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net: usb: Using workqueue as bottom half handler

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usbnet driver uses tasklet as bottom half handler. Since tasklet
runs in interrupt context in case of high throughput driver is
spending more time in interrupt context to process rx buffers
this is causing watch dog reset. Hence replace the tasklet with
workqueue to avoid watchdog reset.

CRs-Fixed: 378526
Change-Id: I8eac339e37d734dbaaf7a2e874d3974f562e8680
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
This commit is contained in:
Hemant Kumar
2012-07-02 13:39:22 -07:00
committed by Stephen Boyd
parent 8fc47f5dd1
commit 1212bea9dd
2 changed files with 32 additions and 15 deletions
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2
include/linux/usb/usbnet.h
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@@ -56,7 +56,7 @@ struct usbnet {
struct sk_buff_head rxq_pause;
struct urb *interrupt;
struct usb_anchor deferred;
struct tasklet_struct bh;
struct work_struct bh_w;
struct work_struct kevent;
unsigned long flags;