| 1 | |
| 2 | |
| 3 |
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| 4 | OUTPUT_FORMAT(ELF_FORMAT)
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| 5 | OUTPUT_ARCH(ELF_ARCH)
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| 6 | ENTRY(_start)
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| 7 | jiffies = jiffies_64;
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| 8 |
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| 9 | VERSION {
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| 10 | {
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| 11 | local: *;
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| 12 | };
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| 13 | }
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| 14 |
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| 15 | SECTIONS
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| 16 | {
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| 17 | PROVIDE (__executable_start = START);
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| 18 | . = START + SIZEOF_HEADERS;
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| 19 | .interp : { *(.interp) }
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| 20 | __binary_start = .;
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| 21 | . = ALIGN(4096); /* Init code and data */
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| 22 | _text = .;
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| 23 | INIT_TEXT_SECTION(PAGE_SIZE)
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| 24 |
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| 25 | . = ALIGN(PAGE_SIZE);
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| 26 |
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| 27 | /* Read-only sections, merged into text segment: */
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| 28 | .hash : { *(.hash) }
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| 29 | .gnu.hash : { *(.gnu.hash) }
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| 30 | .dynsym : { *(.dynsym) }
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| 31 | .dynstr : { *(.dynstr) }
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| 32 | .gnu.version : { *(.gnu.version) }
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| 33 | .gnu.version_d : { *(.gnu.version_d) }
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| 34 | .gnu.version_r : { *(.gnu.version_r) }
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| 35 | .rel.init : { *(.rel.init) }
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| 36 | .rela.init : { *(.rela.init) }
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| 37 | .rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
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| 38 | .rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
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| 39 | .rel.fini : { *(.rel.fini) }
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| 40 | .rela.fini : { *(.rela.fini) }
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| 41 | .rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
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| 42 | .rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
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| 43 | .rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
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| 44 | .rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
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| 45 | .rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
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| 46 | .rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
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| 47 | .rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
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| 48 | .rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
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| 49 | .rel.ctors : { *(.rel.ctors) }
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| 50 | .rela.ctors : { *(.rela.ctors) }
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| 51 | .rel.dtors : { *(.rel.dtors) }
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| 52 | .rela.dtors : { *(.rela.dtors) }
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| 53 | .rel.got : { *(.rel.got) }
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| 54 | .rela.got : { *(.rela.got) }
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| 55 | .rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
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| 56 | .rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
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| 57 | .rel.plt : {
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| 58 | *(.rel.plt)
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| 59 | PROVIDE_HIDDEN(__rel_iplt_start = .);
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| 60 | *(.rel.iplt)
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| 61 | PROVIDE_HIDDEN(__rel_iplt_end = .);
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| 62 | }
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| 63 | .rela.plt : {
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| 64 | *(.rela.plt)
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| 65 | PROVIDE_HIDDEN(__rela_iplt_start = .);
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| 66 | *(.rela.iplt)
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| 67 | PROVIDE_HIDDEN(__rela_iplt_end = .);
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| 68 | }
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| 69 | .init : {
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| 70 | KEEP (*(.init))
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| 71 | } =0x90909090
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| 72 | .plt : { *(.plt) }
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| 73 | .text : {
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| 74 | _stext = .;
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| 75 | TEXT_TEXT
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| 76 | SCHED_TEXT
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| 77 | LOCK_TEXT
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| 78 | IRQENTRY_TEXT
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| 79 | SOFTIRQENTRY_TEXT
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| 80 | *(.fixup)
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| 81 | *(.stub .text.* .gnu.linkonce.t.*)
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| 82 | /* .gnu.warning sections are handled specially by elf32.em. */
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| 83 | *(.gnu.warning)
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| 84 |
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| 85 | . = ALIGN(PAGE_SIZE);
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| 86 | } =0x90909090
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| 87 | . = ALIGN(PAGE_SIZE);
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| 88 | .syscall_stub : {
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| 89 | __syscall_stub_start = .;
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| 90 | *(.__syscall_stub*)
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| 91 | __syscall_stub_end = .;
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| 92 | }
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| 93 | .fini : {
