diff options
author | Jeff Dike <jdike@addtoit.com> | 2006-07-10 11:45:13 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-10 20:24:24 (GMT) |
commit | 1d3468a6643a6a5905e2ac9ae1fa1aefc06d882a (patch) | |
tree | 9f605490ab72b8027e9f5e0d4c9626516d8a73c5 /arch/um | |
parent | 469226a431f553a7b3ec17d87ce3c2d1c6c25fb2 (diff) | |
download | linux-fsl-qoriq-1d3468a6643a6a5905e2ac9ae1fa1aefc06d882a.tar.xz |
[PATCH] uml: move _kern.c files
Move most *_kern.c files in arch/um/kernel to *.c. This makes UML somewhat
more closely resemble the other arches.
[akpm@osdl.org: use the new INTF_* flags]
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um')
-rw-r--r-- | arch/um/kernel/Makefile | 9 | ||||
-rw-r--r-- | arch/um/kernel/exec.c (renamed from arch/um/kernel/exec_kern.c) | 13 | ||||
-rw-r--r-- | arch/um/kernel/sigio.c (renamed from arch/um/kernel/sigio_kern.c) | 2 | ||||
-rw-r--r-- | arch/um/kernel/signal.c (renamed from arch/um/kernel/signal_kern.c) | 10 | ||||
-rw-r--r-- | arch/um/kernel/syscall.c (renamed from arch/um/kernel/syscall_kern.c) | 32 | ||||
-rw-r--r-- | arch/um/kernel/time.c (renamed from arch/um/kernel/time_kern.c) | 0 | ||||
-rw-r--r-- | arch/um/kernel/trap.c (renamed from arch/um/kernel/trap_kern.c) | 18 |
7 files changed, 46 insertions, 38 deletions
diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile index 82b4358..a2d9306 100644 --- a/arch/um/kernel/Makefile +++ b/arch/um/kernel/Makefile @@ -6,11 +6,10 @@ extra-y := vmlinux.lds clean-files := -obj-y = config.o exec_kern.o exitcode.o \ - init_task.o irq.o ksyms.o mem.o physmem.o \ - process_kern.o ptrace.o reboot.o resource.o sigio_kern.o \ - signal_kern.o smp.o syscall_kern.o sysrq.o \ - time_kern.o tlb.o trap_kern.o uaccess.o um_arch.o umid.o +obj-y = config.o exec.o exitcode.o init_task.o irq.o ksyms.o mem.o \ + physmem.o process_kern.o ptrace.o reboot.o resource.o sigio.o \ + signal.o smp.o syscall.o sysrq.o time.o tlb.o trap.o uaccess.o \ + um_arch.o umid.o obj-$(CONFIG_BLK_DEV_INITRD) += initrd.o obj-$(CONFIG_GPROF) += gprof_syms.o diff --git a/arch/um/kernel/exec_kern.c b/arch/um/kernel/exec.c index c0cb627..fc38a6d 100644 --- a/arch/um/kernel/exec_kern.c +++ b/arch/um/kernel/exec.c @@ -1,4 +1,4 @@ -/* +/* * Copyright (C) 2000, 2001 Jeff Dike (jdike@karaya.com) * Licensed under the GPL */ @@ -31,18 +31,27 @@ void start_thread(struct pt_regs *regs, unsigned long eip, unsigned long esp) CHOOSE_MODE_PROC(start_thread_tt, start_thread_skas, regs, eip, esp); } +#ifdef CONFIG_TTY_LOG +extern void log_exec(char **argv, void *tty); +#endif + static long execve1(char *file, char __user * __user *argv, char __user *__user *env) { long error; #ifdef CONFIG_TTY_LOG - log_exec(argv, current->tty); + task_lock(current); + log_exec(argv, current->signal->tty); + task_unlock(current); #endif error = do_execve(file, argv, env, ¤t->thread.regs); if (error == 0){ task_lock(current); current->ptrace &= ~PT_DTRACE; +#ifdef SUBARCH_EXECVE1 + SUBARCH_EXECVE1(¤t->thread.regs.regs); +#endif