Re: POLL in char drivers

2009-08-16 Thread Chetan Nanda
On Sun, Aug 16, 2009 at 8:23 PM, shankarGanesh wrote: > Chetan Nanda wrote: > >> >> >> On Thu, Aug 13, 2009 at 6:30 PM, Shankar Ganesh >> > shankargane...@gmail.com>> wrote: >> >> >> >>On Thu, Aug 13, 2009 at 5:23 PM, Daniel Baluta >>mailto:daniel.bal...@gmail.com>> wrote: >> >>On

Re: POLL in char drivers

2009-08-16 Thread shankarGanesh
Chetan Nanda wrote: On Thu, Aug 13, 2009 at 6:30 PM, Shankar Ganesh mailto:shankargane...@gmail.com>> wrote: On Thu, Aug 13, 2009 at 5:23 PM, Daniel Baluta mailto:daniel.bal...@gmail.com>> wrote: On Thu, Aug 13, 2009 at 2:17 PM, Shankar Ganeshmailto:shankargane...@

Re: POLL in char drivers

2009-08-16 Thread Chetan Nanda
On Thu, Aug 13, 2009 at 6:30 PM, Shankar Ganesh wrote: > > > On Thu, Aug 13, 2009 at 5:23 PM, Daniel Baluta wrote: > >> On Thu, Aug 13, 2009 at 2:17 PM, Shankar Ganesh >> wrote: >> > Hi , >> > >> > I have a doubt regarding poll function in char driver . Let us consider >> > following code >> > >>

Re: POLL in char drivers

2009-08-13 Thread Shankar Ganesh
On Thu, Aug 13, 2009 at 5:23 PM, Daniel Baluta wrote: > On Thu, Aug 13, 2009 at 2:17 PM, Shankar Ganesh > wrote: > > Hi , > > > > I have a doubt regarding poll function in char driver . Let us consider > > following code > > > > > ---

Re: POLL in char drivers

2009-08-13 Thread Daniel Baluta
On Thu, Aug 13, 2009 at 2:17 PM, Shankar Ganesh wrote: > Hi , > > I have a doubt regarding poll function in char driver . Let us consider > following code > > -- > static unsigned int random_poll(struct file *file,

POLL in char drivers

2009-08-13 Thread Shankar Ganesh
Hi , I have a doubt regarding poll function in char driver . Let us consider following code -- static unsigned int random_poll(struct file *file, poll_table * wait) { unsigned int mask; * poll_wait(file, &r