diff options
29 files changed, 2 insertions, 199 deletions
diff --git a/arch/alpha/include/asm/processor.h b/arch/alpha/include/asm/processor.h index cb05d045efe3..6100431da07a 100644 --- a/arch/alpha/include/asm/processor.h +++ b/arch/alpha/include/asm/processor.h @@ -11,12 +11,6 @@ #include <linux/personality.h> /* for ADDR_LIMIT_32BIT */ /* - * Returns current instruction pointer ("program counter"). - */ -#define current_text_addr() \ - ({ void *__pc; __asm__ ("br %0,.+4" : "=r"(__pc)); __pc; }) - -/* * We have a 42-bit user address space: 4TB user VM... */ #define TASK_SIZE (0x40000000000UL) diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h index 8ee41e988169..10346d6cf926 100644 --- a/arch/arc/include/asm/processor.h +++ b/arch/arc/include/asm/processor.h @@ -98,14 +98,6 @@ extern void start_thread(struct pt_regs * regs, unsigned long pc, extern unsigned int get_wchan(struct task_struct *p); -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - * Should the PC register be read instead ? This macro does not seem to - * be used in many places so this wont be all that bad. - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - #endif /* !__ASSEMBLY__ */ /* diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index 1bf65b47808a..120f4c9bbfde 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -11,12 +11,6 @@ #ifndef __ASM_ARM_PROCESSOR_H #define __ASM_ARM_PROCESSOR_H -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - #ifdef __KERNEL__ #include <asm/hw_breakpoint.h> diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index 2bf6691371c2..3e2091708b8e 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -25,13 +25,6 @@ #define USER_DS (TASK_SIZE_64 - 1) #ifndef __ASSEMBLY__ - -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - #ifdef __KERNEL__ #include <linux/build_bug.h> diff --git a/arch/c6x/include/asm/processor.h b/arch/c6x/include/asm/processor.h index 8f7cce829f8e..a8581f5b27f6 100644 --- a/arch/c6x/include/asm/processor.h +++ b/arch/c6x/include/asm/processor.h @@ -18,17 +18,6 @@ #include <asm/current.h> /* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() \ -({ \ - void *__pc; \ - asm("mvc .S2 pce1,%0\n" : "=b"(__pc)); \ - __pc; \ -}) - -/* * User space process size. This is mostly meaningless for NOMMU * but some C6X processors may have RAM addresses up to 0xFFFFFFFF. * Since calls like mmap() can return an address or an error, we diff --git a/arch/csky/include/asm/processor.h b/arch/csky/include/asm/processor.h index 5ad4f0b83092..b1748659b2e9 100644 --- a/arch/csky/include/asm/processor.h +++ b/arch/csky/include/asm/processor.h @@ -4,12 +4,6 @@ #ifndef __ASM_CSKY_PROCESSOR_H #define __ASM_CSKY_PROCESSOR_H -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - #include <linux/bitops.h> #include <asm/segment.h> #include <asm/ptrace.h> diff --git a/arch/h8300/include/asm/processor.h b/arch/h8300/include/asm/processor.h index 985346393e4a..a060b41b2d31 100644 --- a/arch/h8300/include/asm/processor.h +++ b/arch/h8300/include/asm/processor.h @@ -12,12 +12,6 @@ #ifndef __ASM_H8300_PROCESSOR_H #define __ASM_H8300_PROCESSOR_H -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - #include <linux/compiler.h> #include <asm/segment.h> #include <asm/ptrace.h> diff --git a/arch/hexagon/include/asm/processor.h b/arch/hexagon/include/asm/processor.h index ce67940860a5..227bcb9cfdac 100644 --- a/arch/hexagon/include/asm/processor.h +++ b/arch/hexagon/include/asm/processor.h @@ -27,9 +27,6 @@ #include <asm/registers.h> #include <asm/hexagon_vm.h> -/* must be a