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 3F0C08488 for ; Sat, 13 Sep 2025 22:17:24 +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=1757801844; cv=none; b=iVkLOGW5DcXNN2Cx8Osrn2AcO5xWltFp/VTi+/pdP9amA/JxYBrsxdAOvAbeRGsNYeQiSpX2KC2Et1+Fg/RLn1JopB2So3HMKyPgBNX9ckEcY9msOza3iq3FIcYII1QOjfyb2Gn0uL0hQPTIUaf1j1r+qtojNfaxEa0/BeIt6sQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757801844; c=relaxed/simple; bh=Xu5fwHLQlygmIIMhWe6nF0MEXSLZ68BPhCHKtEGAt24=; h=Date:To:From:Subject:Message-Id; b=HRsFYL+PR9DAp9MGYQWFDqsbvS7tjdNegoy2DI0vdAFmwU5PtK7LrvfwMJ9ainPxo6ygQsRXOEY2F5YqKHp7fpdUqOIX80YCh2pjnjXZ17KF2yriw88yel7/m+QSH3g3qvv2Fiae2X9zs2/feE322wqVnhKfY3MW9ytkE/F9mkQ= 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=pbVActRU; 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="pbVActRU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C81E9C4CEEB; Sat, 13 Sep 2025 22:17:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1757801843; bh=Xu5fwHLQlygmIIMhWe6nF0MEXSLZ68BPhCHKtEGAt24=; h=Date:To:From:Subject:From; b=pbVActRURrvVdxvUKLa4XNFUic/56CjU2+Pv0TIqgndmSws7lPQJs5HHVFYsFn5w/ 1+WgmNBVv04aH3JWJ3jYhLuhSHP2kGtiUUet1hHhUVyXM3l74SLaIKlzi9Mfy+Fn1L uYEmLHrGMrB77DsYE5EfB2Bg0Ax8BCCNbkuzH08U= Date: Sat, 13 Sep 2025 15:17:23 -0700 To: mm-commits@vger.kernel.org,v-songbaohua@oppo.com,surenb@google.com,peterx@redhat.com,kaleshsingh@google.com,david@redhat.com,baohua@kernel.org,lokeshgidra@google.com,akpm@linux-foundation.org From: Andrew Morton Subject: [folded-merged] userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move-v6.patch removed from -mm tree Message-Id: <20250913221723.C81E9C4CEEB@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-opportunistic-tlb-flush-batching-for-present-pages-in-move-v6 has been removed from the -mm tree. Its filename was userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move-v6.patch This patch was dropped because it was folded into userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move.patch ------------------------------------------------------ From: Lokesh Gidra Subject: userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move-v6 Date: Sat, 16 Aug 2025 12:11:23 -0700 make calculation of largest extent that can be batched unconditional on length, per Barry Link: https://lkml.kernel.org/r/20250816191123.3601561-1-lokeshgidra@google.com Signed-off-by: Lokesh Gidra Acked-by: Peter Xu Reviewed-by: Barry Song Cc: Suren Baghdasaryan Cc: Kalesh Singh Cc: Barry Song Cc: David Hildenbrand Cc: Peter Xu Signed-off-by: Andrew Morton --- mm/userfaultfd.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) --- a/mm/userfaultfd.c~userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move-v6 +++ a/mm/userfaultfd.c @@ -1081,11 +1081,8 @@ static long move_present_ptes(struct mm_ unsigned long src_start = src_addr; unsigned long src_end; - if (len > PAGE_SIZE) { - len = pmd_addr_end(dst_addr, dst_addr + len) - dst_addr; - src_end = pmd_addr_end(src_addr, src_addr + len); - } else - src_end = src_addr + len; + len = pmd_addr_end(dst_addr, dst_addr + len) - dst_addr; + src_end = pmd_addr_end(src_addr, src_addr + len); flush_cache_range(src_vma, src_addr, src_end); double_pt_lock(dst_ptl, src_ptl); _ Patches currently in -mm which might be from lokeshgidra@google.com are userfaultfd-opportunistic-tlb-flush-batching-for-present-pages-in-move.patch