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| author | Alexandre Ratchov <ratchov@cvs.openbsd.org> | 2012-03-30 08:18:20 +0000 |
|---|---|---|
| committer | Alexandre Ratchov <ratchov@cvs.openbsd.org> | 2012-03-30 08:18:20 +0000 |
| commit | 5dea4f0939f565b7f438e71b0227ea049143f269 (patch) | |
| tree | 40c06dc60075e2a6fa086379d213d3bd83b822de /usr.bin/dc | |
| parent | dea3c9e45ef09b352b75fac87e163b705debf46d (diff) | |
If the MIDI UART is not ready for output, don't spin at IPL_CLOCK;
just return and make the midi(4) driver retry later. UART buffers
are large enough for this, except eap(4) which uses interrupts for
output.
help from and ok jsg@
Diffstat (limited to 'usr.bin/dc')
0 files changed, 0 insertions, 0 deletions