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| 94 | KEEP (*(.fini))
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| 95 | } =0x90909090
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| 96 |
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| 97 | .kstrtab : { *(.kstrtab) }
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| 98 |
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| 99 | |
| 100 |
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| 101 | __init_begin = .;
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| 102 | init.data : { INIT_DATA }
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| 103 | __init_end = .;
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| 104 |
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| 105 | /* Ensure the __preinit_array_start label is properly aligned. We
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| 106 | could instead move the label definition inside the section, but
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| 107 | the linker would then create the section even if it turns out to
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| 108 | be empty, which isn't pretty. */
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| 109 | . = ALIGN(32 / 8);
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| 110 | .preinit_array : { *(.preinit_array) }
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| 111 | .init_array : {
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| 112 | *(.kasan_init)
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| 113 | *(.init_array.*)
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| 114 | *(.init_array)
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| 115 | }
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| 116 | .fini_array : { *(.fini_array) }
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| 117 | .data : {
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| 118 | INIT_TASK_DATA(KERNEL_STACK_SIZE)
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| 119 | DATA_DATA
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| 120 | *(.data.* .gnu.linkonce.d.*)
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| 121 | SORT(CONSTRUCTORS)
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| 122 | }
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| 123 | .data1 : { *(.data1) }
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| 124 | .tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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| 125 | .tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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| 126 | .eh_frame : { KEEP (*(.eh_frame)) }
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| 127 | .gcc_except_table : { *(.gcc_except_table) }
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| 128 | .dynamic : { *(.dynamic) }
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| 129 | .ctors : {
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| 130 | /* gcc uses crtbegin.o to find the start of
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| 131 | the constructors, so we make sure it is
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| 132 | first. Because this is a wildcard, it
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| 133 | doesn't matter if the user does not
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| 134 | actually link against crtbegin.o; the
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| 135 | linker won't look for a file to match a
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| 136 | wildcard. The wildcard also means that it
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| 137 | doesn't matter which directory crtbegin.o
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| 138 | is in. */
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| 139 | KEEP (*crtbegin.o(.ctors))
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| 140 | /* We don't want to include the .ctor section from
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| 141 | from the crtend.o file until after the sorted ctors.
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| 142 | The .ctor section from the crtend file contains the
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| 143 | end of ctors marker and it must be last */
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| 144 | KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
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| 145 | KEEP (*(SORT(.ctors.*)))
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| 146 | KEEP (*(.ctors))
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| 147 | }
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| 148 | .dtors : {
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| 149 | KEEP (*crtbegin.o(.dtors))
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| 150 | KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
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| 151 | KEEP (*(SORT(.dtors.*)))
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| 152 | KEEP (*(.dtors))
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| 153 | }
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| 154 | .jcr : { KEEP (*(.jcr)) }
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| 155 | .got : { *(.got.plt) *(.got) }
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| 156 | _edata = .;
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| 157 | PROVIDE (edata = .);
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| 158 | .bss : {
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| 159 | __bss_start = .;
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| 160 | *(.dynbss)
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| 161 | *(.bss .bss.* .gnu.linkonce.b.*)
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| 162 | *(COMMON)
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| 163 | /* Align here to ensure that the .bss section occupies space up to
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| 164 | _end. Align after .bss to ensure correct alignment even if the
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| 165 | .bss section disappears because there are no input sections. */
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| 166 | . = ALIGN(32 / 8);
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| 167 | . = ALIGN(32 / 8);
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| 168 | }
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| 169 | __bss_stop = .;
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| 170 | _end = .;
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| 171 | PROVIDE (end = .);
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| 172 |
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| 173 | STABS_DEBUG
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| 174 | DWARF_DEBUG
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| 175 | MODINFO
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| 176 | ELF_DETAILS
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| 177 |
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| 178 | DISCARDS
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| 179 | }
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| 180 |
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| 181 | ASSERT(__syscall_stub_end - __syscall_stub_start <= PAGE_SIZE,
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| 182 | "STUB code must not be larger than one page");
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