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[80.230.47.179]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48a525a0b1asm218200665e9.2.2026.04.26.14.47.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 26 Apr 2026 14:47:55 -0700 (PDT) Date: Sun, 26 Apr 2026 17:47:52 -0400 From: "Michael S. Tsirkin" To: linux-kernel@vger.kernel.org Cc: Andrew Morton , David Hildenbrand , Vlastimil Babka , Brendan Jackman , Michal Hocko , Suren Baghdasaryan , Jason Wang , Andrea Arcangeli , Gregory Price , linux-mm@kvack.org, virtualization@lists.linux.dev, Lorenzo Stoakes , "Liam R. Howlett" , Mike Rapoport Subject: [PATCH RFC v4 07/22] mm: use __GFP_ZERO in vma_alloc_zeroed_movable_folio Message-ID: <5cfba90528b7abc1ebee68ac17efb6e3813fd916.1777223007.git.mst@redhat.com> References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Now that post_alloc_hook() handles cache-friendly user page zeroing via folio_zero_user(), convert vma_alloc_zeroed_movable_folio() to pass __GFP_ZERO instead of zeroing at the callsite. Signed-off-by: Michael S. Tsirkin Assisted-by: Claude:claude-opus-4-6 --- include/linux/highmem.h | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) diff --git a/include/linux/highmem.h b/include/linux/highmem.h index af03db851a1d..ffa683f64f1d 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -320,13 +320,8 @@ static inline struct folio *vma_alloc_zeroed_movable_folio(struct vm_area_struct *vma, unsigned long vaddr) { - struct folio *folio; - - folio = vma_alloc_folio(GFP_HIGHUSER_MOVABLE, 0, vma, vaddr); - if (folio && user_alloc_needs_zeroing()) - clear_user_highpage(&folio->page, vaddr); - - return folio; + return vma_alloc_folio(GFP_HIGHUSER_MOVABLE | __GFP_ZERO, + 0, vma, vaddr); } #endif -- MST