From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758612AbdJQAt4 (ORCPT ); Mon, 16 Oct 2017 20:49:56 -0400 Received: from mail-pf0-f174.google.com ([209.85.192.174]:54390 "EHLO mail-pf0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933274AbdJQAre (ORCPT ); Mon, 16 Oct 2017 20:47:34 -0400 X-Google-Smtp-Source: AOwi7QDAEDq5vNs69H93mY/SxDZTAKKjPrA+BS0dsIRhDQh+gDg7OlE/S6lmysr9Jh5lFx2l93DPLw== From: Kees Cook To: "David S. Miller" Cc: Kees Cook , Wei Liu , Paul Durrant , xen-devel@lists.xenproject.org, netdev@vger.kernel.org, Thomas Gleixner , linux-kernel@vger.kernel.org Subject: [PATCH 54/58] net/xen-netback: Convert timers to use timer_setup() Date: Mon, 16 Oct 2017 17:29:38 -0700 Message-Id: <1508200182-104605-55-git-send-email-keescook@chromium.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1508200182-104605-1-git-send-email-keescook@chromium.org> References: <1508200182-104605-1-git-send-email-keescook@chromium.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Wei Liu Cc: Paul Durrant Cc: xen-devel@lists.xenproject.org Cc: netdev@vger.kernel.org Signed-off-by: Kees Cook --- drivers/net/xen-netback/common.h | 2 +- drivers/net/xen-netback/interface.c | 2 +- drivers/net/xen-netback/netback.c | 6 ++---- 3 files changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/net/xen-netback/common.h b/drivers/net/xen-netback/common.h index 5b1d2e8402d9..a46a1e94505d 100644 --- a/drivers/net/xen-netback/common.h +++ b/drivers/net/xen-netback/common.h @@ -307,7 +307,7 @@ static inline struct xenbus_device *xenvif_to_xenbus_device(struct xenvif *vif) return to_xenbus_device(vif->dev->dev.parent); } -void xenvif_tx_credit_callback(unsigned long data); +void xenvif_tx_credit_callback(struct timer_list *t); struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index dcfcb153918c..5cbe0ae55a07 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -520,7 +520,7 @@ int xenvif_init_queue(struct xenvif_queue *queue) queue->credit_bytes = queue->remaining_credit = ~0UL; queue->credit_usec = 0UL; - setup_timer(&queue->credit_timeout, xenvif_tx_credit_callback, 0UL); + timer_setup(&queue->credit_timeout, xenvif_tx_credit_callback, 0); queue->credit_window_start = get_jiffies_64(); queue->rx_queue_max = XENVIF_RX_QUEUE_BYTES; diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 5042ff8d449a..a27daa23c9dc 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -183,9 +183,9 @@ static void tx_add_credit(struct xenvif_queue *queue) queue->rate_limited = false; } -void xenvif_tx_credit_callback(unsigned long data) +void xenvif_tx_credit_callback(struct timer_list *t) { - struct xenvif_queue *queue = (struct xenvif_queue *)data; + struct xenvif_queue *queue = from_timer(queue, t, credit_timeout); tx_add_credit(queue); xenvif_napi_schedule_or_enable_events(queue); } @@ -700,8 +700,6 @@ static bool tx_credit_exceeded(struct xenvif_queue *queue, unsigned size) /* Still too big to send right now? Set a callback. */ if (size > queue->remaining_credit) { - queue->credit_timeout.data = - (unsigned long)queue; mod_timer(&queue->credit_timeout, next_credit); queue->credit_window_start = next_credit; -- 2.7.4