arch: mostly remove <asm/segment.h>

A few architectures use <asm/segment.h> internally, but nothing in
common code does. Remove all the empty or almost empty versions of it,
including the asm-generic one.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/alpha/include/asm/segment.h

-#ifndef __ALPHA_SEGMENT_H
-#define __ALPHA_SEGMENT_H
-
-/* Only here because we have some old header files that expect it.. */
-
-#endif

arch/alpha/kernel/smc37c669.c

@@ -10,7 +10,6 @@
 
 #include <asm/hwrpb.h>
 #include <asm/io.h>
-#include <asm/segment.h>
 
 #if 0
 # define DBG_DEVS(args)         printk args

arch/alpha/kernel/smc37c93x.c

@@ -11,7 +11,6 @@
 
 #include <asm/hwrpb.h>
 #include <asm/io.h>
-#include <asm/segment.h>
 
 #define SMC_DEBUG 0
 

arch/arm/include/asm/Kbuild

@@ -14,7 +14,6 @@ generic-y += parport.h
 generic-y += preempt.h
 generic-y += rwsem.h
 generic-y += seccomp.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += simd.h
 generic-y += sizes.h

arch/arm64/include/asm/Kbuild

@@ -17,7 +17,6 @@ generic-y += msi.h
 generic-y += qrwlock.h
 generic-y += qspinlock.h
 generic-y += rwsem.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += set_memory.h
 generic-y += sizes.h

arch/c6x/include/asm/Kbuild

@@ -28,7 +28,6 @@ generic-y += pci.h
 generic-y += percpu.h
 generic-y += pgalloc.h
 generic-y += preempt.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += shmparam.h
 generic-y += tlbflush.h

arch/hexagon/include/asm/Kbuild

@@ -28,7 +28,6 @@ generic-y += percpu.h
 generic-y += preempt.h
 generic-y += rwsem.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += shmparam.h
 generic-y += sizes.h

arch/hexagon/include/asm/uaccess.h

@@ -24,7 +24,6 @@
  * User space memory access functions
  */
 #include <linux/mm.h>
-#include <asm/segment.h>
 #include <asm/sections.h>
 
 /*

arch/ia64/include/asm/segment.h

-#ifndef _ASM_IA64_SEGMENT_H
-#define _ASM_IA64_SEGMENT_H
-
-/* Only here because we have some old header files that expect it.. */
-
-#endif /* _ASM_IA64_SEGMENT_H */

arch/mips/include/asm/Kbuild

@@ -19,7 +19,6 @@ generic-y += preempt.h
 generic-y += qrwlock.h
 generic-y += qspinlock.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += trace_clock.h
 generic-y += unaligned.h
 generic-y += user.h

arch/nds32/include/asm/Kbuild

@@ -36,7 +36,6 @@ generic-y += pci.h
 generic-y += percpu.h
 generic-y += preempt.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += sizes.h
 generic-y += switch_to.h

arch/nios2/include/asm/Kbuild

@@ -31,7 +31,6 @@ generic-y += pci.h
 generic-y += percpu.h
 generic-y += preempt.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += spinlock.h
 generic-y += topology.h

arch/openrisc/include/asm/Kbuild

@@ -32,7 +32,6 @@ generic-y += qspinlock.h
 generic-y += qrwlock_types.h
 generic-y += qrwlock.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += shmparam.h
 generic-y += switch_to.h
 generic-y += topology.h

arch/openrisc/kernel/ptrace.c

@@ -30,7 +30,6 @@
 #include <linux/elf.h>
 
 #include <asm/thread_info.h>
-#include <asm/segment.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 

arch/openrisc/kernel/setup.c

@@ -39,7 +39,6 @@
 #include <linux/device.h>
 
 #include <asm/sections.h>
-#include <asm/segment.h>
 #include <asm/pgtable.h>
 #include <asm/types.h>
 #include <asm/setup.h>

arch/openrisc/kernel/traps.c

@@ -35,7 +35,6 @@
 #include <linux/kallsyms.h>
 #include <linux/uaccess.h>
 
-#include <asm/segment.h>
 #include <asm/io.h>
 #include <asm/pgtable.h>
 #include <asm/unwinder.h>

arch/openrisc/mm/init.c

@@ -32,7 +32,6 @@
 #include <linux/blkdev.h>	/* for initrd_* */
 #include <linux/pagemap.h>
 
-#include <asm/segment.h>
 #include <asm/pgalloc.h>
 #include <asm/pgtable.h>
 #include <asm/dma.h>

arch/openrisc/mm/tlb.c

@@ -26,7 +26,6 @@
 #include <linux/mm.h>
 #include <linux/init.h>
 
-#include <asm/segment.h>
 #include <asm/tlbflush.h>
 #include <asm/pgtable.h>
 #include <asm/mmu_context.h>

arch/parisc/include/asm/Kbuild

@@ -18,7 +18,6 @@ generic-y += mm-arch-hooks.h
 generic-y += percpu.h
 generic-y += preempt.h
 generic-y += seccomp.h
-generic-y += segment.h
 generic-y += trace_clock.h
 generic-y += user.h
 generic-y += vga.h

arch/s390/include/asm/segment.h

-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_SEGMENT_H
-#define _ASM_SEGMENT_H
-
-#endif

arch/s390/kernel/ptrace.c

@@ -24,7 +24,6 @@
 #include <linux/seccomp.h>
 #include <linux/compat.h>
 #include <trace/syscall.h>
-#include <asm/segment.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/pgalloc.h>

arch/unicore32/include/asm/Kbuild

@@ -26,7 +26,6 @@ generic-y += parport.h
 generic-y += percpu.h
 generic-y += preempt.h
 generic-y += sections.h
-generic-y += segment.h
 generic-y += serial.h
 generic-y += shmparam.h
 generic-y += sizes.h

arch/xtensa/include/asm/segment.h

-/*
- * include/asm-xtensa/segment.h
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2001 - 2005 Tensilica Inc.
- */
-
-#ifndef _XTENSA_SEGMENT_H
-#define _XTENSA_SEGMENT_H
-
-#include <linux/uaccess.h>
-
-#endif	/* _XTENSA_SEGEMENT_H */

include/asm-generic/segment.h

-#ifndef __ASM_GENERIC_SEGMENT_H
-#define __ASM_GENERIC_SEGMENT_H
-/*
- * Only here because we have some old header files that expect it...
- *
- * New architectures probably don't want to have their own version.
- */
-
-#endif /* __ASM_GENERIC_SEGMENT_H */