On Thu, Jul 14, 2005 at 04:50:00PM -0700, karl malbrain wrote:
> chrdev_open issues a lock_kernel() before calling uart_open.
>
> It would appear that servicing the blocking open request uart_open goes to
> sleep with the kernel locked. Would this shut down subsequent access to
> opening "/dev/tty"???
No. lock_kernel() is automatically released when a process sleeps.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core
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