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[PATCH] x86_64: Formatting fixes for arch/x86_64/kernel/process.c

No functional changes.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Andi Kleen 19 년 전
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2개의 변경된 파일28개의 추가작업 그리고 21개의 파일을 삭제
  1. 27 20
      arch/x86_64/kernel/process.c
  2. 1 1
      include/asm-x86_64/msr.h

+ 27 - 20
arch/x86_64/kernel/process.c

@@ -148,7 +148,8 @@ void cpu_idle_wait(void)
 	do {
 		ssleep(1);
 		for_each_online_cpu(cpu) {
-			if (cpu_isset(cpu, map) && !per_cpu(cpu_idle_state, cpu))
+			if (cpu_isset(cpu, map) &&
+					!per_cpu(cpu_idle_state, cpu))
 				cpu_clear(cpu, map);
 		}
 		cpus_and(map, map, cpu_online_map);
@@ -278,7 +279,8 @@ void __show_regs(struct pt_regs * regs)
 		system_utsname.version);
 	printk("RIP: %04lx:[<%016lx>] ", regs->cs & 0xffff, regs->rip);
 	printk_address(regs->rip); 
-	printk("\nRSP: %04lx:%016lx  EFLAGS: %08lx\n", regs->ss, regs->rsp, regs->eflags);
+	printk("\nRSP: %04lx:%016lx  EFLAGS: %08lx\n", regs->ss, regs->rsp,
+		regs->eflags);
 	printk("RAX: %016lx RBX: %016lx RCX: %016lx\n",
 	       regs->rax, regs->rbx, regs->rcx);
 	printk("RDX: %016lx RSI: %016lx RDI: %016lx\n",
@@ -430,15 +432,14 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long rsp,
 	struct pt_regs * childregs;
 	struct task_struct *me = current;
 
-	childregs = ((struct pt_regs *) (THREAD_SIZE + (unsigned long) p->thread_info)) - 1;
-
+	childregs = ((struct pt_regs *)
+			(THREAD_SIZE + (unsigned long) p->thread_info)) - 1;
 	*childregs = *regs;
 
 	childregs->rax = 0;
 	childregs->rsp = rsp;
-	if (rsp == ~0UL) {
+	if (rsp == ~0UL)
 		childregs->rsp = (unsigned long)childregs;
-	}
 
 	p->thread.rsp = (unsigned long) childregs;
 	p->thread.rsp0 = (unsigned long) (childregs+1);
@@ -460,7 +461,8 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long rsp,
 			p->thread.io_bitmap_max = 0;
 			return -ENOMEM;
 		}
-		memcpy(p->thread.io_bitmap_ptr, me->thread.io_bitmap_ptr, IO_BITMAP_BYTES);
+		memcpy(p->thread.io_bitmap_ptr, me->thread.io_bitmap_ptr,
+				IO_BITMAP_BYTES);
 	} 
 
 	/*
@@ -497,7 +499,8 @@ out:
  * - fold all the options into a flag word and test it with a single test.
  * - could test fs/gs bitsliced
  */
-struct task_struct *__switch_to(struct task_struct *prev_p, struct task_struct *next_p)
+struct task_struct *
+__switch_to(struct task_struct *prev_p, struct task_struct *next_p)
 {
 	struct thread_struct *prev = &prev_p->thread,
 				 *next = &next_p->thread;
@@ -568,7 +571,8 @@ struct task_struct *__switch_to(struct task_struct *prev_p, struct task_struct *
 	prev->userrsp = read_pda(oldrsp); 
 	write_pda(oldrsp, next->userrsp); 
 	write_pda(pcurrent, next_p); 
-	write_pda(kernelstack, (unsigned long)next_p->thread_info + THREAD_SIZE - PDA_STACKOFFSET);
+	write_pda(kernelstack,
+	    (unsigned long)next_p->thread_info + THREAD_SIZE - PDA_STACKOFFSET);
 
