x86/headers: Replace #include <asm/export.h> with #include <linux/export.h>

The following commit:

  ddb5cdba ("kbuild: generate KSYMTAB entries by modpost")

deprecated <asm/export.h>, which is now a wrapper of <linux/export.h>.

Use <linux/export.h> in *.S as well as in *.c files.

After all the <asm/export.h> lines are replaced, <asm/export.h> and
<asm-generic/export.h> will be removed.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20230806145958.380314-2-masahiroy@kernel.org

arch/x86/entry/entry.S

@@ -3,8 +3,8 @@
  * Common place for both 32- and 64-bit entry routines.
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
-#include <asm/export.h>
 #include <asm/msr-index.h>
 
 .pushsection .noinstr.text, "ax"

arch/x86/entry/entry_64.S

@@ -18,6 +18,7 @@
  * - SYM_FUNC_START/END:Define functions in the symbol table.
  * - idtentry:		Define exception entry points.
  */
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/cache.h>
@@ -34,7 +35,6 @@
 #include <asm/asm.h>
 #include <asm/smap.h>
 #include <asm/pgtable_types.h>
-#include <asm/export.h>
 #include <asm/frame.h>
 #include <asm/trapnr.h>
 #include <asm/nospec-branch.h>

arch/x86/entry/thunk_32.S

@@ -4,9 +4,9 @@
  * Copyright 2008 by Steven Rostedt, Red Hat, Inc
  *  (inspired by Andi Kleen's thunk_64.S)
  */
+	#include <linux/export.h>
 	#include <linux/linkage.h>
 	#include <asm/asm.h>
-	#include <asm/export.h>
 
 	/* put return address in eax (arg1) */
 	.macro THUNK name, func, put_ret_addr_in_eax=0

arch/x86/entry/thunk_64.S

@@ -4,10 +4,10 @@
  * disturbance of register allocation in some inline assembly constructs.
  * Copyright 2001,2002 by Andi Kleen, SuSE Labs.
  */
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include "calling.h"
 #include <asm/asm.h>
-#include <asm/export.h>
 
 	/* rdi:	arg1 ... normal C conventions. rax is saved/restored. */
 	.macro THUNK name, func

arch/x86/kernel/ftrace_32.S

@@ -3,10 +3,10 @@
  *  Copyright (C) 2017  Steven Rostedt, VMware Inc.
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/page_types.h>
 #include <asm/segment.h>
-#include <asm/export.h>
 #include <asm/ftrace.h>
 #include <asm/nospec-branch.h>
 #include <asm/frame.h>

arch/x86/kernel/ftrace_64.S

@@ -3,12 +3,12 @@
  *  Copyright (C) 2014  Steven Rostedt, Red Hat Inc
  */
 
+#include <linux/export.h>
 #include <linux/cfi_types.h>
 #include <linux/linkage.h>
 #include <asm/asm-offsets.h>
 #include <asm/ptrace.h>
 #include <asm/ftrace.h>
-#include <asm/export.h>
 #include <asm/nospec-branch.h>
 #include <asm/unwind_hints.h>
 #include <asm/frame.h>

arch/x86/kernel/head_32.S

@@ -8,6 +8,7 @@
  */
 
 .text
+#include <linux/export.h>
 #include <linux/threads.h>
 #include <linux/init.h>
 #include <linux/linkage.h>
@@ -25,7 +26,6 @@
 #include <asm/nops.h>
 #include <asm/nospec-branch.h>
 #include <asm/bootparam.h>
-#include <asm/export.h>
 #include <asm/pgtable_32.h>
 
 /* Physical address */

arch/x86/kernel/head_64.S

@@ -9,7 +9,7 @@
  *  Copyright (C) 2005 Eric Biederman <ebiederm@xmission.com>
  */
 
-
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <linux/threads.h>
 #include <linux/init.h>
@@ -22,7 +22,6 @@
 #include <asm/percpu.h>
 #include <asm/nops.h>
 #include "../entry/calling.h"
-#include <asm/export.h>
 #include <asm/nospec-branch.h>
 #include <asm/apicdef.h>
 #include <asm/fixmap.h>

arch/x86/kernel/irqflags.S

 /* SPDX-License-Identifier: GPL-2.0 */
 
 #include <asm/asm.h>
-#include <asm/export.h>
+#include <linux/export.h>
 #include <linux/linkage.h>
 
