Messages in this thread Patch in this message | | | From | Richard Weinberger <> | Subject | [PATCH 4/7] um: Remove dead code from x86_64 syscall stub | Date | Mon, 26 Oct 2015 10:48:14 +0100 |
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syscall_stub is dead code as um is using only batch_syscall_stub.
Signed-off-by: Richard Weinberger <richard@nod.at> --- arch/x86/um/stub_64.S | 13 ------------- 1 file changed, 13 deletions(-)
diff --git a/arch/x86/um/stub_64.S b/arch/x86/um/stub_64.S index 7160b20..a212445 100644 --- a/arch/x86/um/stub_64.S +++ b/arch/x86/um/stub_64.S @@ -1,19 +1,6 @@ #include <as-layout.h> - .globl syscall_stub .section .__syscall_stub, "ax" -syscall_stub: - syscall - /* We don't have 64-bit constants, so this constructs the address - * we need. - */ - movq $(STUB_DATA >> 32), %rbx - salq $32, %rbx - movq $(STUB_DATA & 0xffffffff), %rcx - or %rcx, %rbx - movq %rax, (%rbx) - int3 - .globl batch_syscall_stub batch_syscall_stub: mov $(STUB_DATA >> 32), %rbx -- 1.8.4.5
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