get_fdt_index(9)

✨ NAME ✨

okay so bestie, this is get_fdt_index(9) from the Kernel API Manual, and the name is literally the whole assignment: loop through the kexec segment array and find the index of the FDT segment. no cap, that's the vibe 💖

🌸 SYNOPSIS 🌸

int get_fdt_index (struct kimage *image );

🎀 ARGUMENTS 🎀

• image — a pointer to kexec_crash_image 🫶 that's the one and only argument, bestie.

💅 DESCRIPTION 💅

Returns the index of the FDT segment in the kexec segment array if it's found; otherwise -1 ✨ literally that simple, periodt.

lowkey important: if it's not found, the answer is -1 — that's the whole return situation, okay? okay 💀

🦋 SEE ALSO 🦋

go check these besties:

• Kernel file ./arch/powerpc/kexec/crash.c
• sync_backup_region_phdr(9)
• update_crash_elfcorehdr(9)
• update_crash_fdt(9)
• arch_crash_handle_hotplug_event(9)

mwah 💋 this cutie comes from the source/version line ./arch/powerpc/kexec, dated October 2026 — all accounted for, no cap 🎀👑