[RFC PATCH v2 00/14] Remove unneccessary included headers

From: Christophe Leroy
Date: Fri Jun 01 2018 - 11:52:19 EST


The purpose of this serie is to limit the number of includes to
only the necessary ones in order to reduce the number of files
recompiled everytime a header file is modified.

This is the start of the work, please provide feedback if any so
that I don't go in the wrong direction.

Handled inclusion changes more carrefully after Michael feedback.

Started splitting some headers in order to reduce their coverage.

Christophe Leroy (14):
powerpc: remove kdump.h from page.h
powerpc: remove unneeded inclusions of cpu_has_feature.h
powerpc/405: move PPC405_ERR77 in asm-405.h
powerpc: move ASM_CONST and stringify_in_c() into asm-const.h
powerpc: clean the inclusion of stringify.h
powerpc: clean inclusions of asm/feature-fixups.h
powerpc: remove superflous inclusions of asm/fixmap.h
powerpc: declare set_breakpoint() static
powerpc/book3s: Remove PPC_PIN_SIZE
powerpc: fix includes in asm/processor.h
powerpc/nohash: fix hash related comments in pgtable.h
powerpc/44x: remove page.h from mmu-44x.h
powerpc: split reg.h in two parts
powerpc: Split synch.h in two parts

arch/powerpc/crypto/md5-asm.S | 1 +
arch/powerpc/crypto/sha1-powerpc-asm.S | 1 +
arch/powerpc/include/asm/asm-405.h | 19 +++++++
arch/powerpc/include/asm/asm-compat.h | 26 +---------
arch/powerpc/include/asm/asm-const.h | 14 +++++
arch/powerpc/include/asm/atomic.h | 2 +
arch/powerpc/include/asm/barrier.h | 3 ++
arch/powerpc/include/asm/bitops.h | 2 +
arch/powerpc/include/asm/book3s/32/pgtable.h | 7 ---
arch/powerpc/include/asm/book3s/64/hash.h | 2 +
arch/powerpc/include/asm/book3s/64/mmu-hash.h | 2 +-
arch/powerpc/include/asm/book3s/64/radix.h | 2 +
arch/powerpc/include/asm/cacheflush.h | 1 -
arch/powerpc/include/asm/cmpxchg.h | 3 +-
arch/powerpc/include/asm/code-patching.h | 1 +
arch/powerpc/include/asm/cputable.h | 3 +-
arch/powerpc/include/asm/cputime.h | 1 -
arch/powerpc/include/asm/dbell.h | 2 +-
arch/powerpc/include/asm/dcr-native.h | 1 +
arch/powerpc/include/asm/debug.h | 1 -
arch/powerpc/include/asm/dt_cpu_ftrs.h | 2 -
arch/powerpc/include/asm/exception-64s.h | 2 +
arch/powerpc/include/asm/feature-fixups.h | 2 +
arch/powerpc/include/asm/firmware.h | 3 +-
arch/powerpc/include/asm/fixmap.h | 2 -
arch/powerpc/include/asm/futex.h | 2 +-
arch/powerpc/include/asm/hw_breakpoint.h | 1 +
arch/powerpc/include/asm/iommu.h | 1 +
arch/powerpc/include/asm/jump_label.h | 2 +-
arch/powerpc/include/asm/kvm_booke_hv_asm.h | 2 +
arch/powerpc/include/asm/mmu-44x.h | 11 ++--
arch/powerpc/include/asm/mmu.h | 3 +-
arch/powerpc/include/asm/nohash/32/pgtable.h | 7 +--
arch/powerpc/include/asm/nohash/64/pgtable.h | 19 ++-----
arch/powerpc/include/asm/page.h | 3 +-
arch/powerpc/include/asm/page_64.h | 2 +
arch/powerpc/include/asm/ppc-opcode.h | 3 +-
arch/powerpc/include/asm/ppc_asm.h | 1 +
arch/powerpc/include/asm/processor.h | 5 +-
arch/powerpc/include/asm/ptrace.h | 1 +
arch/powerpc/include/asm/reg-ftr.h | 63 +++++++++++++++++++++++
arch/powerpc/include/asm/reg.h | 36 +------------
arch/powerpc/include/asm/reg_a2.h | 2 +
arch/powerpc/include/asm/reg_fsl_emb.h | 2 +
arch/powerpc/include/asm/spinlock.h | 3 +-
arch/powerpc/include/asm/{synch.h => synch-ftr.h} | 24 ++-------
arch/powerpc/include/asm/synch.h | 30 -----------
