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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-04-17 16:33:19 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-04-17 16:33:19 (GMT) |
| commit | 12de375ec493ab1767d4a07dde823e63ae5edc21 (patch) | |
| tree | 23c255e761045b07a8d6fdc482053f8aa359444b | |
| parent | 1e7da0530423a232747d64c2113ace55b01e5754 (diff) | |
| download | linux-12de375ec493ab1767d4a07dde823e63ae5edc21.tar.xz | |
Revert "serial: 8250, disable "too much work" messages"
This reverts commit f4f653e9875e573860e783fecbebde284a8626f5.
Jiri writes:
No, please drop this one. We need a better solution as it turned
out that some boxes need 16k loops and it will increase with new
processors :(.
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Martin Pluskal <mpluskal@suse.com>
Cc: Takashi Iwai <tiwai@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/tty/serial/8250/8250_core.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/tty/serial/8250/8250_core.c b/drivers/tty/serial/8250/8250_core.c index 139ab19..81f909c 100644 --- a/drivers/tty/serial/8250/8250_core.c +++ b/drivers/tty/serial/8250/8250_core.c @@ -1601,7 +1601,8 @@ static irqreturn_t serial8250_interrupt(int irq, void *dev_id) l = l->next; if (l == i->head && pass_counter++ > PASS_LIMIT) { - pr_debug_ratelimited( + /* If we hit this, we're dead. */ + printk_ratelimited(KERN_ERR "serial8250: too much work for irq%d\n", irq); break; } |