From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Acked-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
arch/x86/entry/entry_32.S | 2 +
arch/x86/entry/entry_64.S | 2 +
arch/x86/entry/thunk_32.S | 3 ++
arch/x86/entry/thunk_64.S | 3 ++
arch/x86/include/asm/export.h | 4 ++
arch/x86/kernel/Makefile | 4 +-
arch/x86/kernel/head_32.S | 2 +
arch/x86/kernel/head_64.S | 3 ++
arch/x86/kernel/i386_ksyms_32.c | 44 ----------------------
arch/x86/kernel/mcount_64.S | 2 +
arch/x86/kernel/x8664_ksyms_64.c | 79 ----------------------------------------
arch/x86/lib/checksum_32.S | 3 ++
arch/x86/lib/clear_page_64.S | 2 +
arch/x86/lib/cmpxchg8b_emu.S | 2 +
arch/x86/lib/copy_page_64.S | 2 +
arch/x86/lib/copy_user_64.S | 8 ++++
arch/x86/lib/csum-partial_64.c | 1 +
arch/x86/lib/getuser.S | 5 +++
arch/x86/lib/memcpy_64.S | 3 ++
arch/x86/lib/memmove_64.S | 3 ++
arch/x86/lib/memset_64.S | 3 ++
arch/x86/lib/putuser.S | 5 +++
arch/x86/lib/strstr_32.c | 3 +-
arch/x86/um/Makefile | 2 +-
arch/x86/um/checksum_32.S | 2 +
arch/x86/um/ksyms.c | 13 -------
26 files changed, 64 insertions(+), 141 deletions(-)
create mode 100644 arch/x86/include/asm/export.h
delete mode 100644 arch/x86/kernel/i386_ksyms_32.c
delete mode 100644 arch/x86/kernel/x8664_ksyms_64.c
delete mode 100644 arch/x86/um/ksyms.c
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 77d8c51..90087bf 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -44,6 +44,7 @@
#include <asm/alternative-asm.h>
#include <asm/asm.h>
#include <asm/smap.h>
+#include <asm/export.h>
.section .entry.text, "ax"
@@ -865,6 +866,7 @@ trace:
jmp ftrace_stub
END(mcount)
#endif /* CONFIG_DYNAMIC_FTRACE */
+EXPORT_SYMBOL(mcount)
#endif /* CONFIG_FUNCTION_TRACER */
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 9d34d3c..772f3a2 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -35,6 +35,7 @@
#include <asm/asm.h>
#include <asm/smap.h>
#include <asm/pgtable_types.h>
+#include <asm/export.h>
#include <linux/err.h>
/* Avoid __ASSEMBLER__'ifying <linux/audit.h> just for this. */
@@ -854,6 +855,7 @@ gs_change:
popfq
ret
END(native_load_gs_index)
+EXPORT_SYMBOL(native_load_gs_index)
_ASM_EXTABLE(gs_change, bad_gs)
.section .fixup, "ax"
diff --git a/arch/x86/entry/thunk_32.S b/arch/x86/entry/thunk_32.S
index e5a1711..fee6bc7 100644
--- a/arch/x86/entry/thunk_32.S
+++ b/arch/x86/entry/thunk_32.S
@@ -6,6 +6,7 @@
*/
#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
@@ -36,5 +37,7 @@
#ifdef CONFIG_PREEMPT
THUNK ___preempt_schedule, preempt_schedule
THUNK ___preempt_schedule_notrace, preempt_schedule_notrace
+ EXPORT_SYMBOL(___preempt_schedule)
+ EXPORT_SYMBOL(___preempt_schedule_notrace)
#endif
diff --git a/arch/x86/entry/thunk_64.S b/arch/x86/entry/thunk_64.S
index efb2b93..6fb1f3c 100644
--- a/arch/x86/entry/thunk_64.S
+++ b/arch/x86/entry/thunk_64.S
@@ -8,6 +8,7 @@
#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, put_ret_addr_in_rdi=0
@@ -47,6 +48,8 @@
#ifdef CONFIG_PREEMPT
THUNK ___preempt_schedule, preempt_schedule
THUNK ___preempt_schedule_notrace, preempt_schedule_notrace
+ EXPORT_SYMBOL(___preempt_schedule)
+ EXPORT_SYMBOL(___preempt_schedule_notrace)
#endif
#if defined(CONFIG_TRACE_IRQFLAGS) \
diff --git a/arch/x86/include/asm/export.h b/arch/x86/include/asm/export.h
new file mode 100644
index 0000000..138de56
--- /dev/null
+++ b/arch/x86/include/asm/export.h
@@ -0,0 +1,4 @@
+#ifdef CONFIG_64BIT
+#define KSYM_ALIGN 16
+#endif
+#include <asm-generic/export.h>
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index b1b78ff..c707445 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -30,9 +30,7 @@ obj-$(CONFIG_MODIFY_LDT_SYSCALL) += ldt.o