macro */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - /* task_struct, defined elsewhere, is the "process descriptor" */ struct task_struct; diff --git a/arch/ia64/include/asm/processor.h b/arch/ia64/include/asm/processor.h index 10061ccf0440..c91ef98ed6bf 100644 --- a/arch/ia64/include/asm/processor.h +++ b/arch/ia64/include/asm/processor.h @@ -602,12 +602,6 @@ ia64_set_unat (__u64 *unat, void *spill_addr, unsigned long nat) *unat = (*unat & ~mask) | (nat << bit); } -/* - * Get the current instruction/program counter value. - */ -#define current_text_addr() \ - ({ void *_pc; _pc = (void *)ia64_getreg(_IA64_REG_IP); _pc; }) - static inline __u64 ia64_get_ivr (void) { diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h index 464e9f5f50ee..3750819ac5a1 100644 --- a/arch/m68k/include/asm/processor.h +++ b/arch/m68k/include/asm/processor.h @@ -8,12 +8,6 @@ #ifndef __ASM_M68K_PROCESSOR_H #define __ASM_M68K_PROCESSOR_H -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - #include <linux/thread_info.h> #include <asm/segment.h> #include <asm/fpu.h> diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h index 330d556860ba..66b537b8d138 100644 --- a/arch/microblaze/include/asm/processor.h +++ b/arch/microblaze/include/asm/processor.h @@ -46,12 +46,6 @@ extern void ret_from_kernel_thread(void); # define TASK_SIZE (0x81000000 - 0x80000000) /* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -# define current_text_addr() ({ __label__ _l; _l: &&_l; }) - -/* * This decides where the kernel will search for a free chunk of vm * space during mmap's. We won't be using it */ @@ -92,12 +86,6 @@ extern unsigned long get_wchan(struct task_struct *p); # ifndef __ASSEMBLY__ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -# define current_text_addr() ({ __label__ _l; _l: &&_l; }) - /* If you change this, you must change the associated assembly-languages * constants defined below, THREAD_*. */ diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index c373eb605040..ce3ed4d17813 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -24,11 +24,6 @@ #include <asm/prefetch.h> /* - * Return current * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - -/* * System setup and hardware flags.. */ diff --git a/arch/nds32/include/asm/processor.h b/arch/nds32/include/asm/processor.h index 9c83caf4269f..c2660f566bac 100644 --- a/arch/nds32/include/asm/processor.h +++ b/arch/nds32/include/asm/processor.h @@ -4,12 +4,6 @@ #ifndef __ASM_NDS32_PROCESSOR_H #define __ASM_NDS32_PROCESSOR_H -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - #ifdef __KERNEL__ #include <asm/ptrace.h> diff --git a/arch/nios2/include/asm/processor.h b/arch/nios2/include/asm/processor.h index 4944e2e1d8b0..94bcb86f679f 100644 --- a/arch/nios2/include/asm/processor.h +++ b/arch/nios2/include/asm/processor.h @@ -38,12 +38,6 @@ #define KUSER_SIZE (PAGE_SIZE) #ifndef __ASSEMBLY__ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - # define TASK_SIZE 0x7FFF0000UL # define TASK_UNMAPPED_BASE (PAGE_ALIGN(TASK_SIZE / 3)) diff --git a/arch/openrisc/include/asm/processor.h b/arch/openrisc/include/asm/processor.h index af31a9fe736a..351d3aed7a06 100644 --- a/arch/openrisc/include/asm/processor.h +++ b/arch/openrisc/include/asm/processor.h @@ -30,11 +30,6 @@ | SPR_SR_DCE | SPR_SR_SM) #define USER_SR (SPR_SR_DME | SPR_SR_IME | SPR_SR_ICE \ | SPR_SR_DCE | SPR_SR_IEE | SPR_SR_TEE) -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) /* * User space process size. This is hardcoded into a few places, diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index 