Re: [Qemu-devel] [PATCH v4] Add 'maxqdepth' as an option to tty character devices.

2013-05-14 Thread John Baboval
On 05/10/2013 11:28 PM, Eric Blake wrote: On 05/07/2013 04:39 PM, John Baboval wrote: From: "John V. Baboval" This parameter will cause writes to tty backed chardevs to return -EAGAIN if the backing tty has buffered more than the specified number of characters. When data is sent, the TIOCOUTQ

Re: [Qemu-devel] [PATCH v4] Add 'maxqdepth' as an option to tty character devices.

2013-05-10 Thread Eric Blake
On 05/07/2013 04:39 PM, John Baboval wrote: > From: "John V. Baboval" > > This parameter will cause writes to tty backed chardevs to return > -EAGAIN if the backing tty has buffered more than the specified > number of characters. When data is sent, the TIOCOUTQ ioctl is invoked > to determine the

[Qemu-devel] [PATCH v4] Add 'maxqdepth' as an option to tty character devices.

2013-05-07 Thread John Baboval
From: "John V. Baboval" This parameter will cause writes to tty backed chardevs to return -EAGAIN if the backing tty has buffered more than the specified number of characters. When data is sent, the TIOCOUTQ ioctl is invoked to determine the current TTY output buffer depth. Background: Some dev