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authorPeter Zijlstra <peterz@infradead.org>2020-03-18 13:33:54 +0100
committerIngo Molnar <mingo@kernel.org>2020-04-22 10:53:51 +0200
commit6804c1afd794c8135351faaa69e1503ee11393ac (patch)
tree9e3e24fb1c39b2ed9cb5b45d75035c708f747b07 /lib/Kconfig.debug
parent87ecb582f0ac85886398dde8c3cdb2225cac7786 (diff)
kbuild/objtool: Add objtool-vmlinux.o pass
Now that objtool is capable of processing vmlinux.o and actually has something useful to do there, (conditionally) add it to the final link pass. This will increase build time by a few seconds. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Miroslav Benes <mbenes@suse.cz> Reviewed-by: Alexandre Chartre <alexandre.chartre@oracle.com> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Link: https://lkml.kernel.org/r/20200416115119.287494491@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 21d9c5f6e7ec..977b5a190297 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -369,6 +369,11 @@ config STACK_VALIDATION
For more information, see
tools/objtool/Documentation/stack-validation.txt.
+config VMLINUX_VALIDATION
+ bool
+ depends on STACK_VALIDATION && DEBUG_ENTRY && !PARAVIRT
+ default y
+
config DEBUG_FORCE_WEAK_PER_CPU
bool "Force weak per-cpu definitions"
depends on DEBUG_KERNEL