dwarf_unwind_stack(9)

💅 dwarf_unwind_stack(9) — Kernel API Manual 💅

okay bestie, welcome to the kernel API manual page for dwarf_unwind_stack(9). it's giving stack-unwinding realness, and we're keeping every detail. 🫶

🌸 NAME 🌸

dwarf_unwind_stack — unwind the stack

🎀 SYNOPSIS 🎀

struct dwarf_frame * dwarf_unwind_stack (unsigned long pc , struct dwarf_frame *prev );

🦋 ARGUMENTS 🦋

• pc — address of the function to unwind
• prev — struct dwarf_frame of the previous stackframe on the callstack

💖 DESCRIPTION 💖

okay so this function returns a struct dwarf_frame that represents the most recent frame on the callstack. and the lower (older) stack frames? each one is linked via the "prev" member. that's the whole lore, no cap. ✨

🌈 SEE ALSO 🌈

Kernel file ./arch/sh/kernel/dwarf.c — plus the whole crew:

• dwarf_frame_alloc_reg(9)
• dwarf_frame_reg(9)
• dwarf_read_addr(9)
• dwarf_read_uleb128(9)
• dwarf_read_leb128(9)
• dwarf_read_encoded_value(9)
• dwarf_entry_len(9)
• dwarf_lookup_cie(9)
• dwarf_lookup_fde(9)
• dwarf_cfa_execute_insns(9)
• dwarf_free_frame(9)
• dwarf_parse_section(9)
• module_dwarf_cleanup(9)
• dwarf_unwinder_init(9)

cute sign-off: source ./arch/sh/kernel, October 2026, page dwarf_unwind_stack(9). mwah 💋✨