ramoops: add HAS_IOMEM dependency
The driver fails to compile on s390:
drivers/char/ramoops.c: In function 'ramoops_init':
drivers/char/ramoops.c:122: error: implicit declaration of function 'ioremap'
Since we won't make use of the driver anyway on s390 just let it depend on
HAS_IOMEM.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index f09fc0e..7cfcc62 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -1123,6 +1123,7 @@
config RAMOOPS
tristate "Log panic/oops to a RAM buffer"
+ depends on HAS_IOMEM
default n
help
This enables panic and oops messages to be logged to a circular