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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-17 16:33:19 (GMT)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-04-17 16:33:19 (GMT)
commit12de375ec493ab1767d4a07dde823e63ae5edc21 (patch)
tree23c255e761045b07a8d6fdc482053f8aa359444b
parent1e7da0530423a232747d64c2113ace55b01e5754 (diff)
downloadlinux-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.c3
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;
}