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Less generic error code for write()
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Allow tty0tty_write_room() to return ENOBUFS
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See: https://github.com/torvalds/linux/commit/9f90a4ddef4e4d3aa4229f6b117d4e57231457b3 Closes: #36 Closes: #35 Signed-off-by: Matthew Bakhtiari <dev@mtbk.me>
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Replaced the very generic EINVAL error code with ENOTCONN. Because it is easy to trigger the error state of endpoint not connected. Signed-off-by: Geert Stappers <stappers@stappers.it>
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The very generic error code EINVAL, in function tty0tty_write, replaced with more informative "No buffer space available" return code ENOBUFS. Signed-off-by: Geert Stappers <stappers@stappers.it>
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Based on: http://dpdk.org/dev/patchwork/patch/22036/
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Default value is 4
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Add newlines to printk lines.
