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authorVladimir Zapolskiy <vz@mleia.com>2019-03-12 02:54:25 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-06-15 12:54:54 +0300
commitab183586ebcba3bc00ab555622c389a584a555d6 (patch)
tree907c6d3786455a6f1b0e0fe3c9c416587dca9b14 /drivers
parentc3278ccc98ec21b9170a6bf222167dc46b282ec2 (diff)
downloadlinux-ab183586ebcba3bc00ab555622c389a584a555d6.tar.xz
watchdog: fix compile time error of pretimeout governors
[ Upstream commit a223770bfa7b6647f3a70983257bd89f9cafce46 ] CONFIG_WATCHDOG_PRETIMEOUT_GOV build symbol adds watchdog_pretimeout.o object to watchdog.o, the latter is compiled only if CONFIG_WATCHDOG_CORE is selected, so it rightfully makes sense to add it as a dependency. The change fixes the next compilation errors, if CONFIG_WATCHDOG_CORE=n and CONFIG_WATCHDOG_PRETIMEOUT_GOV=y are selected: drivers/watchdog/pretimeout_noop.o: In function `watchdog_gov_noop_register': drivers/watchdog/pretimeout_noop.c:35: undefined reference to `watchdog_register_governor' drivers/watchdog/pretimeout_noop.o: In function `watchdog_gov_noop_unregister': drivers/watchdog/pretimeout_noop.c:40: undefined reference to `watchdog_unregister_governor' drivers/watchdog/pretimeout_panic.o: In function `watchdog_gov_panic_register': drivers/watchdog/pretimeout_panic.c:35: undefined reference to `watchdog_register_governor' drivers/watchdog/pretimeout_panic.o: In function `watchdog_gov_panic_unregister': drivers/watchdog/pretimeout_panic.c:40: undefined reference to `watchdog_unregister_governor' Reported-by: Kuo, Hsuan-Chi <hckuo2@illinois.edu> Fixes: ff84136cb6a4 ("watchdog: add watchdog pretimeout governor framework") Signed-off-by: Vladimir Zapolskiy <vz@mleia.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/watchdog/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 3ece1335ba84..f55328a31629 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1941,6 +1941,7 @@ comment "Watchdog Pretimeout Governors"
config WATCHDOG_PRETIMEOUT_GOV
bool "Enable watchdog pretimeout governors"
+ depends on WATCHDOG_CORE
help
The option allows to select watchdog pretimeout governors.