From patchwork Thu Dec 7 21:21:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Howells X-Patchwork-Id: 13484102 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="VGTKtpEz" Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFEEA1FC1 for ; Thu, 7 Dec 2023 13:23:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1701984208; 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=VpkcpqQGFjGGotXxykSSFj/z2Mj8Id/3cGjDF6fP5aE=; b=VGTKtpEzfWNMLgSiUW3mR+QO8CpvGgyLw5k/sFc9Y2hXrShGQ9/Hz4JjHfetn4Vutn4pL1 eS7hC+sKNH9VubkqGwNsizVblWnBXecIyBVJpoW0ikXdnaT35JWUqdW4B5g3rujNkVz3Bd UXNhGpZApCxIZevLgsaJ2PabNo3ZyyY= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-318-sXfvH7bCOUSVW6S8yfXyow-1; Thu, 07 Dec 2023 16:23:22 -0500 X-MC-Unique: sXfvH7bCOUSVW6S8yfXyow-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (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 mimecast-mx02.redhat.com (Postfix) with ESMTPS id 21A79185A784; Thu, 7 Dec 2023 21:23:21 +0000 (UTC) Received: from warthog.procyon.org.com (unknown [10.42.28.161]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5C37740C6EB9; Thu, 7 Dec 2023 21:23:18 +0000 (UTC) From: David Howells To: Jeff Layton , Steve French Cc: David Howells , Matthew Wilcox , Marc Dionne , Paulo Alcantara , Shyam Prasad N , Tom Talpey , Dominique Martinet , Eric Van Hensbergen , Ilya Dryomov , Christian Brauner , linux-cachefs@redhat.com, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, ceph-devel@vger.kernel.org, v9fs@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 20/59] netfs: Add a hook to allow tell the netfs to update its i_size Date: Thu, 7 Dec 2023 21:21:27 +0000 Message-ID: <20231207212206.1379128-21-dhowells@redhat.com> In-Reply-To: <20231207212206.1379128-1-dhowells@redhat.com> References: <20231207212206.1379128-1-dhowells@redhat.com> Precedence: bulk X-Mailing-List: ceph-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.2 Add a hook for netfslib's write helpers to call to tell the network filesystem that it should update its i_size. Signed-off-by: David Howells cc: Jeff Layton cc: linux-cachefs@redhat.com cc: linux-fsdevel@vger.kernel.org cc: linux-mm@kvack.org --- include/linux/netfs.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/linux/netfs.h b/include/linux/netfs.h index fce7a5a86e8e..a14af93efccf 100644 --- a/include/linux/netfs.h +++ b/include/linux/netfs.h @@ -245,6 +245,7 @@ struct netfs_request_ops { void (*free_request)(struct netfs_io_request *rreq); void (*free_subrequest)(struct netfs_io_subrequest *rreq); + /* Read request handling */ void (*expand_readahead)(struct netfs_io_request *rreq); bool (*clamp_length)(struct netfs_io_subrequest *subreq); void (*issue_read)(struct netfs_io_subrequest *subreq); @@ -252,6 +253,9 @@ struct netfs_request_ops { int (*check_write_begin)(struct file *file, loff_t pos, unsigned len, struct folio **foliop, void **_fsdata); void (*done)(struct netfs_io_request *rreq); + + /* Modification handling */ + void (*update_i_size)(struct inode *inode, loff_t i_size); }; /*