From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3B8F0351C28 for ; Fri, 17 Apr 2026 05:59:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776405588; cv=none; b=t3YaHVFojXmjgNgRHPdjXz7Ij01rgh3L6VQO4IkP6ftN52cuj12br+7Ir2TWtvrBqi5UHiHWf1V1urf0CdIO3hqNzAuHEvbb4hSD/6E0ZJMrt++8Cc+yBFbGiaWH2txGHXsHqnl4dyr+NcpP/rPSbTHj5I6LxYnlq0Y1GTA6tm0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776405588; c=relaxed/simple; bh=NpEp1PWBNkmkfjnS/Qc2vQEimvpMEW42HlLR3OUInh0=; h=Date:To:From:Subject:Message-Id; b=ETtLoNGgZFaIiTOwUhkQt7wUNwCxV+nynQv5qeXf2Gpm1sr5GOCyqXP2Az+eZsuTLsj+jEJKBIZNRAupaQDRnh4zuuFhkLWCjcyDZniTuR1Rm2rvshYN6v5l6ZKcUAYiGOL69nQfKuGsiFCukXGsfh3H/FHniFuQIk/WwQyhROI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=MhGzgNTt; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="MhGzgNTt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 25B58C2BCB4; Fri, 17 Apr 2026 05:59:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1776405587; bh=NpEp1PWBNkmkfjnS/Qc2vQEimvpMEW42HlLR3OUInh0=; h=Date:To:From:Subject:From; b=MhGzgNTtbqOz2KqqZMoWsFEPGm30XQkeAr4SjAkOwsd/O04YFBJX1QGRvEirO3Zf/ cQctcQ2oMneVKiCDt4L7yF5B2ckRjjsg2KNwK5Sedw+H5TzIX1EDAuLhOyLmJeeywf /92zxIvkftF2O6Ze97yZO1pPLl9/q1ulZLlT6t0M= Date: Thu, 16 Apr 2026 22:59:44 -0700 To: mm-commits@vger.kernel.org,willy@infradead.org,vbabka@suse.cz,tz2294@columbia.edu,surenb@google.com,shuah@kernel.org,seanjc@google.com,peterx@redhat.com,pbonzini@redhat.com,osalvador@suse.de,muchun.song@linux.dev,mhocko@suse.com,ljs@kernel.org,liam.howlett@oracle.com,kalyazin@amazon.com,jthoughton@google.com,hughd@google.com,harry.yoo@oracle.com,harry@kernel.org,devnexen@gmail.com,david@kernel.org,baolin.wang@linux.alibaba.com,axelrasmussen@google.com,avagin@google.com,aarcange@redhat.com,rppt@kernel.org,akpm@linux-foundation.org From: Andrew Morton Subject: [folded-merged] userfaultfd-introduce-vm_uffd_ops-fix.patch removed from -mm tree Message-Id: <20260417055947.25B58C2BCB4@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The quilt patch titled Subject: userfaultfd-introduce-vm_uffd_ops-fix has been removed from the -mm tree. Its filename was userfaultfd-introduce-vm_uffd_ops-fix.patch This patch was dropped because it was folded into userfaultfd-introduce-vm_uffd_ops.patch ------------------------------------------------------ From: Mike Rapoport (Microsoft) Subject: userfaultfd-introduce-vm_uffd_ops-fix Date: Thu, 9 Apr 2026 20:18:57 +0300 relocate VM_DROPPABLE test, per Tal Link: https://lore.kernel.org/adffgfM5ANxtPIEF@kernel.org Signed-off-by: Mike Rapoport (Microsoft) Cc: Tal Zussman Cc: Andrea Arcangeli Cc: Andrei Vagin Cc: Axel Rasmussen Cc: Baolin Wang Cc: David Carlier Cc: David Hildenbrand (Arm) Cc: Harry Yoo Cc: Harry Yoo (Oracle) Cc: Hugh Dickins Cc: James Houghton Cc: Liam Howlett Cc: Lorenzo Stoakes (Oracle) Cc: Matthew Wilcox (Oracle) Cc: Michal Hocko Cc: Muchun Song Cc: Nikita Kalyazin Cc: Oscar Salvador Cc: Paolo Bonzini Cc: Peter Xu Cc: Sean Christopherson Cc: Shuah Khan Cc: Suren Baghdasaryan Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- mm/userfaultfd.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/mm/userfaultfd.c~userfaultfd-introduce-vm_uffd_ops-fix +++ a/mm/userfaultfd.c @@ -2042,6 +2042,9 @@ bool vma_can_userfault(struct vm_area_st { const struct vm_uffd_ops *ops = vma_uffd_ops(vma); + if (vma->vm_flags & VM_DROPPABLE) + return false; + vm_flags &= __VM_UFFD_FLAGS; /* @@ -2055,9 +2058,6 @@ bool vma_can_userfault(struct vm_area_st if (!ops) return false; - if (vma->vm_flags & VM_DROPPABLE) - return false; - /* * If user requested uffd-wp but not enabled pte markers for * uffd-wp, then only anonymous memory is supported _ Patches currently in -mm which might be from rppt@kernel.org are userfaultfd-introduce-mfill_copy_folio_locked-helper.patch userfaultfd-introduce-struct-mfill_state.patch userfaultfd-introduce-mfill_establish_pmd-helper.patch userfaultfd-introduce-mfill_get_vma-and-mfill_put_vma.patch userfaultfd-retry-copying-with-locks-dropped-in-mfill_atomic_pte_copy.patch userfaultfd-move-vma_can_userfault-out-of-line.patch userfaultfd-introduce-vm_uffd_ops.patch shmem-userfaultfd-use-a-vma-callback-to-handle-uffdio_continue.patch userfaultfd-introduce-vm_uffd_ops-alloc_folio.patch shmem-userfaultfd-implement-shmem-uffd-operations-using-vm_uffd_ops.patch userfaultfd-mfill_atomic-remove-retry-logic.patch