arch/powerpc/include/asm/thread_info.h | 3 +-
arch/powerpc/include/asm/uaccess.h | 1 -
arch/powerpc/kernel/cpu_setup_6xx.S | 1 +
arch/powerpc/kernel/crash.c | 1 -
arch/powerpc/kernel/entry_32.S | 2 +
arch/powerpc/kernel/entry_64.S | 3 ++
arch/powerpc/kernel/exceptions-64e.S | 1 +
arch/powerpc/kernel/exceptions-64s.S | 2 +
arch/powerpc/kernel/fpu.S | 2 +
arch/powerpc/kernel/head_32.S | 1 +
arch/powerpc/kernel/head_40x.S | 1 +
arch/powerpc/kernel/head_64.S | 2 +
arch/powerpc/kernel/head_8xx.S | 1 -
arch/powerpc/kernel/head_fsl_booke.S | 1 +
arch/powerpc/kernel/idle_6xx.S | 1 +
arch/powerpc/kernel/idle_book3s.S | 3 ++
arch/powerpc/kernel/idle_e500.S | 1 +
arch/powerpc/kernel/idle_power4.S | 1 +
arch/powerpc/kernel/kvm_emul.S | 1 +
arch/powerpc/kernel/l2cr_6xx.S | 1 +
arch/powerpc/kernel/machine_kexec.c | 1 +
arch/powerpc/kernel/misc_32.S | 1 +
arch/powerpc/kernel/misc_64.S | 1 +
arch/powerpc/kernel/paca.c | 1 +
arch/powerpc/kernel/ppc_save_regs.S | 1 +
arch/powerpc/kernel/process.c | 14 ++---
arch/powerpc/kernel/prom.c | 1 -
arch/powerpc/kernel/prom_init.c | 1 -
arch/powerpc/kernel/setup_32.c | 2 +
arch/powerpc/kernel/setup_64.c | 1 +
arch/powerpc/kernel/swsusp_32.S | 1 +
arch/powerpc/kernel/swsusp_asm64.S | 1 +
arch/powerpc/kernel/tm.S | 2 +
arch/powerpc/kernel/vdso.c | 1 -
arch/powerpc/kernel/vector.S | 1 +
arch/powerpc/kvm/book3s_64_slb.S | 3 ++
arch/powerpc/kvm/book3s_64_vio_hv.c | 1 +
arch/powerpc/kvm/book3s_hv_interrupts.S | 2 +
arch/powerpc/kvm/book3s_hv_rmhandlers.S | 3 ++
arch/powerpc/kvm/book3s_interrupts.S | 1 +
arch/powerpc/kvm/book3s_rmhandlers.S | 2 +
arch/powerpc/kvm/book3s_segment.S | 4 ++
arch/powerpc/lib/copypage_64.S | 1 +
arch/powerpc/lib/copyuser_64.S | 2 +
arch/powerpc/lib/feature-fixups-test.S | 2 +
arch/powerpc/lib/hweight_64.S | 1 +
arch/powerpc/lib/ldstfp.S | 1 +
arch/powerpc/lib/locks.c | 1 -
arch/powerpc/lib/memcpy_64.S | 2 +
arch/powerpc/lib/string.S | 1 +
arch/powerpc/mm/dump_hashpagetable.c | 1 -
arch/powerpc/mm/hash_low_32.S | 1 +
arch/powerpc/mm/hash_native_64.c | 1 +
arch/powerpc/mm/slb_low.S | 1 +
arch/powerpc/mm/tlb_low_64e.S | 1 +
arch/powerpc/mm/tlb_nohash_low.S | 2 +
arch/powerpc/net/bpf_jit32.h | 1 +
arch/powerpc/net/bpf_jit_asm.S | 1 +
arch/powerpc/net/bpf_jit_asm64.S | 1 +
arch/powerpc/net/bpf_jit_comp.c | 1 +
arch/powerpc/net/bpf_jit_comp64.c | 1 +
arch/powerpc/perf/req-gen/_begin.h | 2 +
arch/powerpc/perf/req-gen/perf.h | 1 +
arch/powerpc/platforms/cell/cbe_thermal.c | 1 +
arch/powerpc/platforms/cell/spufs/sputrace.h | 1 +
arch/powerpc/platforms/powermac/cache.S | 1 +
arch/powerpc/platforms/powermac/sleep.S | 1 +
arch/powerpc/platforms/powernv/opal-wrappers.S | 2 +
arch/powerpc/platforms/powernv/vas.h | 1 +
arch/powerpc/platforms/pseries/hvCall.S | 1 +
arch/powerpc/platforms/pseries/mobility.c | 1 +
arch/powerpc/platforms/pseries/setup.c | 1 +
arch/powerpc/purgatory/trampoline.S | 10 +---
arch/powerpc/sysdev/cpm_common.c | 1 -
arch/powerpc/xmon/spr_access.S | 1 +
122 files changed, 259 insertions(+), 193 deletions(-)
create mode 100644 arch/powerpc/include/asm/asm-405.h
create mode 100644 arch/powerpc/include/asm/asm-const.h
create mode 100644 arch/powerpc/include/asm/reg-ftr.h
copy arch/powerpc/include/asm/{synch.h => synch-ftr.h} (63%)

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2.13.3