diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-02-10 10:26:38 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-02-10 10:26:38 +0000 |
| commit | df9ab9771c64f5229843bfe2a20fe0ee6ac59fc1 (patch) | |
| tree | a091be1024bd76627f78e791e377126e47703b7b /arch/arm/include/asm/probes.h | |
| parent | ed8f8ce38d0f7b505d7da2d79522972e962457c2 (diff) | |
| parent | 4e1c0664de11e4b5861957ab4ddff2aeeffd042f (diff) | |
Merge branch 'devel-stable' into for-next
Diffstat (limited to 'arch/arm/include/asm/probes.h')
| -rw-r--r-- | arch/arm/include/asm/probes.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/include/asm/probes.h b/arch/arm/include/asm/probes.h index 806cfe622a9..1e5b9bb9227 100644 --- a/arch/arm/include/asm/probes.h +++ b/arch/arm/include/asm/probes.h @@ -19,6 +19,8 @@ #ifndef _ASM_PROBES_H #define _ASM_PROBES_H +#ifndef __ASSEMBLY__ + typedef u32 probes_opcode_t; struct arch_probes_insn; @@ -38,6 +40,19 @@ struct arch_probes_insn { probes_check_cc *insn_check_cc; probes_insn_singlestep_t *insn_singlestep; probes_insn_fn_t *insn_fn; + int stack_space; + unsigned long register_usage_flags; + bool kprobe_direct_exec; }; +#endif /* __ASSEMBLY__ */ + +/* + * We assume one instruction can consume at most 64 bytes stack, which is + * 'push {r0-r15}'. Instructions consume more or unknown stack space like + * 'str r0, [sp, #-80]' and 'str r0, [sp, r1]' should be prohibit to probe. + * Both kprobe and jprobe use this macro. + */ +#define MAX_STACK_SIZE 64 + #endif |