task_unlock(current); set_cmdline(current_cmd()); } diff --git a/arch/um/kernel/sigio_kern.c b/arch/um/kernel/sigio.c index 5102ba5..0ad755c 100644 --- a/arch/um/kernel/sigio_kern.c +++ b/arch/um/kernel/sigio.c @@ -31,7 +31,7 @@ int write_sigio_irq(int fd) int err; err = um_request_irq(SIGIO_WRITE_IRQ, fd, IRQ_READ, sigio_interrupt, - IRQF_DISABLED | IRQF_SAMPLE_RANDOM, "write sigio", + IRQF_DISABLED|IRQF_SAMPLE_RANDOM, "write sigio", NULL); if(err){ printk("write_sigio_irq : um_request_irq failed, err = %d\n", diff --git a/arch/um/kernel/signal_kern.c b/arch/um/kernel/signal.c index da17b75..4aa9808 100644 --- a/arch/um/kernel/signal_kern.c +++ b/arch/um/kernel/signal.c @@ -1,4 +1,4 @@ -/* +/* * Copyright (C) 2000, 2001, 2002 Jeff Dike (jdike@karaya.com) * Licensed under the GPL */ @@ -36,7 +36,7 @@ EXPORT_SYMBOL(unblock_signals); /* * OK, we're invoking a handler - */ + */ static int handle_signal(struct pt_regs *regs, unsigned long signr, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset) @@ -88,7 +88,7 @@ static int handle_signal(struct pt_regs *regs, unsigned long signr, force_sigsegv(signr, current); } else { spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked, ¤t->blocked, + sigorsets(¤t->blocked, ¤t->blocked, &ka->sa.sa_mask); if(!(ka->sa.sa_flags & SA_NODEFER)) sigaddset(¤t->blocked, signr); @@ -136,7 +136,7 @@ static int kern_do_signal(struct pt_regs *regs) PT_REGS_RESTART_SYSCALL(regs); break; case -ERESTART_RESTARTBLOCK: - PT_REGS_SYSCALL_RET(regs) = __NR_restart_syscall; + PT_REGS_ORIG_SYSCALL(regs) = __NR_restart_syscall; PT_REGS_RESTART_SYSCALL(regs); break; } @@ -146,7 +146,7 @@ static int kern_do_signal(struct pt_regs *regs) * you set a breakpoint on a system call instruction and singlestep * from it, the tracing thread used to PTRACE_SINGLESTEP the process * rather than PTRACE_SYSCALL it, allowing the system call to execute - * on the host. The tracing thread will check this flag and + * on the host. The tracing thread will check this flag and * PTRACE_SYSCALL if necessary. */ if(current->ptrace & PT_DTRACE) diff --git a/arch/um/kernel/syscall_kern.c b/arch/um/kernel/syscall.c index 37d3978..abf14aa 100644 --- a/arch/um/kernel/syscall_kern.c +++ b/arch/um/kernel/syscall.c @@ -1,4 +1,4 @@ -/* +/* * Copyright (C) 2000 - 2003 Jeff Dike (jdike@addtoit.com) * Licensed under the GPL */ @@ -110,7 +110,7 @@ long sys_uname(struct old_utsname __user * name) if (!name) return -EFAULT; down_read(&uts_sem); - err=copy_to_user(name, &system_utsname, sizeof (*name)); + err = copy_to_user(name, utsname(), sizeof (*name)); up_read(&uts_sem); return err?