Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
30 lines
774 B
C
30 lines
774 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_RISCV_STACKTRACE_H
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#define _ASM_RISCV_STACKTRACE_H
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#include <linux/sched.h>
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#include <asm/ptrace.h>
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struct stackframe {
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unsigned long fp;
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unsigned long ra;
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};
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extern void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
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bool (*fn)(void *, unsigned long), void *arg);
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extern void dump_backtrace(struct pt_regs *regs, struct task_struct *task,
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const char *loglvl);
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static inline bool on_thread_stack(void)
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{
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return !(((unsigned long)(current->stack) ^ current_stack_pointer) & ~(THREAD_SIZE - 1));
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}
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#ifdef CONFIG_VMAP_STACK
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DECLARE_PER_CPU(unsigned long [OVERFLOW_STACK_SIZE/sizeof(long)], overflow_stack);
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#endif /* CONFIG_VMAP_STACK */
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#endif /* _ASM_RISCV_STACKTRACE_H */
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