WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

[Xen-devel] [PATCH 01/16] xen: use less generic names in blkfront driver

To: Jens Axboe <axboe@xxxxxxxxx>
Subject: [Xen-devel] [PATCH 01/16] xen: use less generic names in blkfront driver.
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Tue, 20 Jul 2010 13:42:08 -0700
Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Campbell <ian.campbell@xxxxxxxxxx>, Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>
Delivery-date: Tue, 20 Jul 2010 13:45:35 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <cover.1279658231.git.jeremy.fitzhardinge@xxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <cover.1279658231.git.jeremy.fitzhardinge@xxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
From: Ian Campbell <ian.campbell@xxxxxxxxxx>

All Xen frontend drivers have a couple of identically named functions which
makes figuring out which device went wrong from a stacktrace harder than it
needs to be. Rename them to something specificto the device type.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@xxxxxxxxxx>
---
 drivers/block/xen-blkfront.c |   12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index 82ed403..6839947 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -651,7 +651,7 @@ fail:
 
 
 /* Common code used when first setting up, and when resuming. */
-static int talk_to_backend(struct xenbus_device *dev,
+static int talk_to_blkback(struct xenbus_device *dev,
                           struct blkfront_info *info)
 {
        const char *message = NULL;
@@ -756,7 +756,7 @@ static int blkfront_probe(struct xenbus_device *dev,
        info->handle = simple_strtoul(strrchr(dev->nodename, '/')+1, NULL, 0);
        dev_set_drvdata(&dev->dev, info);
 
-       err = talk_to_backend(dev, info);
+       err = talk_to_blkback(dev, info);
        if (err) {
                kfree(info);
                dev_set_drvdata(&dev->dev, NULL);
@@ -851,7 +851,7 @@ static int blkfront_resume(struct xenbus_device *dev)
 
        blkif_free(info, info->connected == BLKIF_STATE_CONNECTED);
 
-       err = talk_to_backend(dev, info);
+       err = talk_to_blkback(dev, info);
        if (info->connected == BLKIF_STATE_SUSPENDED && !err)
                err = blkif_recover(info);
 
@@ -955,13 +955,13 @@ static void blkfront_closing(struct xenbus_device *dev)
 /**
  * Callback received when the backend's state changes.
  */
-static void backend_changed(struct xenbus_device *dev,
+static void blkback_changed(struct xenbus_device *dev,
                            enum xenbus_state backend_state)
 {
        struct blkfront_info *info = dev_get_drvdata(&dev->dev);
        struct block_device *bd;
 
-       dev_dbg(&dev->dev, "blkfront:backend_changed.\n");
+       dev_dbg(&dev->dev, "blkfront:blkback_changed to state %d.\n", 
backend_state);
 
        switch (backend_state) {
        case XenbusStateInitialising:
@@ -1062,7 +1062,7 @@ static struct xenbus_driver blkfront = {
        .probe = blkfront_probe,
        .remove = blkfront_remove,
        .resume = blkfront_resume,
-       .otherend_changed = backend_changed,
+       .otherend_changed = blkback_changed,
        .is_ready = blkfront_is_ready,
 };
 
-- 
1.7.1.1


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel