The patch titled
Char: moxa, fix and optimise empty timer
has been added to the -mm tree. Its filename is
char-moxa-fix-and-optimise-empty-timer.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Char: moxa, fix and optimise empty timer
From: Jiri Slaby <jirislaby@xxxxxxxxx>
moxa, fix and optimise empty timer
don't wait and delete empty timer in empty timer function. Also fire next
empty timer at rounded jiffies to save power.
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/moxa.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN drivers/char/moxa.c~char-moxa-fix-and-optimise-empty-timer drivers/char/moxa.c
--- a/drivers/char/moxa.c~char-moxa-fix-and-optimise-empty-timer
+++ a/drivers/char/moxa.c
@@ -1040,14 +1040,14 @@ static void check_xmit_empty(unsigned lo
struct moxa_port *ch;
ch = (struct moxa_port *) data;
- del_timer_sync(&moxa_ports[ch->port].emptyTimer);
if (ch->tty && (ch->statusflags & EMPTYWAIT)) {
if (MoxaPortTxQueue(ch->port) == 0) {
ch->statusflags &= ~EMPTYWAIT;
tty_wakeup(ch->tty);
return;
}
- mod_timer(&moxa_ports[ch->port].emptyTimer, jiffies + HZ);
+ mod_timer(&moxa_ports[ch->port].emptyTimer,
+ round_jiffies(jiffies + HZ));
} else
ch->statusflags &= ~EMPTYWAIT;
}
_
Patches currently in -mm which might be from jirislaby@xxxxxxxxx are
char-moxa-fix-and-optimise-empty-timer.patch
shrink_slab-handle-bad-shrinkers.patch
-
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