root/sys/arm64/linux/linux_vdso.lds.s
/*
 * Linker script for 64-bit vDSO.
 * Copied from Linux kernel arch/arm64/kernel/vdso/vdso.lds.S
 */

SECTIONS
{
        . = . + SIZEOF_HEADERS;

        .hash           : { *(.hash) }                  :text
        .gnu.hash       : { *(.gnu.hash) }
        .dynsym         : { *(.dynsym) }
        .dynstr         : { *(.dynstr) }
        .gnu.version    : { *(.gnu.version) }
        .gnu.version_d  : { *(.gnu.version_d) }
        .gnu.version_r  : { *(.gnu.version_r) }

        /DISCARD/       : {
                *(.note.GNU-stack .note.gnu.property)
        }

        .note           : { *(.note.*) }                :text   :note

        . = ALIGN(0x100);

        .text           : { *(.text*) }                 :text   =0x90909090
        PROVIDE (__etext = .);
        PROVIDE (_etext = .);
        PROVIDE (etext = .);

        .dynamic        : { *(.dynamic) }               :text   :dynamic

        .rodata         : { *(.rodata*) }               :text
        .data           : {
                *(.data*)
        }

        _end = .;
        PROVIDE(end = .);

        /DISCARD/       : {
                *(.eh_frame .eh_frame_hdr)
        }
}

PHDRS
{
        text            PT_LOAD         FLAGS(5) FILEHDR PHDRS; /* PF_R|PF_X */
        dynamic         PT_DYNAMIC      FLAGS(4);               /* PF_R */
        note            PT_NOTE         FLAGS(4);               /* PF_R */
}

/*
 * This controls what symbols we export from the DSO.
 */
VERSION
{
        LINUX_2.6.39 {
        global:
                __kernel_rt_sigreturn;
                __kernel_gettimeofday;
                __kernel_clock_gettime;
                __kernel_clock_getres;
        local: *;
        };

        LINUX_0.0 {
        global:
                linux_platform;
                kern_timekeep_base;
                __user_rt_sigreturn;
        local: *;
        };
}