diff options
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r-- | arch/arm/kernel/armksyms.c | 2 | ||||
-rw-r--r-- | arch/arm/kernel/elf.c | 6 | ||||
-rw-r--r-- | arch/arm/kernel/entry-common.S | 4 | ||||
-rw-r--r-- | arch/arm/kernel/ftrace.c | 13 | ||||
-rw-r--r-- | arch/arm/kernel/module.c | 8 |
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 | ||
184 | EXPORT_SYMBOL(copy_page); | 184 | EXPORT_SYMBOL(copy_page); |
185 | 185 | ||
186 | #ifdef CONFIG_FTRACE | 186 | #ifdef CONFIG_FUNCTION_TRACER |
187 | EXPORT_SYMBOL(mcount); | 187 | EXPORT_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 |
106 | ENTRY(mcount) | 106 | ENTRY(mcount) |
107 | stmdb sp!, {r0-r3, lr} | 107 | stmdb sp!, {r0-r3, lr} |
@@ -149,7 +149,7 @@ trace: | |||
149 | ftrace_stub: | 149 | ftrace_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 | ||
98 | int 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 */ |
112 | int __init ftrace_dyn_arch_init(void *data) | 99 | int __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 | */ |
32 | extern void _etext; | 32 | extern 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 | ||