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DateWed, 25 Feb 2009 16:06:35 +0100
FromMartin Schwidefsky <>
Subject[patch/s390 13/46] hvc_iucv: Update and add missing kernel messages
From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>

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 <brueckner@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
drivers/char/hvc_iucv.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
Index: quilt-2.6/drivers/char/hvc_iucv.c
===================================================================
--- quilt-2.6.orig/drivers/char/hvc_iucv.c
+++ quilt-2.6/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),
--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.



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