obj-y += setup.o x86_init.o i8259.o irqinit.o jump_label.o
obj-$(CONFIG_IRQ_WORK) += irq_work.o
obj-y += probe_roms.o
-obj-$(CONFIG_X86_32) += i386_ksyms_32.o
-obj-$(CONFIG_X86_64) += sys_x86_64.o x8664_ksyms_64.o
-obj-$(CONFIG_X86_64) += mcount_64.o
+obj-$(CONFIG_X86_64) += sys_x86_64.o mcount_64.o
obj-$(CONFIG_X86_ESPFIX64) += espfix_64.o
obj-$(CONFIG_SYSFS) += ksysfs.o
obj-y += bootflag.o e820.o
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index 6bc9ae2..0034632 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -23,6 +23,7 @@
#include <asm/percpu.h>
#include <asm/nops.h>
#include <asm/bootparam.h>
+#include <asm/export.h>
/* Physical address */
#define pa(X) ((X) - __PAGE_OFFSET)
@@ -678,6 +679,7 @@ ENTRY(empty_zero_page)
.fill 4096,1,0
ENTRY(swapper_pg_dir)
.fill 1024,4,0
+EXPORT_SYMBOL(empty_zero_page)
/*
* This starts the data section.
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index ffdc0e8..33a4ad9 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -20,6 +20,7 @@
#include <asm/processor-flags.h>
#include <asm/percpu.h>
#include <asm/nops.h>
+#include <asm/export.h>
#ifdef CONFIG_PARAVIRT
#include <asm/asm-offsets.h>
@@ -523,10 +524,12 @@ early_gdt_descr_base:
ENTRY(phys_base)
/* This must match the first entry in level2_kernel_pgt */
.quad 0x0000000000000000
+EXPORT_SYMBOL(phys_base)
#include "../../x86/xen/xen-head.S"
__PAGE_ALIGNED_BSS
NEXT_PAGE(empty_zero_page)
.skip PAGE_SIZE
+EXPORT_SYMBOL(empty_zero_page)
diff --git a/arch/x86/kernel/i386_ksyms_32.c b/arch/x86/kernel/i386_ksyms_32.c
deleted file mode 100644
index 64341aa..0000000
--- a/arch/x86/kernel/i386_ksyms_32.c
+++ /dev/null
@@ -1,44 +0,0 @@
-#include <linux/module.h>
-
-#include <asm/checksum.h>
-#include <asm/pgtable.h>
-#include <asm/desc.h>
-#include <asm/ftrace.h>
-
-#ifdef CONFIG_FUNCTION_TRACER
-/* mcount is defined in assembly */
-EXPORT_SYMBOL(mcount);
-#endif
-
-/*
- * Note, this is a prototype to get at the symbol for
- * the export, but dont use it from C code, it is used
- * by assembly code and is not using C calling convention!
- */
-#ifndef CONFIG_X86_CMPXCHG64
-extern void cmpxchg8b_emu(void);
-EXPORT_SYMBOL(cmpxchg8b_emu);
-#endif
-
-/* Networking helper routines. */
-EXPORT_SYMBOL(csum_partial_copy_generic);
-
-EXPORT_SYMBOL(__get_user_1);
-EXPORT_SYMBOL(__get_user_2);
-EXPORT_SYMBOL(__get_user_4);
-EXPORT_SYMBOL(__get_user_8);
-
-EXPORT_SYMBOL(__put_user_1);
-EXPORT_SYMBOL(__put_user_2);
-EXPORT_SYMBOL(__put_user_4);
-EXPORT_SYMBOL(__put_user_8);
-
-EXPORT_SYMBOL(strstr);
-
-EXPORT_SYMBOL(csum_partial);
-EXPORT_SYMBOL(empty_zero_page);
-
-#ifdef CONFIG_PREEMPT
-EXPORT_SYMBOL(___preempt_schedule);
-EXPORT_SYMBOL(___preempt_schedule_notrace);
-#endif
diff --git a/arch/x86/kernel/mcount_64.S b/arch/x86/kernel/mcount_64.S
index 87e1762..02c2864 100644
--- a/arch/x86/kernel/mcount_64.S
+++ b/arch/x86/kernel/mcount_64.S
@@ -7,6 +7,7 @@
#include <linux/linkage.h>
#include <asm/ptrace.h>
#include <asm/ftrace.h>
+#include <asm/export.h>
.code64
@@ -291,6 +292,7 @@ trace:
jmp fgraph_trace
END(function_hook)
#endif /* CONFIG_DYNAMIC_FTRACE */
+EXPORT_SYMBOL(function_hook)
#endif /* CONFIG_FUNCTION_TRACER */
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
diff --git a/arch/x86/kernel/x8664_ksyms_64.c b/arch/x86/kernel/x8664_ksyms_64.c
deleted file mode 100644
index a0695be..0000000
--- a/arch/x86/kernel/x8664_ksyms_64.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/* Exports for assembly files.
