From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 E095D392C45 for ; Mon, 20 Apr 2026 08:38:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776674291; cv=none; b=LHOzfrY88YVHdOAduFmWuBIB7o8S33OjYCmfNxyUa5Oq3FSewxvTAwpgN5f7NvAcGnETcsnXWzCpVwPMgRX4PHlhQbbWG9DSc+LP3mLUrvkcpvex80spL4saJ9yzqE5i1fQDwaymc7GAGB9G13Es9oneTk6LoXcvBDTNljzEu+4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776674291; c=relaxed/simple; bh=iWEKgr0fPS2LBwyZw/FU46u4D7VN/HA2cp40fXv2VUw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=EWiVdGMFBdZuaO5EatH19EIJ3PaRg7l/G2EiWiLgy3O0baHVhjcQ7RiE/DmSucCcKD3MiF9wUFAFZsaX40gjqT9mx+TF0gUy7UP20K8fUQ80nBQwc3QXCXTTxQG4JZ7Nf32EIhViJcEygwKUf82qoTBNpa4PwrGaZUiXmGeDHlo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=AeWzjOyz; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="AeWzjOyz" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1776674289; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=73kY/18lwrFclzGx58kIFewTdVs+3oxIn+HO6KCOAHs=; b=AeWzjOyzuf0IAFSuwqWkZCFrDWprgBLvoxZ31Gvw77fHMrX8E119nDq+Wpr/anXmqCp3oL TYgIxuBpbvGdkY59CnHDMHPyrdfbzh9oAq33ZamcFKwv/7miwR1488UH2nqZmKHEezuudA vDaUWFPi9vownif4O5s32r+1e/YuH6w= Received: from mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-279-rfE_8BV6PwedqQ7uh3JVAw-1; Mon, 20 Apr 2026 04:38:05 -0400 X-MC-Unique: rfE_8BV6PwedqQ7uh3JVAw-1 X-Mimecast-MFC-AGG-ID: rfE_8BV6PwedqQ7uh3JVAw_1776674284 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 115EA195609F; Mon, 20 Apr 2026 08:38:04 +0000 (UTC) Received: from warthog.procyon.org.com (unknown [10.44.48.17]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 1BDB8195608E; Mon, 20 Apr 2026 08:38:00 +0000 (UTC) From: David Howells To: Christian Brauner Cc: David Howells , Paulo Alcantara , netfs@lists.linux.dev, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Matthew Wilcox Subject: [PATCH 10/11] netfs: Fix comment about write-streaming avoidance Date: Mon, 20 Apr 2026 09:37:01 +0100 Message-ID: <20260420083705.1009074-11-dhowells@redhat.com> In-Reply-To: <20260420083705.1009074-1-dhowells@redhat.com> References: <20260420083705.1009074-1-dhowells@redhat.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 In netfs_perform_write(), there used to be a section in which write-streaming was avoided if either the fd is open O_RDWR or fscaching is enabled, but the former was removed as netfs_read_folio() can now fill in the gaps rather then flushing, but the comment was not updated. Fix the comment to match. Fixes: eac38f8a2b85 ("netfs: Fix write streaming disablement if fd open O_RDWR") Closes: https://sashiko.dev/#/patchset/20260414082004.3756080-1-dhowells%40redhat.com Signed-off-by: David Howells cc: Paulo Alcantara cc: Matthew Wilcox cc: netfs@lists.linux.dev cc: linux-fsdevel@vger.kernel.org --- fs/netfs/buffered_write.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/netfs/buffered_write.c b/fs/netfs/buffered_write.c index c840f5448178..2abf451c38f6 100644 --- a/fs/netfs/buffered_write.c +++ b/fs/netfs/buffered_write.c @@ -278,9 +278,7 @@ ssize_t netfs_perform_write(struct kiocb *iocb, struct iov_iter *iter, /* We don't want to do a streaming write on a file that loses * caching service temporarily because the backing store got - * culled and we don't really want to get a streaming write on - * a file that's open for reading as ->read_folio() then has to - * be able to flush it. + * culled. */ if (netfs_is_cache_enabled(ctx)) { if (finfo) {