f344424f3c
This change adds generic support for clang's Shadow Call Stack, which uses a shadow stack to protect return addresses from being overwritten by an attacker. Details are available here: https://clang.llvm.org/docs/ShadowCallStack.html Bug: 112277034 Change-Id: Idd553b7c978b0673ab533a68980fb9a654f4510c Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
36 lines
934 B
C
36 lines
934 B
C
#include <linux/init_task.h>
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#include <linux/export.h>
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#include <linux/mqueue.h>
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#include <linux/sched.h>
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#include <linux/sched/sysctl.h>
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#include <linux/sched/rt.h>
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#include <linux/init.h>
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#include <linux/fs.h>
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#include <linux/mm.h>
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#include <linux/scs.h>
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#include <asm/pgtable.h>
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#include <asm/uaccess.h>
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static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
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static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
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#ifdef CONFIG_SHADOW_CALL_STACK
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unsigned long init_shadow_call_stack[SCS_SIZE / sizeof(long)]
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__init_task_data __aligned(SCS_SIZE);
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#endif
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/* Initial task structure */
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struct task_struct init_task = INIT_TASK(init_task);
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EXPORT_SYMBOL(init_task);
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/*
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* Initial thread structure. Alignment of this is handled by a special
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* linker map entry.
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*/
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union thread_union init_thread_union __init_task_data = {
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#ifndef CONFIG_THREAD_INFO_IN_TASK
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INIT_THREAD_INFO(init_task)
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#endif
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};
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