- All C exports should go in the respective C files. */
-
-#include <linux/module.h>
-#include <linux/smp.h>
-
-#include <net/checksum.h>
-
-#include <asm/processor.h>
-#include <asm/pgtable.h>
-#include <asm/uaccess.h>
-#include <asm/desc.h>
-#include <asm/ftrace.h>
-
-#ifdef CONFIG_FUNCTION_TRACER
-/* mcount and __fentry__ are defined in assembly */
-#ifdef CC_USING_FENTRY
-EXPORT_SYMBOL(__fentry__);
-#else
-EXPORT_SYMBOL(mcount);
-#endif
-#endif
-
-EXPORT_SYMBOL(__get_user_1);
-EXPORT_SYMBOL(__get_user_2);
-EXPORT_SYMBOL(__get_user_4);
-EXPORT_SYMBOL(__get_user_8);
-EXPORT_SYMBOL(__put_user_1);
-EXPORT_SYMBOL(__put_user_2);
-EXPORT_SYMBOL(__put_user_4);
-EXPORT_SYMBOL(__put_user_8);
-
-EXPORT_SYMBOL(copy_user_generic_string);
-EXPORT_SYMBOL(copy_user_generic_unrolled);
-EXPORT_SYMBOL(copy_user_enhanced_fast_string);
-EXPORT_SYMBOL(__copy_user_nocache);
-EXPORT_SYMBOL(_copy_from_user);
-EXPORT_SYMBOL(_copy_to_user);
-
-EXPORT_SYMBOL(copy_page);
-EXPORT_SYMBOL(clear_page);
-
-EXPORT_SYMBOL(csum_partial);
-
-/*
- * Export string functions. We normally rely on gcc builtin for most of these,
- * but gcc sometimes decides not to inline them.
- */
-#undef memcpy
-#undef memset
-#undef memmove
-
-extern void *__memset(void *, int, __kernel_size_t);
-extern void *__memcpy(void *, const void *, __kernel_size_t);
-extern void *__memmove(void *, const void *, __kernel_size_t);
-extern void *memset(void *, int, __kernel_size_t);
-extern void *memcpy(void *, const void *, __kernel_size_t);
-extern void *memmove(void *, const void *, __kernel_size_t);
-
-EXPORT_SYMBOL(__memset);
-EXPORT_SYMBOL(__memcpy);
-EXPORT_SYMBOL(__memmove);
-
-EXPORT_SYMBOL(memset);
-EXPORT_SYMBOL(memcpy);
-EXPORT_SYMBOL(memmove);
-
-#ifndef CONFIG_DEBUG_VIRTUAL
-EXPORT_SYMBOL(phys_base);
-#endif
-EXPORT_SYMBOL(empty_zero_page);
-#ifndef CONFIG_PARAVIRT
-EXPORT_SYMBOL(native_load_gs_index);
-#endif
-
-#ifdef CONFIG_PREEMPT
-EXPORT_SYMBOL(___preempt_schedule);
-EXPORT_SYMBOL(___preempt_schedule_notrace);
-#endif
diff --git a/arch/x86/lib/checksum_32.S b/arch/x86/lib/checksum_32.S
index c1e6232..4d34bb5 100644
--- a/arch/x86/lib/checksum_32.S
+++ b/arch/x86/lib/checksum_32.S
@@ -28,6 +28,7 @@
#include <linux/linkage.h>
#include <asm/errno.h>
#include <asm/asm.h>
+#include <asm/export.h>
/*
* computes a partial checksum, e.g. for TCP/UDP fragments
@@ -251,6 +252,7 @@ ENTRY(csum_partial)
ENDPROC(csum_partial)
#endif
+EXPORT_SYMBOL(csum_partial)
/*
unsigned int csum_partial_copy_generic (const char *src, char *dst,
@@ -490,3 +492,4 @@ ENDPROC(csum_partial_copy_generic)
#undef ROUND1
#endif
+EXPORT_SYMBOL(csum_partial_copy_generic)