 	/*
 	 * Now maybe reload the debug registers
@@ -649,7 +653,9 @@ asmlinkage long sys_fork(struct pt_regs *regs)
 	return do_fork(SIGCHLD, regs->rsp, regs, 0, NULL, NULL);
 }
 
-asmlinkage long sys_clone(unsigned long clone_flags, unsigned long newsp, void __user *parent_tid, void __user *child_tid, struct pt_regs *regs)
+asmlinkage long
+sys_clone(unsigned long clone_flags, unsigned long newsp,
+	  void __user *parent_tid, void __user *child_tid, struct pt_regs *regs)
 {
 	if (!newsp)
 		newsp = regs->rsp;
@@ -685,7 +691,8 @@ unsigned long get_wchan(struct task_struct *p)
 		return 0;
 	fp = *(u64 *)(p->thread.rsp);
 	do { 
-		if (fp < (unsigned long)stack || fp > (unsigned long)stack+THREAD_SIZE)
+		if (fp < (unsigned long)stack ||
+		    fp > (unsigned long)stack+THREAD_SIZE)
 			return 0; 
 		rip = *(u64 *)(fp+8); 
 		if (!in_sched_functions(rip))
@@ -720,8 +727,8 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 			task->thread.gsindex = 0;
 			task->thread.gs = addr;
 			if (doit) {
-		load_gs_index(0);
-		ret = checking_wrmsrl(MSR_KERNEL_GS_BASE, addr); 
+				load_gs_index(0);
+				ret = checking_wrmsrl(MSR_KERNEL_GS_BASE, addr);
 			} 
 		}
 		put_cpu();
@@ -738,7 +745,7 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 			set_32bit_tls(task, FS_TLS, addr);
 			if (doit) { 
 				load_TLS(&task->thread, cpu); 
-				asm volatile("movl %0,%%fs" :: "r" (FS_TLS_SEL));
+				asm volatile("movl %0,%%fs" :: "r"(FS_TLS_SEL));
 			}
 			task->thread.fsindex = FS_TLS_SEL;
 			task->thread.fs = 0;
@@ -748,8 +755,8 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 			if (doit) {
 				/* set the selector to 0 to not confuse
 				   __switch_to */
-		asm volatile("movl %0,%%fs" :: "r" (0));
-		ret = checking_wrmsrl(MSR_FS_BASE, addr); 
+				asm volatile("movl %0,%%fs" :: "r" (0));
+				ret = checking_wrmsrl(MSR_FS_BASE, addr);
 			}
 		}
 		put_cpu();
@@ -758,9 +765,9 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 		unsigned long base; 
 		if (task->thread.fsindex == FS_TLS_SEL)
 			base = read_32bit_tls(task, FS_TLS);
-		else if (doit) {
+		else if (doit)
 			rdmsrl(MSR_FS_BASE, base);
-		} else
+		else
 			base = task->thread.fs;
 		ret = put_user(base, (unsigned long __user *)addr); 
 		break; 
@@ -769,9 +776,9 @@ long do_arch_prctl(struct task_struct *task, int code, unsigned long addr)
 		unsigned long base;
 		if (task->thread.gsindex == GS_TLS_SEL)
 			base = read_32bit_tls(task, GS_TLS);
-		else if (doit) {
+		else if (doit)
 			rdmsrl(MSR_KERNEL_GS_BASE, base);
-		} else
+		else
 			base = task->thread.gs;
 		ret = put_user(base, (unsigned long __user *)addr); 
 		break;

+ 1 - 1
include/asm-x86_64/msr.h

@@ -19,7 +19,7 @@
 			    : "=a" (a__), "=d" (b__) \
 			    : "c" (msr)); \
        val = a__ | (b__<<32); \
-} while(0); 
+} while(0)
 
 #define wrmsr(msr,val1,val2) \
      __asm__ __volatile__("wrmsr" \