHWXuZ+gS+0HIh2D0BKwQyccAXxdTwk7fAWmxon9+Gp6/bCNcv16rc04WqBNPE9/jo7/2JLjnizdfPUvIalfKsk6qYRSKZKbJDM8mgKI38UjOrcequr0Ff6otPwUEiKPDAboNfbLp+Hq6eNi5kXGBHBWLA2MEyJxrLrgNetiaGqilZWiv8Xly8uZQ0Fq0VEBy3834zgnZSb6jn23juvaWQcRZab1hSRV+r9fVZhRQC1weVwoyMKzlGMjZIHxbki1TYou115G9xANRh74sRt6mQkB2GkYrg9n30cbihlGHDsfZuhwowDW+PXpGNnJco2ndwAmINPPktm3W1looqE4MXDeR8XWC4ESRlpTcTppcGmvDObODnKOZL4qoF17XU1WTrzMn9Td5POcMobhQZ74P8KHBMmIXnXmV8nK3StwZVuefkUPyI32y59ds4Mq6/VKLm/9FJp3gmD60ahlfweD2rzFAykWHq8sZ8W/pCBixfInvt2rlNj5BCVY3lk8N1yzrI9py90q9yWeSCScpKb/M4nBmL1F/mAj17ePUd4qIqar/jx98ki8mxDgVjQwtbpO0ckRjwB0mCRNreLfP1EUrgHhFTg/vAWfzrYFQnxoRwCLDdYnMLbnxSGStb0FiF1y2h8gsml/zzxH4euuDNbd48tMDoOMyMP9iHysNWLqaTbvnqncUU1A3s2rwhgNuH4biKw1qIsrm7f7yVzxcPrQsxOeB1kjixHb8rvpEvI5l1R+Wh/oIYflpGiG7kpoB/bl78ZT4THGCp/a/arpJZ7K2HcQ+FhDZ/URojfWQ81KkNhpC57YRGL9ro1zfDBq35hd cM3vi8JA /HWCjqegFDjZz4aMouslrbP6PtOw0hj2xXtG9rAIK5yCOeEqNP8CqrwFY3vQQvCv1oprE72i/NHPCGC/glMV7wiIM007phkWM23LKhzgG0Mgmq37Zd49KvFK7E6889H1hWMjzIrorjp4h1yWBzbhhUfCmwwAYCpC+ReHKk80O/STNVqJeUSKQ6Kohp1elp6WSrx20y/RqUfNpwudXsU+IxsW0/i53sd4AsHBwrBBzrZQgGu6nSrq4z2P0jEKyHZKjLbGAWfsSd3cyNjUx1/N1OcoDZGcGxdXUhgQOcGdnt8T0v3WuHMqrrLp1gjv9RLD/HpPjpWSxy0kL6PQqGCKO3NuuKjGy8u11mCISGY7aigymKbSs2oaQh3H1Q5nrNwRLpuD9VSS/I79HDqoZjX5AEmUzkA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Now that vma_alloc_folio aligns the address internally, callers no longer need to pre-align. Pass vmf->address directly. Signed-off-by: Michael S. Tsirkin --- mm/memory.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index 07778814b4a8..70ab8b3e3a29 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -4661,8 +4661,7 @@ static struct folio *alloc_swap_folio(struct vm_fault *vmf) /* Try allocating the highest of the remaining orders. */ gfp = vma_thp_gfp_mask(vma); while (orders) { - addr = ALIGN_DOWN(vmf->address, PAGE_SIZE << order); - folio = vma_alloc_folio(gfp, order, vma, addr); + folio = vma_alloc_folio(gfp, order, vma, vmf->address); if (folio) { if (!mem_cgroup_swapin_charge_folio(folio, vma->vm_mm, gfp, entry)) @@ -5178,8 +5177,7 @@ static struct folio *alloc_anon_folio(struct vm_fault *vmf) /* Try allocating the highest of the remaining orders. */ gfp = vma_thp_gfp_mask(vma); while (orders) { - addr = ALIGN_DOWN(vmf->address, PAGE_SIZE << order); - folio = vma_alloc_folio(gfp, order, vma, addr); + folio = vma_alloc_folio(gfp, order, vma, vmf->address); if (folio) { if (mem_cgroup_charge(folio, vma->vm_mm, gfp)) { count_mthp_stat(order, MTHP_STAT_ANON_FAULT_FALLBACK_CHARGE); -- MST