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| author | Ross Zwisler <ross.zwisler@linux.intel.com> | 2018-02-03 00:26:26 -0700 |
|---|---|---|
| committer | Ross Zwisler <ross.zwisler@linux.intel.com> | 2018-02-03 00:26:26 -0700 |
| commit | ee95f4059a833839bf52972191b2d4c3d3cec552 (patch) | |
| tree | a1c8587d9b82e64a75dde376a90a3d69b0f4847a /arch/x86/kernel/ftrace_32.S | |
| parent | d121f07691415df824e6b60520f782f6d13b3c81 (diff) | |
| parent | f81e1d35a6e36d30888c46283b8dd1022e847124 (diff) | |
| download | op-kernel-dev-ee95f4059a833839bf52972191b2d4c3d3cec552.zip op-kernel-dev-ee95f4059a833839bf52972191b2d4c3d3cec552.tar.gz | |
Merge branch 'for-4.16/nfit' into libnvdimm-for-next
Diffstat (limited to 'arch/x86/kernel/ftrace_32.S')
| -rw-r--r-- | arch/x86/kernel/ftrace_32.S | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/x86/kernel/ftrace_32.S b/arch/x86/kernel/ftrace_32.S index b6c6468..4c8440d 100644 --- a/arch/x86/kernel/ftrace_32.S +++ b/arch/x86/kernel/ftrace_32.S @@ -8,6 +8,7 @@ #include <asm/segment.h> #include <asm/export.h> #include <asm/ftrace.h> +#include <asm/nospec-branch.h> #ifdef CC_USING_FENTRY # define function_hook __fentry__ @@ -197,7 +198,8 @@ ftrace_stub: movl 0x4(%ebp), %edx subl $MCOUNT_INSN_SIZE, %eax - call *ftrace_trace_function + movl ftrace_trace_function, %ecx + CALL_NOSPEC %ecx popl %edx popl %ecx @@ -241,5 +243,5 @@ return_to_handler: movl %eax, %ecx popl %edx popl %eax - jmp *%ecx + JMP_NOSPEC %ecx #endif |