-EFAULT:0; } @@ -123,27 +123,27 @@ long sys_olduname(struct oldold_utsname __user * name) return -EFAULT; if (!access_ok(VERIFY_WRITE,name,sizeof(struct oldold_utsname))) return -EFAULT; - + down_read(&uts_sem); - - error = __copy_to_user(&name->sysname,&system_utsname.sysname, + + error = __copy_to_user(&name->sysname, &utsname()->sysname, __OLD_UTS_LEN); - error |= __put_user(0,name->sysname+__OLD_UTS_LEN); - error |= __copy_to_user(&name->nodename,&system_utsname.nodename, + error |= __put_user(0, name->sysname + __OLD_UTS_LEN); + error |= __copy_to_user(&name->nodename, &utsname()->nodename, __OLD_UTS_LEN); - error |= __put_user(0,name->nodename+__OLD_UTS_LEN); - error |= __copy_to_user(&name->release,&system_utsname.release, + error |= __put_user(0, name->nodename + __OLD_UTS_LEN); + error |= __copy_to_user(&name->release, &utsname()->release, __OLD_UTS_LEN); - error |= __put_user(0,name->release+__OLD_UTS_LEN); - error |= __copy_to_user(&name->version,&system_utsname.version, + error |= __put_user(0, name->release + __OLD_UTS_LEN); + error |= __copy_to_user(&name->version, &utsname()->version, __OLD_UTS_LEN); - error |= __put_user(0,name->version+__OLD_UTS_LEN); - error |= __copy_to_user(&name->machine,&system_utsname.machine, + error |= __put_user(0, name->version + __OLD_UTS_LEN); + error |= __copy_to_user(&name->machine, &utsname()->machine, __OLD_UTS_LEN); - error |= __put_user(0,name->machine+__OLD_UTS_LEN); - + error |= __put_user(0, name->machine + __OLD_UTS_LEN); + up_read(&uts_sem); - + error = error ? -EFAULT : 0; return error; diff --git a/arch/um/kernel/time_kern.c b/arch/um/kernel/time.c index 552ca1c..552ca1c 100644 --- a/arch/um/kernel/time_kern.c +++ b/arch/um/kernel/time.c diff --git a/arch/um/kernel/trap_kern.c b/arch/um/kernel/trap.c index 02f6d4d..ac70fa5 100644 --- a/arch/um/kernel/trap_kern.c +++ b/arch/um/kernel/trap.c @@ -35,7 +35,7 @@ #include "os.h" /* Note this is constrained to return 0, -EFAULT, -EACCESS, -ENOMEM by segv(). */ -int handle_page_fault(unsigned long address, unsigned long ip, +int handle_page_fault(unsigned long address, unsigned long ip, int is_write, int is_user, int *code_out) { struct mm_struct *mm = current->mm; @@ -55,20 +55,20 @@ int handle_page_fault(unsigned long address, unsigned long ip, down_read(&mm->mmap_sem); vma = find_vma(mm, address); - if(!vma) + if(!vma) goto out; - else if(vma->vm_start <= address) + else if(vma->vm_start <= address) goto good_area; - else if(!(vma->vm_flags & VM_GROWSDOWN)) + else if(!(vma->vm_flags & VM_GROWSDOWN)) goto out; else if(is_user && !ARCH_IS_STACKGROW(address)) goto out; - else if(expand_stack(vma, address)) + else if(expand_stack(vma, address)) goto out; good_area: *code_out = SEGV_ACCERR; - if(is_write && !(vma->vm_flags & VM_WRITE)) + if(is_write && !(vma->vm_flags & VM_WRITE)) goto out; /* Don't require VM_READ|VM_EXEC for write faults! */ @@ -184,14 +184,14 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, void *sc) else if(catcher != NULL){ current->thread.fault_addr = (void *) address; do_longjmp(catcher, 1); - } + } else if(current->thread.fault_addr != NULL) panic("fault_addr set but no fault catcher"); else if(!is_user && arch_fixup(ip, sc)) return(0); - if(!is_user) - panic("Kernel mode fault at addr 0x%lx, ip 0x%lx", + if(!is_user) + panic("Kernel mode fault at addr 0x%lx, ip 0x%lx", address, ip); if (err == -EACCES) { |