Re: chrdev_open lifetime question

2007-03-24 Thread Dmitry Torokhov
Hi Pete, On Monday 19 March 2007 21:02, Pete Zaitcev wrote: > On Wed, 7 Mar 2007 17:23:05 -0500, "Dmitry Torokhov" <[EMAIL PROTECTED]> > wrote: > > > It seems that if a process keeps a character device open then other > > processes will also be able to get into filp->f_op->open(inode,filp) > > i

Re: chrdev_open lifetime question

2007-03-19 Thread Pete Zaitcev
On Wed, 7 Mar 2007 17:23:05 -0500, "Dmitry Torokhov" <[EMAIL PROTECTED]> wrote: > It seems that if a process keeps a character device open then other > processes will also be able to get into filp->f_op->open(inode,filp) > in chrdev_open() even after a driver called cdev_del() as part of its > unw

chrdev_open lifetime question

2007-03-07 Thread Dmitry Torokhov
Hi, It seems that if a process keeps a character device open then other processes will also be able to get into filp->f_op->open(inode,filp) in chrdev_open() even after a driver called cdev_del() as part of its unwind procedure. Is this correct or am I missing something? Thanks! -- Dmitry - To