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2b5a0e425e
Idle code is very like entry code in that RCU isn't available. As such, add a little validation. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Tested-by: Tony Lindgren <tony@atomide.com> Tested-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Frederic Weisbecker <frederic@kernel.org> Link: https://lore.kernel.org/r/20230112195540.373461409@infradead.org
122 lines
2.5 KiB
ArmAsm
122 lines
2.5 KiB
ArmAsm
/* SPDX-License-Identifier: GPL-2.0 */
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#include <asm/vmlinux.lds.h>
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#include <asm/page.h>
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OUTPUT_FORMAT(ELF_FORMAT)
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OUTPUT_ARCH(ELF_ARCH)
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ENTRY(_start)
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jiffies = jiffies_64;
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VERSION {
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{
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local: *;
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};
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}
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SECTIONS
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{
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/* This must contain the right address - not quite the default ELF one.*/
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PROVIDE (__executable_start = START);
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/* Static binaries stick stuff here, like the sigreturn trampoline,
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* invisibly to objdump. So, just make __binary_start equal to the very
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* beginning of the executable, and if there are unmapped pages after this,
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* they are forever unusable.
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*/
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__binary_start = START;
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. = START + SIZEOF_HEADERS;
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. = ALIGN(PAGE_SIZE);
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_text = .;
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INIT_TEXT_SECTION(0)
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.text :
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{
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_stext = .;
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TEXT_TEXT
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SCHED_TEXT
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LOCK_TEXT
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IRQENTRY_TEXT
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SOFTIRQENTRY_TEXT
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*(.fixup)
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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*(.gnu.linkonce.t*)
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}
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. = ALIGN(PAGE_SIZE);
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.syscall_stub : {
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__syscall_stub_start = .;
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*(.__syscall_stub*)
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__syscall_stub_end = .;
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}
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/*
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* These are needed even in a static link, even if they wind up being empty.
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* Newer glibc needs these __rel{,a}_iplt_{start,end} symbols.
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*/
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.rel.plt : {
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*(.rel.plt)
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PROVIDE_HIDDEN(__rel_iplt_start = .);
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*(.rel.iplt)
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PROVIDE_HIDDEN(__rel_iplt_end = .);
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}
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.rela.plt : {
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*(.rela.plt)
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PROVIDE_HIDDEN(__rela_iplt_start = .);
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*(.rela.iplt)
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PROVIDE_HIDDEN(__rela_iplt_end = .);
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}
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#include <asm/common.lds.S>
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__init_begin = .;
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init.data : { INIT_DATA }
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__init_end = .;
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.data :
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{
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INIT_TASK_DATA(KERNEL_STACK_SIZE)
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. = ALIGN(KERNEL_STACK_SIZE);
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*(.data..init_irqstack)
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DATA_DATA
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*(.gnu.linkonce.d*)
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CONSTRUCTORS
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}
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.data1 : { *(.data1) }
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.ctors :
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{
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*(.ctors)
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}
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.dtors :
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{
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*(.dtors)
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}
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.got : { *(.got.plt) *(.got) }
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.eh_frame : { KEEP (*(.eh_frame)) }
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.dynamic : { *(.dynamic) }
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.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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/* We want the small data sections together, so single-instruction offsets
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can access them all, and initialized data all before uninitialized, so
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we can shorten the on-disk segment size. */
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.sdata : { *(.sdata) }
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_edata = .;
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PROVIDE (edata = .);
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. = ALIGN(PAGE_SIZE);
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__bss_start = .;
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PROVIDE(_bss_start = .);
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SBSS(0)
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BSS(0)
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__bss_stop = .;
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_end = .;
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PROVIDE (end = .);
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STABS_DEBUG
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DWARF_DEBUG
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ELF_DETAILS
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DISCARDS
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}
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