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cet: update map_shadow_stack syscall number due to kernel code update #112

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merged 1 commit into from
Sep 6, 2023
Merged

cet: update map_shadow_stack syscall number due to kernel code update #112

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2 changes: 1 addition & 1 deletion cet/shstk_alloc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -33,7 +33,7 @@

#define SHADOW_STACK_SET_TOKEN 0x1
#ifndef __NR_map_shadow_stack
#define __NR_map_shadow_stack 451
#define __NR_map_shadow_stack 453
#endif

size_t shstk_size = 0x200000;
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4 changes: 0 additions & 4 deletions cet/shstk_cp.c
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Expand Up @@ -30,10 +30,6 @@
/* ARCH_SHSTK_ features bits */
#define ARCH_SHSTK_SHSTK (1ULL << 0)
#define ARCH_SHSTK_WRSS (1ULL << 1)
/* It's from arch/x86/entry/syscalls/syscall_64.tbl file. */
#ifndef __NR_map_shadow_stack
#define __NR_map_shadow_stack 451
#endif

#define rdssp() ({ \
unsigned long _ret; \
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2 changes: 1 addition & 1 deletion cet/shstk_huge_page.c
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Expand Up @@ -20,7 +20,7 @@
#define SHADOW_STACK_SET_TOKEN 0x1
/* It's from arch/x86/entry/syscalls/syscall_64.tbl file. */
#ifndef __NR_map_shadow_stack
#define __NR_map_shadow_stack 451
#define __NR_map_shadow_stack 453
#endif

#define PASS 0
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5 changes: 1 addition & 4 deletions cet/shstk_unlock_test.c
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Expand Up @@ -39,10 +39,7 @@
/* ARCH_SHSTK_ features bits */
#define ARCH_SHSTK_SHSTK (1ULL << 0)
#define ARCH_SHSTK_WRSS (1ULL << 1)
/* It's from arch/x86/entry/syscalls/syscall_64.tbl file. */
#ifndef __NR_map_shadow_stack
#define __NR_map_shadow_stack 451
#endif

/* It's from include/uapi/linux/elf.h. */
#define NT_X86_SHSTK 0x204
#define NT_X86_XSTATE 0x202
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