Eric Lee / linux-smarc-t335x-v3.2

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Commit 0ac6053c4db9369d7b0f9b39c30f4fb04405666b

Authored by Alan Cox
Committed by Linus Torvalds
1 parent ff8cb0fd6f

tty: PTYs set TTY_DO_WRITE_WAKEUP when they don't need to 

The write wakeup is done anyway for the poll while DO_WRITE_WAKUP is
cleared, set and managed by the ldisc layer and is no business of the pty
code.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Showing 1 changed file with 0 additions and 3 deletions Side-by-side Diff

... ... @@ -5,8 +5,6 @@
5 5 *
6 6 * Added support for a Unix98-style ptmx device.
7 7 * -- C. Scott Ananian <cananian@alumni.princeton.edu>, 14-Jan-1998
8   - * Added TTY_DO_WRITE_WAKEUP to enable n_tty to send POLL_OUT to
9   - * waiting writers -- Sapan Bhatia <sapan@corewars.org>
10 8 *
11 9 * When reading this code see also fs/devpts. In particular note that the
12 10 * driver_data field is used by the devpts side as a binding to the devpts
... ... @@ -217,7 +215,6 @@
217 215  
218 216 clear_bit(TTY_OTHER_CLOSED, &tty->link->flags);
219 217 set_bit(TTY_THROTTLED, &tty->flags);
220   - set_bit(TTY_DO_WRITE_WAKEUP, &tty->flags);
221 218 retval = 0;
222 219 out:
223 220 return retval;