Thomas Gleixner wrote: > On Wed, 2007-07-25 at 13:42 -0600, Grant Likely wrote: >> On 7/25/07, Thomas Gleixner <[EMAIL PROTECTED]> wrote: >>> The port lock needs to be dropped across the tty_flip_buffer call, >>> as it would lead to a deadlock with the spin_lock(&port->lock) in >>> uart_start() >>> >>> Uncovered by lockdep / preempt-rt >>> >>> Signed-off-by: Thomas Gleixner <[EMAIL PROTECTED]>
While you are at it 8°> ... the mpc5200-fec driver has serious problems with preempt-rt, similar to what the IBM emac had .... Best regards, Daniel Schnell. _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