diff --git a/arch/x86/lib/clear_page_64.S b/arch/x86/lib/clear_page_64.S
index a2fe51b..192a26b 100644
--- a/arch/x86/lib/clear_page_64.S
+++ b/arch/x86/lib/clear_page_64.S
@@ -1,6 +1,7 @@
#include <linux/linkage.h>
#include <asm/cpufeature.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
/*
* Most CPUs support enhanced REP MOVSB/STOSB instructions. It is
@@ -23,6 +24,7 @@ ENTRY(clear_page)
rep stosq
ret
ENDPROC(clear_page)
+EXPORT_SYMBOL(clear_page)
ENTRY(clear_page_orig)
diff --git a/arch/x86/lib/cmpxchg8b_emu.S b/arch/x86/lib/cmpxchg8b_emu.S
index ad53497..03a186f 100644
--- a/arch/x86/lib/cmpxchg8b_emu.S
+++ b/arch/x86/lib/cmpxchg8b_emu.S
@@ -7,6 +7,7 @@
*/
#include <linux/linkage.h>
+#include <asm/export.h>
.text
@@ -48,3 +49,4 @@ ENTRY(cmpxchg8b_emu)
ret
ENDPROC(cmpxchg8b_emu)
+EXPORT_SYMBOL(cmpxchg8b_emu)
diff --git a/arch/x86/lib/copy_page_64.S b/arch/x86/lib/copy_page_64.S
index 009f982..d704dde 100644
--- a/arch/x86/lib/copy_page_64.S
+++ b/arch/x86/lib/copy_page_64.S
@@ -3,6 +3,7 @@
#include <linux/linkage.h>
#include <asm/cpufeature.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
/*
* Some CPUs run faster using the string copy instructions (sane microcode).
@@ -17,6 +18,7 @@ ENTRY(copy_page)
rep movsq
ret
ENDPROC(copy_page)
+EXPORT_SYMBOL(copy_page)
ENTRY(copy_page_regs)
subq $2*8, %rsp
diff --git a/arch/x86/lib/copy_user_64.S b/arch/x86/lib/copy_user_64.S
index 982ce34..264c951 100644
--- a/arch/x86/lib/copy_user_64.S
+++ b/arch/x86/lib/copy_user_64.S
@@ -14,6 +14,7 @@
#include <asm/alternative-asm.h>
#include <asm/asm.h>
#include <asm/smap.h>
+#include <asm/export.h>
/* Standard copy_to_user with segment limit checking */
ENTRY(_copy_to_user)
@@ -29,6 +30,7 @@ ENTRY(_copy_to_user)
"jmp copy_user_enhanced_fast_string", \
X86_FEATURE_ERMS
ENDPROC(_copy_to_user)
+EXPORT_SYMBOL(_copy_to_user)
/* Standard copy_from_user with segment limit checking */
ENTRY(_copy_from_user)
@@ -44,6 +46,8 @@ ENTRY(_copy_from_user)
"jmp copy_user_enhanced_fast_string", \
X86_FEATURE_ERMS
ENDPROC(_copy_from_user)
+EXPORT_SYMBOL(_copy_from_user)
+
.section .fixup,"ax"
/* must zero dest */
@@ -155,6 +159,7 @@ ENTRY(copy_user_generic_unrolled)
_ASM_EXTABLE(21b,50b)
_ASM_EXTABLE(22b,50b)
ENDPROC(copy_user_generic_unrolled)
+EXPORT_SYMBOL(copy_user_generic_unrolled)
/* Some CPUs run faster using the string copy instructions.
* This is also a lot simpler. Use them when possible.
@@ -200,6 +205,7 @@ ENTRY(copy_user_generic_string)
_ASM_EXTABLE(1b,11b)
_ASM_EXTABLE(3b,12b)
ENDPROC(copy_user_generic_string)
+EXPORT_SYMBOL(copy_user_generic_string)
/*
* Some CPUs are adding enhanced REP MOVSB/STOSB instructions.
