Drivers: hv: fcopy: rename fcopy_work -> fcopy_timeout_work
authorVitaly Kuznetsov <vkuznets@redhat.com>
Sun, 12 Apr 2015 01:07:45 +0000 (18:07 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 24 May 2015 19:17:40 +0000 (12:17 -0700)
'fcopy_work' (and fcopy_work_func) is a misnomer as it sounds like we expect
this useful work to happen and in reality it is just an emergency escape when
timeout happens.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Tested-by: Alex Ng <alexng@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/hv/hv_fcopy.c

index 8bdf752ed035d623508358db623200e0ce79b83a..c14f0f4a0d7781daf19b2c213785d6344b1b200d 100644 (file)
@@ -75,11 +75,11 @@ static bool opened; /* currently device opened */
 static bool in_hand_shake = true;
 static void fcopy_send_data(void);
 static void fcopy_respond_to_host(int error);
-static void fcopy_work_func(struct work_struct *dummy);
-static DECLARE_DELAYED_WORK(fcopy_work, fcopy_work_func);
+static void fcopy_timeout_func(struct work_struct *dummy);
+static DECLARE_DELAYED_WORK(fcopy_timeout_work, fcopy_timeout_func);
 static u8 *recv_buffer;
 
-static void fcopy_work_func(struct work_struct *dummy)
+static void fcopy_timeout_func(struct work_struct *dummy)
 {
        /*
         * If the timer fires, the user-mode component has not responded;
@@ -261,7 +261,7 @@ void hv_fcopy_onchannelcallback(void *context)
                /*
                 * Send the information to the user-level daemon.
                 */
-               schedule_delayed_work(&fcopy_work, 5*HZ);
+               schedule_delayed_work(&fcopy_timeout_work, 5*HZ);
                fcopy_send_data();
                return;
        }
@@ -336,7 +336,7 @@ static ssize_t fcopy_write(struct file *file, const char __user *buf,
         * Complete the transaction by forwarding the result
         * to the host. But first, cancel the timeout.
         */
-       if (cancel_delayed_work_sync(&fcopy_work)) {
+       if (cancel_delayed_work_sync(&fcopy_timeout_work))
                fcopy_respond_to_host(response);
                hv_poll_channel(fcopy_transaction.fcopy_context,
                                hv_fcopy_onchannelcallback);
@@ -378,7 +378,7 @@ static int fcopy_release(struct inode *inode, struct file *f)
        in_hand_shake = true;
        opened = false;
 
-       if (cancel_delayed_work_sync(&fcopy_work)) {
+       if (cancel_delayed_work_sync(&fcopy_timeout_work)) {
                /* We haven't up()-ed the semaphore(very rare)? */
                if (down_trylock(&fcopy_transaction.read_sema))
                        ;
@@ -442,6 +442,6 @@ int hv_fcopy_init(struct hv_util_service *srv)
 
 void hv_fcopy_deinit(void)
 {
-       cancel_delayed_work_sync(&fcopy_work);
+       cancel_delayed_work_sync(&fcopy_timeout_work);
        fcopy_dev_deinit();
 }