be502ad164
Changes in 4.9.174 ALSA: line6: use dynamic buffers ipv4: ip_do_fragment: Preserve skb_iif during fragmentation ipv6/flowlabel: wait rcu grace period before put_pid() ipv6: invert flowlabel sharing check in process and user mode packet: validate msg_namelen in send directly bnxt_en: Improve multicast address setup logic. net: phy: marvell: Fix buffer overrun with stats counters x86/suspend: fix false positive KASAN warning on suspend/resume mm/kasan: Switch to using __pa_symbol and lm_alias x86/unwind: Disable KASAN checks for non-current tasks arm64: kasan: avoid bad virt_to_pfn() kasan: add a prototype of task_struct to avoid warning kasan: avoid -Wmaybe-uninitialized warning kasan: remove redundant initialization of variable 'real_size' arm64: proc: Set PTE_NG for table entries to avoid traversing them twice kasan: prevent compiler from optimizing away memset in tests arm64: mm: print out correct page table entries arm64: mm: don't print out page table entries on EL0 faults caif: reduce stack size with KASAN USB: yurex: Fix protection fault after device removal USB: w1 ds2490: Fix bug caused by improper use of altsetting array usb: usbip: fix isoc packet num validation in get_pipe USB: core: Fix unterminated string returned by usb_string() USB: core: Fix bug caused by duplicate interface PM usage counter nvme-loop: init nvmet_ctrl fatal_err_work when allocate HID: logitech: check the return value of create_singlethread_workqueue HID: debug: fix race condition with between rdesc_show() and device removal rtc: sh: Fix invalid alarm warning for non-enabled alarm batman-adv: Reduce claim hash refcnt only for removed entry batman-adv: Reduce tt_local hash refcnt only for removed entry batman-adv: Reduce tt_global hash refcnt only for removed entry igb: Fix WARN_ONCE on runtime suspend net/mlx5: E-Switch, Fix esw manager vport indication for more vport commands bonding: show full hw address in sysfs for slave entries net: stmmac: don't overwrite discard_frame status net: stmmac: fix dropping of multi-descriptor RX frames net: stmmac: don't log oversized frames jffs2: fix use-after-free on symlink traversal debugfs: fix use-after-free on symlink traversal rtc: da9063: set uie_unsupported when relevant vfio/pci: use correct format characters scsi: core: add new RDAC LENOVO/DE_Series device scsi: storvsc: Fix calculation of sub-channel count net: hns: fix KASAN: use-after-free in hns_nic_net_xmit_hw() net: hns: Use NAPI_POLL_WEIGHT for hns driver net: hns: Fix WARNING when remove HNS driver with SMMU enabled hugetlbfs: fix memory leak for resv_map sh: fix multiple function definition build errors xsysace: Fix error handling in ace_setup ARM: orion: don't use using 64-bit DMA masks ARM: iop: don't use using 64-bit DMA masks perf/x86/amd: Update generic hardware cache events for Family 17h staging: iio: adt7316: allow adt751x to use internal vref for all dacs staging: iio: adt7316: fix the dac read calculation staging: iio: adt7316: fix the dac write calculation scsi: RDMA/srpt: Fix a credit leak for aborted commands Input: snvs_pwrkey - initialize necessary driver data before enabling IRQ selinux: never allow relabeling on context mounts x86/mce: Improve error message when kernel cannot recover, p2 media: v4l2: i2c: ov7670: Fix PLL bypass register values Linux 4.9.174 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
122 lines
2.7 KiB
C
122 lines
2.7 KiB
C
/*
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* Copyright (C) 1991, 1992 Linus Torvalds
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* Copyright (C) 2000, 2001, 2002 Andi Kleen, SuSE Labs
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*/
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#ifndef _ASM_X86_STACKTRACE_H
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#define _ASM_X86_STACKTRACE_H
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#include <linux/uaccess.h>
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#include <linux/ptrace.h>
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#include <asm/switch_to.h>
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enum stack_type {
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STACK_TYPE_UNKNOWN,
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STACK_TYPE_TASK,
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STACK_TYPE_IRQ,
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STACK_TYPE_SOFTIRQ,
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STACK_TYPE_EXCEPTION,
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STACK_TYPE_EXCEPTION_LAST = STACK_TYPE_EXCEPTION + N_EXCEPTION_STACKS-1,
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};
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struct stack_info {
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enum stack_type type;
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unsigned long *begin, *end, *next_sp;
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};
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bool in_task_stack(unsigned long *stack, struct task_struct *task,
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struct stack_info *info);
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int get_stack_info(unsigned long *stack, struct task_struct *task,
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struct stack_info *info, unsigned long *visit_mask);
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void stack_type_str(enum stack_type type, const char **begin,
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const char **end);
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static inline bool on_stack(struct stack_info *info, void *addr, size_t len)
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{
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void *begin = info->begin;
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void *end = info->end;
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return (info->type != STACK_TYPE_UNKNOWN &&
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addr >= begin && addr < end &&
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addr + len > begin && addr + len <= end);
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}
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extern int kstack_depth_to_print;
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#ifdef CONFIG_X86_32
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#define STACKSLOTS_PER_LINE 8
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#else
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#define STACKSLOTS_PER_LINE 4
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#endif
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#ifdef CONFIG_FRAME_POINTER
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static inline unsigned long *
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get_frame_pointer(struct task_struct *task, struct pt_regs *regs)
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{
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struct inactive_task_frame *frame;
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if (regs)
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return (unsigned long *)regs->bp;
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if (task == current)
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return __builtin_frame_address(0);
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frame = (struct inactive_task_frame *)task->thread.sp;
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return (unsigned long *)READ_ONCE_NOCHECK(frame->bp);
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}
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#else
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static inline unsigned long *
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get_frame_pointer(struct task_struct *task, struct pt_regs *regs)
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{
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return NULL;
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}
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#endif /* CONFIG_FRAME_POINTER */
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static inline unsigned long *
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get_stack_pointer(struct task_struct *task, struct pt_regs *regs)
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{
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if (regs)
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return (unsigned long *)kernel_stack_pointer(regs);
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if (task == current)
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return __builtin_frame_address(0);
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return (unsigned long *)task->thread.sp;
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}
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void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
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unsigned long *stack, char *log_lvl);
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void show_stack_log_lvl(struct task_struct *task, struct pt_regs *regs,
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unsigned long *sp, char *log_lvl);
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extern unsigned int code_bytes;
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/* The form of the top of the frame on the stack */
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struct stack_frame {
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struct stack_frame *next_frame;
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unsigned long return_address;
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};
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struct stack_frame_ia32 {
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u32 next_frame;
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u32 return_address;
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};
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static inline unsigned long caller_frame_pointer(void)
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{
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struct stack_frame *frame;
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frame = __builtin_frame_address(0);
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#ifdef CONFIG_FRAME_POINTER
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frame = frame->next_frame;
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#endif
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return (unsigned long)frame;
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}
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#endif /* _ASM_X86_STACKTRACE_H */
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