관리-도구

편집 파일: stackleak.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _LINUX_STACKLEAK_H #define _LINUX_STACKLEAK_H #include <linux/sched.h> #include <linux/sched/task_stack.h> /* * Check that the poison value points to the unused hole in the * virtual memory map for your platform. */ #define STACKLEAK_POISON -0xBEEF #define STACKLEAK_SEARCH_DEPTH 128 #ifdef CONFIG_GCC_PLUGIN_STACKLEAK #include <asm/stacktrace.h> static inline void stackleak_task_init(struct task_struct *t) { t->lowest_stack = (unsigned long)end_of_stack(t) + sizeof(unsigned long); # ifdef CONFIG_STACKLEAK_METRICS t->prev_lowest_stack = t->lowest_stack; # endif } #ifdef CONFIG_STACKLEAK_RUNTIME_DISABLE int stack_erasing_sysctl(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos); #endif #else /* !CONFIG_GCC_PLUGIN_STACKLEAK */ static inline void stackleak_task_init(struct task_struct *t) { } #endif #endif