From: Vitaly Kuznetsov <vkuzn...@redhat.com>
'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 <vkuzn...@redhat.com>
Tested-by: Alex Ng <ale...@microsoft.com>
Signed-off-by: K. Y. Srinivasan <k...@microsoft.com>
---
drivers/hv/hv_fcopy.c | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
index 8bdf752..c14f0f4 100644
--- a/drivers/hv/hv_fcopy.c
+++ b/drivers/hv/hv_fcopy.c
@@ -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();
}
--
1.7.4.1
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