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-rw-r--r--arch/arm/kernel/armksyms.c2
-rw-r--r--arch/arm/kernel/elf.c6
-rw-r--r--arch/arm/kernel/entry-common.S4
-rw-r--r--arch/arm/kernel/ftrace.c13
-rw-r--r--arch/arm/kernel/module.c8
5 files changed, 12 insertions, 21 deletions
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 2357b1cf1cf9..c74f766ffc12 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -183,6 +183,6 @@ EXPORT_SYMBOL(_find_next_bit_be);
183 183
184EXPORT_SYMBOL(copy_page); 184EXPORT_SYMBOL(copy_page);
185 185
186#ifdef CONFIG_FTRACE 186#ifdef CONFIG_FUNCTION_TRACER
187EXPORT_SYMBOL(mcount); 187EXPORT_SYMBOL(mcount);
188#endif 188#endif
diff --git a/arch/arm/kernel/elf.c b/arch/arm/kernel/elf.c
index 513f332f040d..84849098c8e8 100644
--- a/arch/arm/kernel/elf.c
+++ b/arch/arm/kernel/elf.c
@@ -21,12 +21,16 @@ int elf_check_arch(const struct elf32_hdr *x)
21 21
22 eflags = x->e_flags; 22 eflags = x->e_flags;
23 if ((eflags & EF_ARM_EABI_MASK) == EF_ARM_EABI_UNKNOWN) { 23 if ((eflags & EF_ARM_EABI_MASK) == EF_ARM_EABI_UNKNOWN) {
24 unsigned int flt_fmt;
25
24 /* APCS26 is only allowed if the CPU supports it */ 26 /* APCS26 is only allowed if the CPU supports it */
25 if ((eflags & EF_ARM_APCS_26) && !(elf_hwcap & HWCAP_26BIT)) 27 if ((eflags & EF_ARM_APCS_26) && !(elf_hwcap & HWCAP_26BIT))
26 return 0; 28 return 0;
27 29
30 flt_fmt = eflags & (EF_ARM_VFP_FLOAT | EF_ARM_SOFT_FLOAT);
31
28 /* VFP requires the supporting code */ 32 /* VFP requires the supporting code */
29 if ((eflags & EF_ARM_VFP_FLOAT) && !(elf_hwcap & HWCAP_VFP)) 33 if (flt_fmt == EF_ARM_VFP_FLOAT && !(elf_hwcap & HWCAP_VFP))
30 return 0; 34 return 0;
31 } 35 }
32 return 1; 36 return 1;
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 3aa14dcc5bab..06269ea375c5 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -101,7 +101,7 @@ ENDPROC(ret_from_fork)
101#undef CALL 101#undef CALL
102#define CALL(x) .long x 102#define CALL(x) .long x
103 103
104#ifdef CONFIG_FTRACE 104#ifdef CONFIG_FUNCTION_TRACER
105#ifdef CONFIG_DYNAMIC_FTRACE 105#ifdef CONFIG_DYNAMIC_FTRACE
106ENTRY(mcount) 106ENTRY(mcount)
107 stmdb sp!, {r0-r3, lr} 107 stmdb sp!, {r0-r3, lr}
@@ -149,7 +149,7 @@ trace:
149ftrace_stub: 149ftrace_stub:
150 mov pc, lr 150 mov pc, lr
151 151
152#endif /* CONFIG_FTRACE */ 152#endif /* CONFIG_FUNCTION_TRACER */
153 153
154/*============================================================================= 154/*=============================================================================
155 * SWI handler 155 * SWI handler
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c
index 76d50e6091bc..6c90479e8974 100644
--- a/arch/arm/kernel/ftrace.c
+++ b/arch/arm/kernel/ftrace.c
@@ -95,19 +95,6 @@ int ftrace_update_ftrace_func(ftrace_func_t func)
95 return ret; 95 return ret;
96} 96}
97 97
98int ftrace_mcount_set(unsigned long *data)
99{
100 unsigned long pc, old;
101 unsigned long *addr = data;
102 unsigned char *new;
103
104 pc = (unsigned long)&mcount_call;
105 memcpy(&old, &mcount_call, MCOUNT_INSN_SIZE);
106 new = ftrace_call_replace(pc, *addr);
107 *addr = ftrace_modify_code(pc, (unsigned char *)&old, new);
108 return 0;
109}
110
111/* run from kstop_machine */ 98/* run from kstop_machine */
112int __init ftrace_dyn_arch_init(void *data) 99int __init ftrace_dyn_arch_init(void *data)
113{ 100{
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 9203ba7d58ee..b8d965dcd6fd 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -26,12 +26,12 @@
26/* 26/*
27 * The XIP kernel text is mapped in the module area for modules and 27 * The XIP kernel text is mapped in the module area for modules and
28 * some other stuff to work without any indirect relocations. 28 * some other stuff to work without any indirect relocations.
29 * MODULE_START is redefined here and not in asm/memory.h to avoid 29 * MODULES_VADDR is redefined here and not in asm/memory.h to avoid
30 * recompiling the whole kernel when CONFIG_XIP_KERNEL is turned on/off. 30 * recompiling the whole kernel when CONFIG_XIP_KERNEL is turned on/off.
31 */ 31 */
32extern void _etext; 32extern void _etext;
33#undef MODULE_START 33#undef MODULES_VADDR
34#define MODULE_START (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK) 34#define MODULES_VADDR (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK)
35#endif 35#endif
36 36
37#ifdef CONFIG_MMU 37#ifdef CONFIG_MMU
@@ -43,7 +43,7 @@ void *module_alloc(unsigned long size)
43 if (!size) 43 if (!size)
44 return NULL; 44 return NULL;
45 45
46 area = __get_vm_area(size, VM_ALLOC, MODULE_START, MODULE_END); 46 area = __get_vm_area(size, VM_ALLOC, MODULES_VADDR, MODULES_END);
47 if (!area) 47 if (!area)
48 return NULL; 48 return NULL;
49 49