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-rw-r--r--arch/mips/include/asm/elf.h50
1 files changed, 33 insertions, 17 deletions
diff --git a/arch/mips/include/asm/elf.h b/arch/mips/include/asm/elf.h
index bfa4bbd..eb4d95d 100644
--- a/arch/mips/include/asm/elf.h
+++ b/arch/mips/include/asm/elf.h
@@ -8,6 +8,8 @@
#ifndef _ASM_ELF_H
#define _ASM_ELF_H
+#include <linux/fs.h>
+#include <uapi/linux/elf.h>
/* ELF header e_flags defines. */
/* MIPS architecture level. */
@@ -287,18 +289,13 @@ extern struct mips_abi mips_abi_n32;
#ifdef CONFIG_32BIT
-#define SET_PERSONALITY(ex) \
+#define SET_PERSONALITY2(ex, state) \
do { \
- if ((ex).e_flags & EF_MIPS_FP64) \
- clear_thread_flag(TIF_32BIT_FPREGS); \
- else \
- set_thread_flag(TIF_32BIT_FPREGS); \
- \
- clear_thread_flag(TIF_HYBRID_FPREGS); \
- \
if (personality(current->personality) != PER_LINUX) \
set_personality(PER_LINUX); \
\
+ mips_set_personality_fp(state); \
+ \
current->thread.abi = &mips_abi; \
} while (0)
@@ -318,35 +315,34 @@ do { \
#endif
#ifdef CONFIG_MIPS32_O32
-#define __SET_PERSONALITY32_O32(ex) \
+#define __SET_PERSONALITY32_O32(ex, state) \
do { \
set_thread_flag(TIF_32BIT_REGS); \
set_thread_flag(TIF_32BIT_ADDR); \
\
- if (!((ex).e_flags & EF_MIPS_FP64)) \
- set_thread_flag(TIF_32BIT_FPREGS); \
+ mips_set_personality_fp(state); \
\
current->thread.abi = &mips_abi_32; \
} while (0)
#else
-#define __SET_PERSONALITY32_O32(ex) \
+#define __SET_PERSONALITY32_O32(ex, state) \
do { } while (0)
#endif
#ifdef CONFIG_MIPS32_COMPAT
-#define __SET_PERSONALITY32(ex) \
+#define __SET_PERSONALITY32(ex, state) \
do { \
if ((((ex).e_flags & EF_MIPS_ABI2) != 0) && \
((ex).e_flags & EF_MIPS_ABI) == 0) \
__SET_PERSONALITY32_N32(); \
else \
- __SET_PERSONALITY32_O32(ex); \
+ __SET_PERSONALITY32_O32(ex, state); \
} while (0)
#else
-#define __SET_PERSONALITY32(ex) do { } while (0)
+#define __SET_PERSONALITY32(ex, state) do { } while (0)
#endif
-#define SET_PERSONALITY(ex) \
+#define SET_PERSONALITY2(ex, state) \
do { \
unsigned int p; \
\
@@ -356,7 +352,7 @@ do { \
clear_thread_flag(TIF_32BIT_ADDR); \
\
if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \
- __SET_PERSONALITY32(ex); \
+ __SET_PERSONALITY32(ex, state); \
else \
current->thread.abi = &mips_abi; \
\
@@ -418,4 +414,24 @@ struct mm_struct;
extern unsigned long arch_randomize_brk(struct mm_struct *mm);
#define arch_randomize_brk arch_randomize_brk
+struct arch_elf_state {
+ int fp_abi;
+ int interp_fp_abi;
+ int overall_abi;
+};
+
+#define INIT_ARCH_ELF_STATE { \
+ .fp_abi = -1, \
+ .interp_fp_abi = -1, \
+ .overall_abi = -1, \
+}
+
+extern int arch_elf_pt_proc(void *ehdr, void *phdr, struct file *elf,
+ bool is_interp, struct arch_elf_state *state);
+
+extern int arch_check_elf(void *ehdr, bool has_interpreter,
+ struct arch_elf_state *state);
+
+extern void mips_set_personality_fp(struct arch_elf_state *state);
+
#endif /* _ASM_ELF_H */
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