From 82f3a79bc6b50ab82744ebc32efba31c78dbccf7 Mon Sep 17 00:00:00 2001 From: Hendrik Brueckner Date: Thu, 26 Mar 2009 15:23:54 +0100 Subject: [PATCH] [S390] hvc_iucv: Update and add missing kernel messages If the hvc_iucv= kernel parameter specifies a value that is not valid, display an error message. Minor changes to existing kernel messages. Signed-off-by: Hendrik Brueckner Signed-off-by: Martin Schwidefsky --- drivers/char/hvc_iucv.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/char/hvc_iucv.c b/drivers/char/hvc_iucv.c index a53496828b7..146be5a6094 100644 --- a/drivers/char/hvc_iucv.c +++ b/drivers/char/hvc_iucv.c @@ -885,7 +885,7 @@ static int __init hvc_iucv_init(void) unsigned int i; if (!MACHINE_IS_VM) { - pr_info("The z/VM IUCV HVC device driver cannot " + pr_notice("The z/VM IUCV HVC device driver cannot " "be used without z/VM\n"); return -ENODEV; } @@ -893,8 +893,11 @@ static int __init hvc_iucv_init(void) if (!hvc_iucv_devices) return -ENODEV; - if (hvc_iucv_devices > MAX_HVC_IUCV_LINES) + if (hvc_iucv_devices > MAX_HVC_IUCV_LINES) { + pr_err("%lu is not a valid value for the hvc_iucv= " + "kernel parameter\n", hvc_iucv_devices); return -EINVAL; + } hvc_iucv_buffer_cache = kmem_cache_create(KMSG_COMPONENT, sizeof(struct iucv_tty_buffer), -- 2.41.0