From 8fcb346b910e860d2525457742ae984c4ddc64b5 Mon Sep 17 00:00:00 2001 From: Ingo Molnar Date: Sat, 5 Sep 2015 09:32:41 +0200 Subject: x86/headers: Convert sigcontext_ia32 uses to sigcontext_32 Use the new name in kernel code, and move the old name to the user-space-only legacy section of the UAPI header. Acked-by: Mikko Rapeli Cc: Andy Lutomirski Cc: Borislav Petkov Cc: Brian Gerst Cc: Denys Vlasenko Cc: H. Peter Anvin Cc: Linus Torvalds Cc: Oleg Nesterov Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: linux-kernel@vger.kernel.org Link: http://lkml.kernel.org/r/1441438363-9999-14-git-send-email-mingo@kernel.org Signed-off-by: Ingo Molnar --- arch/x86/ia32/ia32_signal.c | 4 ++-- arch/x86/include/asm/ia32.h | 2 +- arch/x86/include/asm/sigframe.h | 2 +- arch/x86/include/uapi/asm/sigcontext.h | 12 +++++++++--- arch/x86/kernel/asm-offsets.c | 18 +++++++++--------- 5 files changed, 22 insertions(+), 16 deletions(-) (limited to 'arch/x86') diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index b22015e..b421030 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c @@ -68,7 +68,7 @@ } static int ia32_restore_sigcontext(struct pt_regs *regs, - struct sigcontext_ia32 __user *sc) + struct sigcontext_32 __user *sc) { unsigned int tmpflags, err = 0; void __user *buf; @@ -170,7 +170,7 @@ badframe: * Set up a signal frame. */ -static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, +static int ia32_setup_sigcontext(struct sigcontext_32 __user *sc, void __user *fpstate, struct pt_regs *regs, unsigned int mask) { diff --git a/arch/x86/include/asm/ia32.h b/arch/x86/include/asm/ia32.h index 2801976..3173b48 100644 --- a/arch/x86/include/asm/ia32.h +++ b/arch/x86/include/asm/ia32.h @@ -18,7 +18,7 @@ struct ucontext_ia32 { unsigned int uc_flags; unsigned int uc_link; compat_stack_t uc_stack; - struct sigcontext_ia32 uc_mcontext; + struct sigcontext_32 uc_mcontext; compat_sigset_t uc_sigmask; /* mask last for extensibility */ }; diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h index 98f0401..867a757 100644 --- a/arch/x86/include/asm/sigframe.h +++ b/arch/x86/include/asm/sigframe.h @@ -22,7 +22,7 @@ struct sigframe_ia32 { u32 pretcode; int sig; - struct sigcontext_ia32 sc; + struct sigcontext_32 sc; /* * fpstate is unused. fpstate is moved/allocated after * retcode[] below. This movement allows to have the FP state and the diff --git a/arch/x86/include/uapi/asm/sigcontext.h b/arch/x86/include/uapi/asm/sigcontext.h index 592bfaf..4411e6a 100644 --- a/arch/x86/include/uapi/asm/sigcontext.h +++ b/arch/x86/include/uapi/asm/sigcontext.h @@ -190,6 +190,9 @@ struct _xstate { /* New processor state extensions go here: */ }; +/* + * The 32-bit signal frame: + */ struct sigcontext_32 { __u16 gs, __gsh; __u16 fs, __fsh; @@ -223,8 +226,9 @@ struct sigcontext_32 { __u32 cr2; }; -#define sigcontext_ia32 sigcontext_32 - +/* + * The 64-bit signal frame: + */ struct sigcontext_64 { __u64 r8; __u64 r9; @@ -282,7 +286,9 @@ struct sigcontext_64 { */ #ifndef __KERNEL__ -#define _fpstate_ia32 _fpstate_32 +#define _fpstate_ia32 _fpstate_32 +#define sigcontext_ia32 sigcontext_32 + # ifdef __i386__ struct sigcontext { diff --git a/arch/x86/kernel/asm-offsets.c b/arch/x86/kernel/asm-offsets.c index 8e3d22a1..bc9f4af 100644 --- a/arch/x86/kernel/asm-offsets.c +++ b/arch/x86/kernel/asm-offsets.c @@ -43,15 +43,15 @@ void common(void) { #if defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION) BLANK(); - OFFSET(IA32_SIGCONTEXT_ax, sigcontext_ia32, ax); - OFFSET(IA32_SIGCONTEXT_bx, sigcontext_ia32, bx); - OFFSET(IA32_SIGCONTEXT_cx, sigcontext_ia32, cx); - OFFSET(IA32_SIGCONTEXT_dx, sigcontext_ia32, dx); - OFFSET(IA32_SIGCONTEXT_si, sigcontext_ia32, si); - OFFSET(IA32_SIGCONTEXT_di, sigcontext_ia32, di); - OFFSET(IA32_SIGCONTEXT_bp, sigcontext_ia32, bp); - OFFSET(IA32_SIGCONTEXT_sp, sigcontext_ia32, sp); - OFFSET(IA32_SIGCONTEXT_ip, sigcontext_ia32, ip); + OFFSET(IA32_SIGCONTEXT_ax, sigcontext_32, ax); + OFFSET(IA32_SIGCONTEXT_bx, sigcontext_32, bx); + OFFSET(IA32_SIGCONTEXT_cx, sigcontext_32, cx); + OFFSET(IA32_SIGCONTEXT_dx, sigcontext_32, dx); + OFFSET(IA32_SIGCONTEXT_si, sigcontext_32, si); + OFFSET(IA32_SIGCONTEXT_di, sigcontext_32, di); + OFFSET(IA32_SIGCONTEXT_bp, sigcontext_32, bp); + OFFSET(IA32_SIGCONTEXT_sp, sigcontext_32, sp); + OFFSET(IA32_SIGCONTEXT_ip, sigcontext_32, ip); BLANK(); OFFSET(TI_sysenter_return, thread_info, sysenter_return); -- cgit v1.1