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x86/fpu: Harmonize FPU register state types

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Use these consistent names:

    struct fregs_state           # was: i387_fsave_struct
    struct fxregs_state          # was: i387_fxsave_struct
    struct swregs_state          # was: i387_soft_struct
    struct xregs_state           # was: xsave_struct
    union  fpregs_state          # was: thread_xstate

Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2015-04-30 17:15:32 +02:00
parent 0c306bcfba
commit c47ada305d
14 changed files with 82 additions and 82 deletions
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10
arch/x86/math-emu/fpu_entry.c
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@@ -669,7 +669,7 @@ void math_abort(struct math_emu_info *info, unsigned int signal)
#endif /* PARANOID */
}
#define S387 ((struct i387_soft_struct *)s387)
#define S387 ((struct swregs_state *)s387)
#define sstatus_word() \
((S387->swd & ~SW_Top & 0xffff) | ((S387->ftop << SW_Top_Shift) & SW_Top))
@@ -678,14 +678,14 @@ int fpregs_soft_set(struct task_struct *target,
unsigned int pos, unsigned int count,
const void *kbuf, const void __user *ubuf)
{
struct i387_soft_struct *s387 = &target->thread.fpu.state.soft;
struct swregs_state *s387 = &target->thread.fpu.state.soft;
void *space = s387->st_space;
int ret;
int offset, other, i, tags, regnr, tag, newtop;
RE_ENTRANT_CHECK_OFF;
ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, s387, 0,
offsetof(struct i387_soft_struct, st_space));
offsetof(struct swregs_state, st_space));
RE_ENTRANT_CHECK_ON;
if (ret)
@@ -730,7 +730,7 @@ int fpregs_soft_get(struct task_struct *target,
unsigned int pos, unsigned int count,
void *kbuf, void __user *ubuf)
{
struct i387_soft_struct *s387 = &target->thread.fpu.state.soft;
struct swregs_state *s387 = &target->thread.fpu.state.soft;
const void *space = s387->st_space;
int ret;
int offset = (S387->ftop & 7) * 10, other = 80 - offset;
@@ -748,7 +748,7 @@ int fpregs_soft_get(struct task_struct *target,
#endif /* PECULIAR_486 */
ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, s387, 0,
offsetof(struct i387_soft_struct, st_space));
offsetof(struct swregs_state, st_space));
/* Copy all registers in stack order. */
if (!ret)