On Fri, Feb 6, 2009 at 8:00 AM, Timur Tabi <timur@xxxxxxxxxxxxx> wrote: > The i2c_wait() function is using wait_event_interruptible_timeout() to wait for > the I2C controller to signal that it has completed an I2C bus operation. If > the process that causes the I2C operation terminated abruptly, the wait will > be interrupted, returning an error. It is better to let the I2C operation > finished before the process exits. > > It is safe to use wait_event_timeout() instead, because the timeout will allow > the process to exit if the I2C bus hangs. It's also better to allow the > I2C operation to finish, because unacknowledged I2C operations can cause the > I2C bus to hang. > > Signed-off-by: Timur Tabi <timur@xxxxxxxxxxxxx> Jean, Could you pick up this patch for 2.6.30? -- Timur Tabi Linux kernel developer at Freescale -- To unsubscribe from this list: send the line "unsubscribe linux-i2c" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