 /*

arch/x86/lib/checksum_32.S

@@ -21,10 +21,10 @@
  *                   converted to pure assembler
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/errno.h>
 #include <asm/asm.h>
-#include <asm/export.h>
 #include <asm/nospec-branch.h>
 
 /*

arch/x86/lib/clear_page_64.S

 /* SPDX-License-Identifier: GPL-2.0-only */
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/asm.h>
-#include <asm/export.h>
 
 /*
  * Most CPUs support enhanced REP MOVSB/STOSB instructions. It is

arch/x86/lib/cmpxchg8b_emu.S

 /* SPDX-License-Identifier: GPL-2.0-only */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
-#include <asm/export.h>
 #include <asm/percpu.h>
 #include <asm/processor-flags.h>
 

arch/x86/lib/copy_page_64.S

 /* SPDX-License-Identifier: GPL-2.0 */
 /* Written 2003 by Andi Kleen, based on a kernel by Evandro Menezes */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
-#include <asm/export.h>
 
 /*
  * Some CPUs run faster using the string copy instructions (sane microcode).

arch/x86/lib/copy_user_64.S

@@ -6,11 +6,11 @@
  * Functions to copy from and to user space.
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
 #include <asm/asm.h>
-#include <asm/export.h>
 
 /*
  * rep_movs_alternative - memory copy with exception handling.

arch/x86/lib/copy_user_uncached_64.S

@@ -3,9 +3,9 @@
  * Copyright 2023 Linus Torvalds <torvalds@linux-foundation.org>
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/asm.h>
-#include <asm/export.h>
 
 /*
  * copy_user_nocache - Uncached memory copy with exception handling

arch/x86/lib/getuser.S

@@ -26,6 +26,7 @@
  * as they get called from within inline assembly.
  */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/page_types.h>
 #include <asm/errno.h>
@@ -33,7 +34,6 @@
 #include <asm/thread_info.h>
 #include <asm/asm.h>
 #include <asm/smap.h>
-#include <asm/export.h>
 
 #define ASM_BARRIER_NOSPEC ALTERNATIVE "", "lfence", X86_FEATURE_LFENCE_RDTSC
 

arch/x86/lib/hweight.S

 /* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/export.h>
 #include <linux/linkage.h>
-#include <asm/export.h>
 
 #include <asm/asm.h>
 

arch/x86/lib/memcpy_64.S

 /* SPDX-License-Identifier: GPL-2.0-only */
 /* Copyright 2002 Andi Kleen */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <linux/cfi_types.h>
 #include <asm/errno.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
-#include <asm/export.h>
 
 .section .noinstr.text, "ax"
 

arch/x86/lib/memmove_32.S

 /* SPDX-License-Identifier: GPL-2.0 */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
-#include <asm/export.h>
 
 SYM_FUNC_START(memmove)
 /*

arch/x86/lib/memmove_64.S

@@ -6,10 +6,10 @@
  * This assembly file is re-written from memmove_64.c file.
  *	- Copyright 2011 Fenghua Yu <fenghua.yu@intel.com>
  */
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
-#include <asm/export.h>
 
 #undef memmove
 

arch/x86/lib/memset_64.S

 /* SPDX-License-Identifier: GPL-2.0 */
 /* Copyright 2002 Andi Kleen, SuSE Labs */
 
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
-#include <asm/export.h>
 
 .section .noinstr.text, "ax"
 

arch/x86/lib/putuser.S

@@ -11,13 +11,12 @@
  * return an error value in addition to the "real"
  * return value.
  */
+#include <linux/export.h>
 #include <linux/linkage.h>
 #include <asm/thread_info.h>
 #include <asm/errno.h>
 #include <asm/asm.h>
 #include <asm/smap.h>
-#include <asm/export.h>
-
 
 /*
  * __put_user_X

arch/x86/lib/retpoline.S

 /* SPDX-License-Identifier: GPL-2.0 */
 
+#include <linux/export.h>
 #include <linux/stringify.h>
 #include <linux/linkage.h>
 #include <asm/dwarf2.h>
 #include <asm/cpufeatures.h>
 #include <asm/alternative.h>
 #include <asm/asm-offsets.h>
-#include <asm/export.h>
 #include <asm/nospec-branch.h>
 #include <asm/unwind_hints.h>
 #include <asm/percpu.h>