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sh: mcount.S: fix build error when PRINTK is not enabled

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commit c2bd1e18c6f85c0027da2e5e7753b9bfd9f8e6dc upstream.

Fix a build error in mcount.S when CONFIG_PRINTK is not enabled.
Fixes this build error:

sh2-linux-ld: arch/sh/lib/mcount.o: in function `stack_panic':
(.text+0xec): undefined reference to `dump_stack'

Fixes: e460ab27b6c3 ("sh: Fix up stack overflow check with ftrace disabled.")
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Suggested-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: stable@vger.kernel.org
Reviewed-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Link: https://lore.kernel.org/r/20230306040037.20350-8-rdunlap@infradead.org
Signed-off-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Randy Dunlap 2023-03-05 20:00:37 -08:00 committed by Greg Kroah-Hartman
parent be95f9ebaf
commit bb870c4b73
1 changed files with 1 additions and 1 deletions
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2
arch/sh/Kconfig.debug
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@ -15,7 +15,7 @@ config SH_STANDARD_BIOS
config STACK_DEBUG
bool "Check for stack overflows"
depends on DEBUG_KERNEL
depends on DEBUG_KERNEL && PRINTK
help
This option will cause messages to be printed if free stack space
drops below a certain limit. Saying Y here will add overhead to