[PATCH 086/208] x86/fpu: Rename regset FPU register accessors

From: Ingo Molnar
Date: Tue May 05 2015 - 14:34:33 EST


Rename regset accessors to prefix them with 'regset_', because we
want to start using the 'fpregs_active' name elsewhere.

Reviewed-by: Borislav Petkov <bp@xxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/include/asm/fpu/internal.h | 8 ++++----
arch/x86/kernel/fpu/core.c | 6 +++---
arch/x86/kernel/ptrace.c | 6 +++---
3 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
index 07c6adc02f68..6eea81c068fb 100644
--- a/arch/x86/include/asm/fpu/internal.h
+++ b/arch/x86/include/asm/fpu/internal.h
@@ -46,17 +46,17 @@ extern void convert_from_fxsr(struct user_i387_ia32_struct *env,
extern void convert_to_fxsr(struct task_struct *tsk,
const struct user_i387_ia32_struct *env);

-extern user_regset_active_fn fpregs_active, xfpregs_active;
+extern user_regset_active_fn regset_fpregs_active, regset_xregset_fpregs_active;
extern user_regset_get_fn fpregs_get, xfpregs_get, fpregs_soft_get,
xstateregs_get;
extern user_regset_set_fn fpregs_set, xfpregs_set, fpregs_soft_set,
xstateregs_set;

/*
- * xstateregs_active == fpregs_active. Please refer to the comment
- * at the definition of fpregs_active.
+ * xstateregs_active == regset_fpregs_active. Please refer to the comment
+ * at the definition of regset_fpregs_active.
*/
-#define xstateregs_active fpregs_active
+#define xstateregs_active regset_fpregs_active

#ifdef CONFIG_MATH_EMULATION
extern void finit_soft_fpu(struct i387_soft_struct *soft);
diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
index c12dd3c0aabb..35ef1f9b56b3 100644
--- a/arch/x86/kernel/fpu/core.c
+++ b/arch/x86/kernel/fpu/core.c
@@ -403,18 +403,18 @@ void fpu__clear(struct task_struct *tsk)
}

/*
- * The xstateregs_active() routine is the same as the fpregs_active() routine,
+ * The xstateregs_active() routine is the same as the regset_fpregs_active() routine,
* as the "regset->n" for the xstate regset will be updated based on the feature
* capabilites supported by the xsave.
*/
-int fpregs_active(struct task_struct *target, const struct user_regset *regset)
+int regset_fpregs_active(struct task_struct *target, const struct user_regset *regset)
{
struct fpu *target_fpu = &target->thread.fpu;

return target_fpu->fpstate_active ? regset->n : 0;
}

-int xfpregs_active(struct task_struct *target, const struct user_regset *regset)
+int regset_xregset_fpregs_active(struct task_struct *target, const struct user_regset *regset)
{
struct fpu *target_fpu = &target->thread.fpu;

diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index c14a00f54b61..4c615661ec72 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -1296,7 +1296,7 @@ static struct user_regset x86_64_regsets[] __read_mostly = {
.core_note_type = NT_PRFPREG,
.n = sizeof(struct user_i387_struct) / sizeof(long),
.size = sizeof(long), .align = sizeof(long),
- .active = xfpregs_active, .get = xfpregs_get, .set = xfpregs_set
+ .active = regset_xregset_fpregs_active, .get = xfpregs_get, .set = xfpregs_set
},
[REGSET_XSTATE] = {
.core_note_type = NT_X86_XSTATE,
@@ -1337,13 +1337,13 @@ static struct user_regset x86_32_regsets[] __read_mostly = {
.core_note_type = NT_PRFPREG,
.n = sizeof(struct user_i387_ia32_struct) / sizeof(u32),
.size = sizeof(u32), .align = sizeof(u32),
- .active = fpregs_active, .get = fpregs_get, .set = fpregs_set
+ .active = regset_fpregs_active, .get = fpregs_get, .set = fpregs_set
},
[REGSET_XFP] = {
.core_note_type = NT_PRXFPREG,
.n = sizeof(struct user32_fxsr_struct) / sizeof(u32),
.size = sizeof(u32), .align = sizeof(u32),
- .active = xfpregs_active, .get = xfpregs_get, .set = xfpregs_set
+ .active = regset_xregset_fpregs_active, .get = xfpregs_get, .set = xfpregs_set
},
[REGSET_XSTATE] = {
.core_note_type = NT_X86_XSTATE,
--
2.1.0

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