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authorWill Deacon <will@kernel.org>2020-05-28 18:00:51 +0100
committerWill Deacon <will@kernel.org>2020-05-28 18:00:51 +0100
commitd27865279f12035c730818aa1a0280fada866a37 (patch)
tree5c4462885c2a6d7453b34ceb51d39b390030a2a6 /arch/x86/entry/entry_32.S
parent342403bcb4dfe41324a0f6f4cb5a8d324f31c725 (diff)
parenta4eb355a3fdad85d16e4b098e8d56bb28b812ce0 (diff)
Merge branch 'for-next/bti' into for-next/core
Support for Branch Target Identification (BTI) in user and kernel (Mark Brown and others) * for-next/bti: (39 commits) arm64: vdso: Fix CFI directives in sigreturn trampoline arm64: vdso: Don't prefix sigreturn trampoline with a BTI C instruction arm64: bti: Fix support for userspace only BTI arm64: kconfig: Update and comment GCC version check for kernel BTI arm64: vdso: Map the vDSO text with guarded pages when built for BTI arm64: vdso: Force the vDSO to be linked as BTI when built for BTI arm64: vdso: Annotate for BTI arm64: asm: Provide a mechanism for generating ELF note for BTI arm64: bti: Provide Kconfig for kernel mode BTI arm64: mm: Mark executable text as guarded pages arm64: bpf: Annotate JITed code for BTI arm64: Set GP bit in kernel page tables to enable BTI for the kernel arm64: asm: Override SYM_FUNC_START when building the kernel with BTI arm64: bti: Support building kernel C code using BTI arm64: Document why we enable PAC support for leaf functions arm64: insn: Report PAC and BTI instructions as skippable arm64: insn: Don't assume unrecognized HINTs are skippable arm64: insn: Provide a better name for aarch64_insn_is_nop() arm64: insn: Add constants for new HINT instruction decode arm64: Disable old style assembly annotations ...
Diffstat (limited to 'arch/x86/entry/entry_32.S')
-rw-r--r--arch/x86/entry/entry_32.S2
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index b67bae7091d7..5c9c7eee6325 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -1536,7 +1536,6 @@ SYM_CODE_START(debug)
jmp common_exception
SYM_CODE_END(debug)
-#ifdef CONFIG_DOUBLEFAULT
SYM_CODE_START(double_fault)
1:
/*
@@ -1576,7 +1575,6 @@ SYM_CODE_START(double_fault)
hlt
jmp 1b
SYM_CODE_END(double_fault)
-#endif
/*
* NMI is doubly nasty. It can happen on the first instruction of