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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-31 07:47:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-31 07:47:21 -0700
commitf78b5be2a5d08709177963df17b8df42e690a652 (patch)
tree877d337da5fcf3cadfcd4a1d317e8bc69f870558 /Makefile
parent6536c5f2c8cf79db0d37e79afcdb227dc854509c (diff)
parent7dd47617114921fdd8c095509e5e7b4373cc44a1 (diff)
downloadlinux-f78b5be2a5d08709177963df17b8df42e690a652.tar.gz
Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull core fixes from Thomas Gleixner:
 "A small set of core updates:

   - Make the watchdog respect the selected CPU mask again. That was
     broken by the rework of the watchdog thread management and caused
     inconsistent state and NMI watchdog being unstoppable.

   - Ensure that the objtool build can find the libelf location.

   - Remove dead kcore stub code"

* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  watchdog: Respect watchdog cpumask on CPU hotplug
  objtool: Query pkg-config for libelf location
  proc/kcore: Remove unused kclist_add_remap()
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile4
1 files changed, 3 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 929f51ef3075..52f067eadc48 100644
--- a/Makefile
+++ b/Makefile
@@ -953,9 +953,11 @@ mod_sign_cmd = true
 endif
 export mod_sign_cmd
 
+HOST_LIBELF_LIBS = $(shell pkg-config libelf --libs 2>/dev/null || echo -lelf)
+
 ifdef CONFIG_STACK_VALIDATION
   has_libelf := $(call try-run,\
-		echo "int main() {}" | $(HOSTCC) -xc -o /dev/null -lelf -,1,0)
+		echo "int main() {}" | $(HOSTCC) -xc -o /dev/null $(HOST_LIBELF_LIBS) -,1,0)
   ifeq ($(has_libelf),1)
     objtool_target := tools/objtool FORCE
   else