| /* |
| * Code for the vDSO. This version uses the old int $0x80 method. |
| * |
| * First get the common code for the sigreturn entry points. |
| * This must come first. |
| */ |
| #include "sigreturn.S" |
| |
| .text |
| .globl __kernel_vsyscall |
| .type __kernel_vsyscall,@function |
| ALIGN |
| __kernel_vsyscall: |
| .LSTART_vsyscall: |
| int $0x80 |
| ret |
| .LEND_vsyscall: |
| .size __kernel_vsyscall,.-.LSTART_vsyscall |
| .previous |
| |
| .section .eh_frame,"a",@progbits |
| .LSTARTFRAMEDLSI: |
| .long .LENDCIEDLSI-.LSTARTCIEDLSI |
| .LSTARTCIEDLSI: |
| .long 0 /* CIE ID */ |
| .byte 1 /* Version number */ |
| .string "zR" /* NUL-terminated augmentation string */ |
| .uleb128 1 /* Code alignment factor */ |
| .sleb128 -4 /* Data alignment factor */ |
| .byte 8 /* Return address register column */ |
| .uleb128 1 /* Augmentation value length */ |
| .byte 0x1b /* DW_EH_PE_pcrel|DW_EH_PE_sdata4. */ |
| .byte 0x0c /* DW_CFA_def_cfa */ |
| .uleb128 4 |
| .uleb128 4 |
| .byte 0x88 /* DW_CFA_offset, column 0x8 */ |
| .uleb128 1 |
| .align 4 |
| .LENDCIEDLSI: |
| .long .LENDFDEDLSI-.LSTARTFDEDLSI /* Length FDE */ |
| .LSTARTFDEDLSI: |
| .long .LSTARTFDEDLSI-.LSTARTFRAMEDLSI /* CIE pointer */ |
| .long .LSTART_vsyscall-. /* PC-relative start address */ |
| .long .LEND_vsyscall-.LSTART_vsyscall |
| .uleb128 0 |
| .align 4 |
| .LENDFDEDLSI: |
| .previous |
| |
| /* |
| * Pad out the segment to match the size of the sysenter.S version. |
| */ |
| VDSO32_vsyscall_eh_frame_size = 0x40 |
| .section .data,"aw",@progbits |
| .space VDSO32_vsyscall_eh_frame_size-(.LENDFDEDLSI-.LSTARTFRAMEDLSI), 0 |
| .previous |