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author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-05 23:26:11 +0200 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-05-05 23:26:11 +0200 |
commit | 13369e831173251e2bc3bc2a78f67c387e8d9609 (patch) | |
tree | 808ee4905d77f516403baaa9fd461a4b2bcceaf3 /lib | |
parent | Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs (diff) | |
parent | x86/mm/mem_encrypt: Disable all instrumentation for early SME setup (diff) | |
download | linux-13369e831173251e2bc3bc2a78f67c387e8d9609.tar.xz linux-13369e831173251e2bc3bc2a78f67c387e8d9609.zip |
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fix from Ingo Molnar:
"Disable function tracing during early SME setup to fix a boot crash on
SME-enabled kernels running distro kernels (some of which have
function tracing enabled)"
* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/mm/mem_encrypt: Disable all instrumentation for early SME setup
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Makefile | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/Makefile b/lib/Makefile index 3b08673e8881..18c2be516ab4 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -17,6 +17,17 @@ KCOV_INSTRUMENT_list_debug.o := n KCOV_INSTRUMENT_debugobjects.o := n KCOV_INSTRUMENT_dynamic_debug.o := n +# Early boot use of cmdline, don't instrument it +ifdef CONFIG_AMD_MEM_ENCRYPT +KASAN_SANITIZE_string.o := n + +ifdef CONFIG_FUNCTION_TRACER +CFLAGS_REMOVE_string.o = -pg +endif + +CFLAGS_string.o := $(call cc-option, -fno-stack-protector) +endif + lib-y := ctype.o string.o vsprintf.o cmdline.o \ rbtree.o radix-tree.o timerqueue.o xarray.o \ idr.o int_sqrt.o extable.o \ |