STRUCT USER_REGS_STRUCT(9)

💖 NAME 💖

okay so bestie, welcome to the Kernel API Manual page for struct user_regs_struct — aka struct user_regs_struct(9) — and it's giving user general purpose registers. that's the whole vibe. ✨

🦋 SYNOPSIS 🦋

       struct user_regs_struct {
           unsigned long gr[32];
           unsigned long sr[8];
           unsigned long iaoq[2];
           unsigned long iasq[2];
           unsigned long sar;
           unsigned long iir;
           unsigned long isr;
           unsigned long ior;
           unsigned long ipsw;
           unsigned long cr0;
           unsigned long cr24, cr25, cr26, cr27, cr28, cr29, cr30, cr31;
           unsigned long cr8, cr9, cr12, cr13, cr10, cr15;
           unsigned long _pad[80-64];
        };

🎀 Members 🎀

💬 Description 💬

This is the user-visible general purpose register state structure which is used to define the elf_gregset_t. like, that's literally its whole job. 💅

It can be accessed through PTRACE_GETREGSET with NT_PRSTATUS and through PTRACE_GETREGS. iykyk. ✨

🌈 SEE ALSO 🌈

• Kernel file ./arch/parisc/include/uapi/asm/ptrace.h struct user_fp_struct(9) — bestie, go peek at the source. 🫶

mwah 💋 — source/version: ./arch/parisc/include/uapi/asm, date: October 2026. that's the footer tea, bestie. 🎀