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Date: Sun, 2 Nov 2014 23:53:07 +0100 From: Francois Romieu <romieu@...zoreil.com> To: Hayes Wang <hayeswang@...ltek.com> Cc: David Miller <davem@...emloft.net>, "netdev@...r.kernel.org" <netdev@...r.kernel.org>, nic_swsd <nic_swsd@...ltek.com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org> Subject: Re: [PATCH net-next v2 2/3] r8152: clear the flagofSCHEDULE_TASKLET in tasklet Hayes Wang <hayeswang@...ltek.com> : > David Miller [davem@...emloft.net] [...] > > If another thread of control sets the bit between the test and the > > clear, you will lose an event. > > It is fine. The flag is used to schedule a tasklet, so if the tasklet is > starting running, all the other plans for scheduling a tasklet could > be cleared. test_and_clear_bit (dense) or clear_bit would be more idiomatic. -- Ueimor -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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