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author | Josh Poimboeuf <jpoimboe@kernel.org> | 2023-09-05 08:04:53 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-11-20 13:58:52 +0300 |
commit | 626ea25e6d1d416d4b85f583e2dbcd6ebc48f081 (patch) | |
tree | 04173522d676d8b08f1984179feaee11b6f08154 /scripts | |
parent | 0a958abffa5b3d8a2ef9ee8669146ec45f8d1bcf (diff) | |
download | linux-626ea25e6d1d416d4b85f583e2dbcd6ebc48f081.tar.xz |
x86/srso: Fix unret validation dependencies
[ Upstream commit eeb9f34df065f42f0c9195b322ba6df420c9fc92 ]
CONFIG_CPU_SRSO isn't dependent on CONFIG_CPU_UNRET_ENTRY (AMD
Retbleed), so the two features are independently configurable. Fix
several issues for the (presumably rare) case where CONFIG_CPU_SRSO is
enabled but CONFIG_CPU_UNRET_ENTRY isn't.
Fixes: fb3bd914b3ec ("x86/srso: Add a Speculative RAS Overflow mitigation")
Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Acked-by: Borislav Petkov (AMD) <bp@alien8.de>
Link: https://lore.kernel.org/r/299fb7740174d0f2335e91c58af0e9c242b4bac1.1693889988.git.jpoimboe@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/Makefile.vmlinux_o | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/scripts/Makefile.vmlinux_o b/scripts/Makefile.vmlinux_o index 0edfdb40364b..25b3b587d37c 100644 --- a/scripts/Makefile.vmlinux_o +++ b/scripts/Makefile.vmlinux_o @@ -37,7 +37,8 @@ objtool-enabled := $(or $(delay-objtool),$(CONFIG_NOINSTR_VALIDATION)) vmlinux-objtool-args-$(delay-objtool) += $(objtool-args-y) vmlinux-objtool-args-$(CONFIG_GCOV_KERNEL) += --no-unreachable -vmlinux-objtool-args-$(CONFIG_NOINSTR_VALIDATION) += --noinstr $(if $(CONFIG_CPU_UNRET_ENTRY), --unret) +vmlinux-objtool-args-$(CONFIG_NOINSTR_VALIDATION) += --noinstr \ + $(if $(or $(CONFIG_CPU_UNRET_ENTRY),$(CONFIG_CPU_SRSO)), --unret) objtool-args = $(vmlinux-objtool-args-y) --link |