提交 8f1f66ed 编写于 作者: J Jan Beulich 提交者: Linus Torvalds

lib/Kconfig.debug: adjust hard-lockup related Kconfig options

The main option should not appear in the resulting .config when the
dependencies aren't met (i.e.  use "depends on" rather than directly
setting the default from the combined dependency values).

The sub-options should depend on the main option rather than a more
generic higher level one.
Signed-off-by: NJan Beulich <jbeulich@suse.com>
Acked-by: NDon Zickus <dzickus@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 77dd3b0b
......@@ -196,12 +196,13 @@ config LOCKUP_DETECTOR
thresholds can be controlled through the sysctl watchdog_thresh.
config HARDLOCKUP_DETECTOR
def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI && \
!HAVE_NMI_WATCHDOG
def_bool y
depends on LOCKUP_DETECTOR && !HAVE_NMI_WATCHDOG
depends on PERF_EVENTS && HAVE_PERF_EVENTS_NMI
config BOOTPARAM_HARDLOCKUP_PANIC
bool "Panic (Reboot) On Hard Lockups"
depends on LOCKUP_DETECTOR
depends on HARDLOCKUP_DETECTOR
help
Say Y here to enable the kernel to panic on "hard lockups",
which are bugs that cause the kernel to loop in kernel
......@@ -212,7 +213,7 @@ config BOOTPARAM_HARDLOCKUP_PANIC
config BOOTPARAM_HARDLOCKUP_PANIC_VALUE
int
depends on LOCKUP_DETECTOR
depends on HARDLOCKUP_DETECTOR
range 0 1
default 0 if !BOOTPARAM_HARDLOCKUP_PANIC
default 1 if BOOTPARAM_HARDLOCKUP_PANIC
......
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