@@ -229,6 +235,7 @@ ENTRY(copy_user_enhanced_fast_string)
_ASM_EXTABLE(1b,12b)
ENDPROC(copy_user_enhanced_fast_string)
+EXPORT_SYMBOL(copy_user_enhanced_fast_string)
/*
* copy_user_nocache - Uncached memory copy with exception handling
@@ -319,3 +326,4 @@ ENTRY(__copy_user_nocache)
_ASM_EXTABLE(21b,50b)
_ASM_EXTABLE(22b,50b)
ENDPROC(__copy_user_nocache)
+EXPORT_SYMBOL(__copy_user_nocache)
diff --git a/arch/x86/lib/csum-partial_64.c b/arch/x86/lib/csum-partial_64.c
index 9845371..f6ffcaa 100644
--- a/arch/x86/lib/csum-partial_64.c
+++ b/arch/x86/lib/csum-partial_64.c
@@ -135,6 +135,7 @@ __wsum csum_partial(const void *buff, int len, __wsum sum)
return (__force __wsum)add32_with_carry(do_csum(buff, len),
(__force u32)sum);
}
+EXPORT_SYMBOL(csum_partial);
/*
* this routine is used for miscellaneous IP-like checksums, mainly
diff --git a/arch/x86/lib/getuser.S b/arch/x86/lib/getuser.S
index 46668cd..6fcdb2b 100644
--- a/arch/x86/lib/getuser.S
+++ b/arch/x86/lib/getuser.S
@@ -32,6 +32,7 @@
#include <asm/thread_info.h>
#include <asm/asm.h>
#include <asm/smap.h>
+#include <asm/export.h>
.text
ENTRY(__get_user_1)
@@ -44,6 +45,7 @@ ENTRY(__get_user_1)
ASM_CLAC
ret
ENDPROC(__get_user_1)
+EXPORT_SYMBOL(__get_user_1)
ENTRY(__get_user_2)
add $1,%_ASM_AX
@@ -57,6 +59,7 @@ ENTRY(__get_user_2)
ASM_CLAC
ret
ENDPROC(__get_user_2)
+EXPORT_SYMBOL(__get_user_2)
ENTRY(__get_user_4)
add $3,%_ASM_AX
@@ -70,6 +73,7 @@ ENTRY(__get_user_4)
ASM_CLAC
ret
ENDPROC(__get_user_4)
+EXPORT_SYMBOL(__get_user_4)
ENTRY(__get_user_8)
#ifdef CONFIG_X86_64
@@ -97,6 +101,7 @@ ENTRY(__get_user_8)
ret
#endif
ENDPROC(__get_user_8)
+EXPORT_SYMBOL(__get_user_8)
bad_get_user:
diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S
index 16698bb..320812c 100644
--- a/arch/x86/lib/memcpy_64.S
+++ b/arch/x86/lib/memcpy_64.S
@@ -3,6 +3,7 @@
#include <linux/linkage.h>
#include <asm/cpufeature.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
/*
* We build a jump to memcpy_orig by default which gets NOPped out on
@@ -39,6 +40,8 @@ ENTRY(memcpy)
ret
ENDPROC(memcpy)
ENDPROC(__memcpy)
+EXPORT_SYMBOL(memcpy)
+EXPORT_SYMBOL(__memcpy)
/*
* memcpy_erms() - enhanced fast string memcpy. This is faster and
diff --git a/arch/x86/lib/memmove_64.S b/arch/x86/lib/memmove_64.S
index ca2afdd..8ee6b25 100644
--- a/arch/x86/lib/memmove_64.S
+++ b/arch/x86/lib/memmove_64.S
@@ -8,6 +8,7 @@
#include <linux/linkage.h>
#include <asm/cpufeature.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
#undef memmove
@@ -207,3 +208,5 @@ ENTRY(__memmove)
retq
ENDPROC(__memmove)
ENDPROC(memmove)
+EXPORT_SYMBOL(__memmove)
+EXPORT_SYMBOL(memmove)
diff --git a/arch/x86/lib/memset_64.S b/arch/x86/lib/memset_64.S
index 2661fad..8f43a22 100644
--- a/arch/x86/lib/memset_64.S
+++ b/arch/x86/lib/memset_64.S
@@ -3,6 +3,7 @@
#include <linux/linkage.h>
#include <asm/cpufeature.h>
