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serial: 8250: remove debug prints from ISR

These are useless, we have tracing nowadays.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20250611100319.186924-29-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

authored by

Jiri Slaby (SUSE) and committed by
Greg Kroah-Hartman 8a48517b 99fc860f

-4
-4
drivers/tty/serial/8250/8250_core.c
··· 71 71 struct list_head *l, *end = NULL; 72 72 int pass_counter = 0, handled = 0; 73 73 74 - pr_debug("%s(%d): start\n", __func__, irq); 75 - 76 74 spin_lock(&i->lock); 77 75 78 76 l = i->head; ··· 94 96 } while (l != end); 95 97 96 98 spin_unlock(&i->lock); 97 - 98 - pr_debug("%s(%d): end\n", __func__, irq); 99 99 100 100 return IRQ_RETVAL(handled); 101 101 }