Convert MIPS to use the generic entry infrastructure from kernel/entry/*. v2: Use regs->regs[27] to mark whether to restore all registers in handle_sys and enable IRQ stack. Feiyang Chen (2): MIPS: convert syscall to generic entry MIPS: convert irq to generic entry arch/mips/Kconfig | 1 + arch/mips/include/asm/entry-common.h | 13 ++ arch/mips/include/asm/irqflags.h | 42 ---- arch/mips/include/asm/ptrace.h | 8 +- arch/mips/include/asm/sim.h | 70 ------- arch/mips/include/asm/stackframe.h | 8 + arch/mips/include/asm/syscall.h | 5 + arch/mips/include/asm/thread_info.h | 17 +- arch/mips/include/uapi/asm/ptrace.h | 7 +- arch/mips/kernel/Makefile | 14 +- arch/mips/kernel/entry.S | 143 +------------- arch/mips/kernel/genex.S | 150 +++------------ arch/mips/kernel/head.S | 1 - arch/mips/kernel/linux32.c | 1 - arch/mips/kernel/ptrace.c | 78 -------- arch/mips/kernel/r4k-bugs64.c | 14 +- arch/mips/kernel/scall.S | 136 +++++++++++++ arch/mips/kernel/scall32-o32.S | 223 --------------------- arch/mips/kernel/scall64-n32.S | 107 ---------- arch/mips/kernel/scall64-n64.S | 116 ----------- arch/mips/kernel/scall64-o32.S | 221 --------------------- arch/mips/kernel/signal.c | 59 +----- arch/mips/kernel/signal_n32.c | 15 +- arch/mips/kernel/signal_o32.c | 29 +-- arch/mips/kernel/syscall.c | 148 +++++++++++--- arch/mips/kernel/syscalls/syscall_n32.tbl | 8 +- arch/mips/kernel/syscalls/syscall_n64.tbl | 8 +- arch/mips/kernel/syscalls/syscall_o32.tbl | 8 +- arch/mips/kernel/traps.c | 225 ++++++++++++++++------ arch/mips/kernel/unaligned.c | 19 +- arch/mips/mm/c-octeon.c | 15 ++ arch/mips/mm/cex-oct.S | 8 +- arch/mips/mm/fault.c | 12 +- arch/mips/mm/tlbex-fault.S | 7 +- 34 files changed, 594 insertions(+), 1342 deletions(-) create mode 100644 arch/mips/include/asm/entry-common.h delete mode 100644 arch/mips/include/asm/sim.h create mode 100644 arch/mips/kernel/scall.S delete mode 100644 arch/mips/kernel/scall32-o32.S delete mode 100644 arch/mips/kernel/scall64-n32.S delete mode 100644 arch/mips/kernel/scall64-n64.S delete mode 100644 arch/mips/kernel/scall64-o32.S -- 2.27.0