#include <asm/alternative-asm.h>
+#include <asm/export.h>
.weak memset
@@ -43,6 +44,8 @@ ENTRY(__memset)
ret
ENDPROC(memset)
ENDPROC(__memset)
+EXPORT_SYMBOL(memset)
+EXPORT_SYMBOL(__memset)
/*
* ISO C memset - set a memory block to a byte value. This function uses
diff --git a/arch/x86/lib/putuser.S b/arch/x86/lib/putuser.S
index e0817a1..eb94317 100644
--- a/arch/x86/lib/putuser.S
+++ b/arch/x86/lib/putuser.S
@@ -15,6 +15,7 @@
#include <asm/errno.h>
#include <asm/asm.h>
#include <asm/smap.h>
+#include <asm/export.h>
/*
@@ -43,6 +44,7 @@ ENTRY(__put_user_1)
xor %eax,%eax
EXIT
ENDPROC(__put_user_1)
+EXPORT_SYMBOL(__put_user_1)
ENTRY(__put_user_2)
ENTER
@@ -55,6 +57,7 @@ ENTRY(__put_user_2)
xor %eax,%eax
EXIT
ENDPROC(__put_user_2)
+EXPORT_SYMBOL(__put_user_2)
ENTRY(__put_user_4)
ENTER
@@ -67,6 +70,7 @@ ENTRY(__put_user_4)
xor %eax,%eax
EXIT
ENDPROC(__put_user_4)
+EXPORT_SYMBOL(__put_user_4)
ENTRY(__put_user_8)
ENTER
@@ -82,6 +86,7 @@ ENTRY(__put_user_8)
xor %eax,%eax
EXIT
ENDPROC(__put_user_8)
+EXPORT_SYMBOL(__put_user_8)
bad_put_user:
movl $-EFAULT,%eax
diff --git a/arch/x86/lib/strstr_32.c b/arch/x86/lib/strstr_32.c
index 8e2d55f..a03b1c7 100644
--- a/arch/x86/lib/strstr_32.c
+++ b/arch/x86/lib/strstr_32.c
@@ -1,4 +1,5 @@
#include <linux/string.h>
+#include <linux/export.h>
char *strstr(const char *cs, const char *ct)
{
@@ -28,4 +29,4 @@ __asm__ __volatile__(
: "dx", "di");
return __res;
}
-
+EXPORT_SYMBOL(strstr);
diff --git a/arch/x86/um/Makefile b/arch/x86/um/Makefile
index 3ee2bb6..e7e7055 100644
--- a/arch/x86/um/Makefile
+++ b/arch/x86/um/Makefile
@@ -8,7 +8,7 @@ else
BITS := 64
endif
-obj-y = bug.o bugs_$(BITS).o delay.o fault.o ksyms.o ldt.o \
+obj-y = bug.o bugs_$(BITS).o delay.o fault.o ldt.o \
ptrace_$(BITS).o ptrace_user.o setjmp_$(BITS).o signal.o \
stub_$(BITS).o stub_segv.o \
sys_call_table_$(BITS).o sysrq_$(BITS).o tls_$(BITS).o \
diff --git a/arch/x86/um/checksum_32.S b/arch/x86/um/checksum_32.S
index fa4b8b9..b9933eb 100644
--- a/arch/x86/um/checksum_32.S
+++ b/arch/x86/um/checksum_32.S
@@ -27,6 +27,7 @@
#include <asm/errno.h>
#include <asm/asm.h>
+#include <asm/export.h>
/*
* computes a partial checksum, e.g. for TCP/UDP fragments
@@ -214,3 +215,4 @@ csum_partial:
ret
#endif
+ EXPORT_SYMBOL(csum_partial)
diff --git a/arch/x86/um/ksyms.c b/arch/x86/um/ksyms.c
deleted file mode 100644
index 2e8f43e..0000000
--- a/arch/x86/um/ksyms.c
+++ /dev/null
@@ -1,13 +0,0 @@
-#include <linux/module.h>
-#include <asm/string.h>
-#include <asm/checksum.h>
-
-#ifndef CONFIG_X86_32
-/*XXX: we need them because they would be exported by x86_64 */
-#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
-EXPORT_SYMBOL(memcpy);
-#else
-EXPORT_SYMBOL(__memcpy);
-#endif
-#endif
-EXPORT_SYMBOL(csum_partial);
--
2.1.4
--
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