X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fia64%2Fia32%2Felfcore32.h;h=a47f63b204fbbc8d1cf02b982dab0d2992aeac0d;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=36f8d42e392a9470448bf922f6f69bac9a3fdec8;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/arch/ia64/ia32/elfcore32.h b/arch/ia64/ia32/elfcore32.h
index 36f8d42e3..a47f63b20 100644
--- a/arch/ia64/ia32/elfcore32.h
+++ b/arch/ia64/ia32/elfcore32.h
@@ -9,6 +9,7 @@
 #define _ELFCORE32_H_
 
 #include <asm/intrinsics.h>
+#include <asm/uaccess.h>
 
 #define USE_ELF_CORE_DUMP 1
 
@@ -94,8 +95,7 @@ static inline void elf_core_copy_regs(elf_gregset_t *elfregs,
 static inline int elf_core_copy_task_regs(struct task_struct *t,
 					  elf_gregset_t* elfregs)
 {
-	struct pt_regs *pp = ia64_task_regs(t);
-	ELF_CORE_COPY_REGS((*elfregs), pp);
+	ELF_CORE_COPY_REGS((*elfregs), task_pt_regs(t));
 	return 1;
 }
 
@@ -103,11 +103,15 @@ static inline int
 elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpregset_t *fpu)
 {
 	struct ia32_user_i387_struct *fpstate = (void*)fpu;
+	mm_segment_t old_fs;
 
-	if (!tsk->used_math)
+	if (!tsk_used_math(tsk))
 		return 0;
-
-	save_ia32_fpstate(tsk, fpstate);
+	
+	old_fs = get_fs();
+	set_fs(KERNEL_DS);
+	save_ia32_fpstate(tsk, (struct ia32_user_i387_struct __user *) fpstate);
+	set_fs(old_fs);
 
 	return 1;
 }
@@ -117,11 +121,15 @@ static inline int
 elf_core_copy_task_xfpregs(struct task_struct *tsk, elf_fpxregset_t *xfpu)
 {
 	struct ia32_user_fxsr_struct *fpxstate = (void*) xfpu;
+	mm_segment_t old_fs;
 
-	if (!tsk->used_math)
+	if (!tsk_used_math(tsk))
 		return 0;
 
-	save_ia32_fpxstate(tsk, fpxstate);
+	old_fs = get_fs();
+	set_fs(KERNEL_DS);
+	save_ia32_fpxstate(tsk, (struct ia32_user_fxsr_struct __user *) fpxstate);
+	set_fs(old_fs);
 
 	return 1;
 }