diff options
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/Kconfig.common | 6 | ||||
| -rw-r--r-- | arch/um/Kconfig.um | 5 | ||||
| -rw-r--r-- | arch/um/defconfig | 2 | ||||
| -rw-r--r-- | arch/um/drivers/line.c | 9 | ||||
| -rw-r--r-- | arch/um/drivers/mmapper_kern.c | 9 | ||||
| -rw-r--r-- | arch/um/include/asm/ptrace-generic.h | 4 | ||||
| -rw-r--r-- | arch/um/kernel/exec.c | 1 | ||||
| -rw-r--r-- | arch/um/kernel/ptrace.c | 2 | ||||
| -rw-r--r-- | arch/um/kernel/skas/mmu.c | 2 |
9 files changed, 14 insertions, 26 deletions
diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common index 049d048b070..e351e14b433 100644 --- a/arch/um/Kconfig.common +++ b/arch/um/Kconfig.common @@ -3,14 +3,10 @@ config DEFCONFIG_LIST option defconfig_list default "arch/$ARCH/defconfig" -# UML uses the generic IRQ subsystem -config GENERIC_HARDIRQS - bool - default y - config UML bool default y + select HAVE_GENERIC_HARDIRQS config MMU bool diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index 50d6aa20c35..90a438acbfa 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -120,9 +120,6 @@ config SMP If you don't know what to do, say N. -config GENERIC_HARDIRQS_NO__DO_IRQ - def_bool y - config NR_CPUS int "Maximum number of CPUs (2-32)" range 2 32 @@ -131,7 +128,7 @@ config NR_CPUS config HIGHMEM bool "Highmem support (EXPERIMENTAL)" - depends on !64BIT && EXPERIMENTAL + depends on !64BIT && BROKEN default n help This was used to allow UML to run with big amounts of memory. diff --git a/arch/um/defconfig b/arch/um/defconfig index 564f3de65b4..9f7634f08cf 100644 --- a/arch/um/defconfig +++ b/arch/um/defconfig @@ -133,7 +133,7 @@ CONFIG_SYSFS_DEPRECATED=y # CONFIG_BLK_DEV_INITRD is not set CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y -# CONFIG_EMBEDDED is not set +# CONFIG_EXPERT is not set CONFIG_UID16=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 7f7338c9078..050e4ddbbb6 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -727,6 +727,9 @@ struct winch { static void free_winch(struct winch *winch, int free_irq_ok) { + if (free_irq_ok) + free_irq(WINCH_IRQ, winch); + list_del(&winch->list); if (winch->pid != -1) @@ -735,8 +738,6 @@ static void free_winch(struct winch *winch, int free_irq_ok) os_close_file(winch->fd); if (winch->stack != 0) free_stack(winch->stack, 0); - if (free_irq_ok) - free_irq(WINCH_IRQ, winch); kfree(winch); } @@ -820,12 +821,12 @@ void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty, static void unregister_winch(struct tty_struct *tty) { - struct list_head *ele; + struct list_head *ele, *next; struct winch *winch; spin_lock(&winch_handler_lock); - list_for_each(ele, &winch_handlers) { + list_for_each_safe(ele, next, &winch_handlers) { winch = list_entry(ele, struct winch, list); if (winch->tty == tty) { free_winch(winch, 1); diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c index 8501e7d0015..7e0619c2c2c 100644 --- a/arch/um/drivers/mmapper_kern.c +++ b/arch/um/drivers/mmapper_kern.c @@ -37,13 +37,7 @@ static ssize_t mmapper_write(struct file *file, const char __user *buf, if (*ppos > mmapper_size) return -EINVAL; - if (count > mmapper_size - *ppos) - count = mmapper_size - *ppos; - - if (copy_from_user(&v_buf[*ppos], buf, count)) - return -EFAULT; - - return count; + return simple_write_to_buffer(v_buf, mmapper_size, ppos, buf, count); } static long mmapper_ioctl(struct file *file, unsigned int cmd, unsigned long arg) @@ -137,3 +131,4 @@ module_exit(mmapper_exit); MODULE_AUTHOR("Greg Lonnon <glonnon@ridgerun.com>"); MODULE_DESCRIPTION("DSPLinux simulator mmapper driver"); +MODULE_LICENSE("GPL"); diff --git a/arch/um/include/asm/ptrace-generic.h b/arch/um/include/asm/ptrace-generic.h index 2cd899f75a3..b7c5bab9bd7 100644 --- a/arch/um/include/asm/ptrace-generic.h +++ b/arch/um/include/asm/ptrace-generic.h @@ -38,8 +38,8 @@ struct pt_regs { struct task_struct; -extern long subarch_ptrace(struct task_struct *child, long request, long addr, - long data); +extern long subarch_ptrace(struct task_struct *child, long request, + unsigned long addr, unsigned long data); extern unsigned long getreg(struct task_struct *child, int regno); extern int putreg(struct task_struct *child, int regno, unsigned long value); extern int get_fpregs(struct user_i387_struct __user *buf, diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c index 340268be00b..09bd7b58572 100644 --- a/arch/um/kernel/exec.c +++ b/arch/um/kernel/exec.c @@ -5,7 +5,6 @@ #include "linux/stddef.h" #include "linux/fs.h" -#include "linux/smp_lock.h" #include "linux/ptrace.h" #include "linux/sched.h" #include "linux/slab.h" diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index a5e33f29bbe..701b672c112 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -122,7 +122,7 @@ long arch_ptrace(struct task_struct *child, long request, break; case PTRACE_SET_THREAD_AREA: - ret = ptrace_set_thread_area(child, addr, datavp); + ret = ptrace_set_thread_area(child, addr, vp); break; case PTRACE_FAULTINFO: { diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c index 3d099f97478..1aee587e9c5 100644 --- a/arch/um/kernel/skas/mmu.c +++ b/arch/um/kernel/skas/mmu.c @@ -31,7 +31,7 @@ static int init_stub_pte(struct mm_struct *mm, unsigned long proc, if (!pmd) goto out_pmd; - pte = pte_alloc_map(mm, pmd, proc); + pte = pte_alloc_map(mm, NULL, pmd, proc); if (!pte) goto out_pte; |