2bd5e695bdad..6e2a8176b0dd 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -20,17 +20,6 @@ #include <asm/percpu.h> #endif /* __ASSEMBLY__ */ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#ifdef CONFIG_PA20 -#define current_ia(x) __asm__("mfia %0" : "=r"(x)) -#else /* mfia added in pa2.0 */ -#define current_ia(x) __asm__("blr 0,%0\n\tnop" : "=r"(x)) -#endif -#define current_text_addr() ({ void *pc; current_ia(pc); pc; }) - #define HAVE_ARCH_PICK_MMAP_LAYOUT #define TASK_SIZE_OF(tsk) ((tsk)->thread.task_size) diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 7d04d60a39c9..ee58526cb6c2 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -67,12 +67,6 @@ extern int _chrp_type; #endif /* defined(__KERNEL__) && defined(CONFIG_PPC32) */ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - /* Macros for adjusting thread priority (hardware multi-threading) */ #define HMT_very_low() asm volatile("or 31,31,31 # very low priority") #define HMT_low() asm volatile("or 1,1,1 # low priority") diff --git a/arch/riscv/include/asm/processor.h b/arch/riscv/include/asm/processor.h index 50de774d827a..0531f49af5c3 100644 --- a/arch/riscv/include/asm/processor.h +++ b/arch/riscv/include/asm/processor.h @@ -33,12 +33,6 @@ struct task_struct; struct pt_regs; -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - /* CPU-specific state of a task */ struct thread_struct { /* Callee-saved registers */ diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index 34768e6ef4fb..302795c47c06 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -73,12 +73,6 @@ static inline int test_cpu_flag_of(int flag, int cpu) #define arch_needs_cpu() test_cpu_flag(CIF_NOHZ_DELAY) -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; asm("basr %0,0" : "=a" (pc)); pc; }) - static inline void get_cpu_id(struct cpuid *ptr) { asm volatile("stidp %0" : "=Q" (*ptr)); diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 95100d8a0b7b..0e0ecc0132e3 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -16,12 +16,6 @@ #include <asm/types.h> #include <asm/hw_breakpoint.h> -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("mova 1f, %0\n.align 2\n1:":"=z" (pc)); pc; }) - /* Core Processor Version Register */ #define CCN_PVR 0xff000030 #define CCN_CVR 0xff000040 diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h index 777a16318aff..f3d7075648d0 100644 --- a/arch/sh/include/asm/processor_64.h +++ b/arch/sh/include/asm/processor_64.h @@ -19,21 +19,6 @@ #include <asm/types.h> #include <cpu/registers.h> -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ \ -void *pc; \ -unsigned long long __dummy = 0; \ -__asm__("gettr tr0, %1\n\t" \ - "pta 4, tr0\n\t" \ - "gettr tr0, %0\n\t" \ - "ptabs %1, tr0\n\t" \ - :"=r" (pc), "=r" (__dummy) \ - : "1" (__dummy)); \ -pc; }) - #endif /* diff --git a/arch/sparc/include/asm/processor_32.h b/arch/sparc/include/asm/processor_32.h index 192493c257fa..3c4bc2189092 100644 --- a/arch/sparc/include/asm/processor_32.h +++ b/arch/sparc/include/asm/processor_32.h @@ -7,12 +7,6 @@ #ifndef __ASM_SPARC_PROCESSOR_H #define __ASM_SPARC_PROCESSOR_H -/* - * Sparc32 implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("sethi %%hi(1f), %0; or %0, %%lo(1f), %0;\n1:" : "=r" (pc)); pc; }) - #include <asm/psr.h> #include <asm/ptrace.h> #include <asm/head.h> diff --git a/arch/sparc/include/asm/processor_64.h b/arch/sparc/include/asm/processor_64.h index aac23d4a4ddd..5cf145f18f36 100644 --- a/arch/sparc/include/asm/processor_64.h +++ b/arch/sparc/include/asm/processor_64.h @@ -8,12 +8,6 @@ #ifndef __ASM_SPARC64_PROCESSOR_H #define __ASM_SPARC64_PROCESSOR_H -/* - * Sparc64 implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ void *pc; __asm__("rd %%pc, %0" : "=r" (pc)); pc; }) - #include <asm/asi.h> #include <asm/pstate.h> #include <asm/ptrace.h> diff --git a/arch/unicore32/include/asm/processor.h b/arch/unicore32/include/asm/processor.h index 4eaa42167667..b772ed1c0f25 100644 --- a/arch/unicore32/include/asm/processor.h +++ b/arch/unicore32/include/asm/processor.h @@ -13,12 +13,6 @@ #ifndef __UNICORE_PROCESSOR_H__ #define __UNICORE_PROCESSOR_H__ -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l; }) - #ifdef __KERNEL__ #include <asm/ptrace.h> diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h index 5125fca472bb..003f2daa3b0f 100644 --- a/arch/x86/include/asm/kexec.h +++ b/arch/x86/include/asm/kexec.h @@ -21,6 +21,7 @@ #ifndef __ASSEMBLY__ #include <linux/string.h> +#include <linux/kernel.h> #include <asm/page.h> #include <asm/ptrace.h> @@ -132,7 +133,7 @@ static inline void crash_setup_regs(struct pt_regs *newregs, asm volatile("movl %%cs, %%eax;" :"=a"(newregs->cs)); asm volatile("pushfq; popq %0" :"=m"(newregs->flags)); #endif - newregs->ip = (unsigned long)current_text_addr(); + newregs->ip = _THIS_IP_; } } diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 617805981cce..071b2a6fff85 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -42,18 +42,6 @@ struct vm86; #define NET_IP_ALIGN 0 #define HBP_NUM 4 -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -static inline void *current_text_addr(void) -{ - void *pc; - - asm volatile("mov $1f, %0; 1:":"=r" (pc)); - - return pc; -} /* * These alignment constraints are for performance in the vSMP case, diff --git a/arch/x86/um/asm/processor_32.h b/arch/x86/um/asm/processor_32.h index c112de81c9e1..5fb1b8449adf 100644 --- a/arch/x86/um/asm/processor_32.h +++ b/arch/x86/um/asm/processor_32.h @@ -47,14 +47,6 @@ static inline void arch_copy_thread(struct arch_thread *from, memcpy(&to->tls_array, &from->tls_array, sizeof(from->tls_array)); } -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). Stolen - * from asm-i386/processor.h - */ -#define current_text_addr() \ - ({ void *pc; __asm__("movl $1f,%0\n1:":"=g" (pc)); pc; }) - #define current_sp() ({ void *sp; __asm__("movl %%esp, %0" : "=r" (sp) : ); sp; }) #define current_bp() ({ unsigned long bp; __asm__("movl %%ebp, %0" : "=r" (bp) : ); bp; }) diff --git a/arch/x86/um/asm/processor_64.h b/arch/x86/um/asm/processor_64.h index c3be85205a65..1ef9c21877bc 100644 --- a/arch/x86/um/asm/processor_64.h +++ b/arch/x86/um/asm/processor_64.h @@ -31,9 +31,6 @@ static inline void arch_copy_thread(struct arch_thread *from, to->fs = from->fs; } -#define current_text_addr() \ - ({ void *pc; __asm__("movq $1f,%0\n1:":"=g" (pc)); pc; }) - #define current_sp() ({ void *sp; __asm__("movq %%rsp, %0" : "=r" (sp) : ); sp; }) #define current_bp() ({ unsigned long bp; __asm__("movq %%rbp, %0" : "=r" (bp) : ); bp; }) diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h index e4ccb88b7996..be9bfd9aa865 100644 --- a/arch/xtensa/include/asm/processor.h +++ b/arch/xtensa/include/asm/processor.h @@ -152,14 +152,6 @@ struct thread_struct { int align[0] __attribute__ ((aligned(16))); }; - -/* - * Default implementation of macro that returns current - * instruction pointer ("program counter"). - */ -#define current_text_addr() ({ __label__ _l; _l: &&_l;}) - - /* This decides where the kernel will search for a free chunk of vm * space during mmap's. */ |