Commit e898a5d9 authored by Ben Hutchings's avatar Ben Hutchings

Update "Revert "objtool: Fix CONFIG_STACK_VALIDATION=y warning for ..."

Part of the section we move was moved upstream in 4.19.15 by commit
ae206a1a5e3a "kbuild: fix false positive warning/error about missing
libelf".  Don't duplicate that section.
parent bf220057
......@@ -381,6 +381,8 @@ linux (4.19.20-1) UNRELEASED; urgency=medium
* percpu: convert spin_lock_irq to spin_lock_irqsave (fixes boot failure with
alpha-generic flavour)
* debian/tests/python: Fix spurious failure due to misuse of stderr
* Update "Revert "objtool: Fix CONFIG_STACK_VALIDATION=y warning for ..."
to not duplicate the conditional warning/error
[ Marcin Juszkiewicz ]
* [arm64] enable ARM_CCI_PMU so ARM_CCI400_PMU and ARM_CCI5xx_PMU options
......
......@@ -7,8 +7,8 @@ This reverts commit 9f0c18aec620bc9d82268b3cb937568dd07b43ff. This
check doesn't make sense for OOT modules as they should always use
a pre-built objtool.
---
Makefile | 33 ++++++++++++++++-----------------
1 file changed, 16 insertions(+), 17 deletions(-)
Makefile | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
--- a/Makefile
+++ b/Makefile
......@@ -30,7 +30,7 @@ a pre-built objtool.
ifeq ($(KBUILD_EXTMOD),)
core-y += kernel/ certs/ mm/ fs/ ipc/ security/ crypto/ block/
@@ -1110,6 +1099,22 @@ uapi-asm-generic:
@@ -1110,6 +1099,17 @@ uapi-asm-generic:
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \
src=uapi/asm obj=arch/$(SRCARCH)/include/generated/uapi/asm
......@@ -40,11 +40,6 @@ a pre-built objtool.
+ ifeq ($(has_libelf),1)
+ objtool_target := tools/objtool FORCE
+ else
+ ifdef CONFIG_UNWINDER_ORC
+ $(error "Cannot generate ORC metadata for CONFIG_UNWINDER_ORC=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
+ else
+ $(warning "Cannot use CONFIG_STACK_VALIDATION=y, please install libelf-dev, libelf-devel or elfutils-libelf-devel")
+ endif
+ SKIP_STACK_VALIDATION := 1
+ export SKIP_STACK_VALIDATION
+ endif
......
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