diff options
Diffstat (limited to 'arch/um')
-rw-r--r-- | arch/um/Kconfig.common | 4 | ||||
-rw-r--r-- | arch/um/drivers/chan_kern.c | 8 | ||||
-rw-r--r-- | arch/um/drivers/hostaudio_kern.c | 6 | ||||
-rw-r--r-- | arch/um/drivers/net_kern.c | 10 | ||||
-rw-r--r-- | arch/um/include/asm/pgtable-3level.h | 4 | ||||
-rw-r--r-- | arch/um/kernel/ptrace.c | 21 | ||||
-rw-r--r-- | arch/um/kernel/time.c | 16 |
7 files changed, 22 insertions, 47 deletions
diff --git a/arch/um/Kconfig.common b/arch/um/Kconfig.common index 0d207e7..7c8e277 100644 --- a/arch/um/Kconfig.common +++ b/arch/um/Kconfig.common @@ -55,10 +55,6 @@ config GENERIC_BUG default y depends on BUG -config GENERIC_TIME - bool - default y - config GENERIC_CLOCKEVENTS bool default y diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c index 6e51424..25e1965 100644 --- a/arch/um/drivers/chan_kern.c +++ b/arch/um/drivers/chan_kern.c @@ -210,9 +210,9 @@ void free_irqs(void) list_for_each(ele, &list) { chan = list_entry(ele, struct chan, free_list); - if (chan->input) + if (chan->input && chan->enabled) free_irq(chan->line->driver->read_irq, chan); - if (chan->output) + if (chan->output && chan->enabled) free_irq(chan->line->driver->write_irq, chan); chan->enabled = 0; } @@ -231,9 +231,9 @@ static void close_one_chan(struct chan *chan, int delay_free_irq) spin_unlock_irqrestore(&irqs_to_free_lock, flags); } else { - if (chan->input) + if (chan->input && chan->enabled) free_irq(chan->line->driver->read_irq, chan); - if (chan->output) + if (chan->output && chan->enabled) free_irq(chan->line->driver->write_irq, chan); chan->enabled = 0; } diff --git a/arch/um/drivers/hostaudio_kern.c b/arch/um/drivers/hostaudio_kern.c index ae42695..68142df 100644 --- a/arch/um/drivers/hostaudio_kern.c +++ b/arch/um/drivers/hostaudio_kern.c @@ -8,6 +8,7 @@ #include "linux/slab.h" #include "linux/sound.h" #include "linux/soundcard.h" +#include "linux/smp_lock.h" #include "asm/uaccess.h" #include "init.h" #include "os.h" @@ -198,7 +199,10 @@ static int hostaudio_open(struct inode *inode, struct file *file) if (file->f_mode & FMODE_WRITE) w = 1; + lock_kernel(); ret = os_open_file(dsp, of_set_rw(OPENFLAGS(), r, w), 0); + unlock_kernel(); + if (ret < 0) { kfree(state); return ret; @@ -254,7 +258,9 @@ static int hostmixer_open_mixdev(struct inode *inode, struct file *file) if (file->f_mode & FMODE_WRITE) w = 1; + lock_kernel(); ret = os_open_file(mixer, of_set_rw(OPENFLAGS(), r, w), 0); + unlock_kernel(); if (ret < 0) { printk(KERN_ERR "hostaudio_open_mixdev failed to open '%s', " diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c index f053726..2ab233b 100644 --- a/arch/um/drivers/net_kern.c +++ b/arch/um/drivers/net_kern.c @@ -25,11 +25,6 @@ #include "net_kern.h" #include "net_user.h" -static inline void set_ether_mac(struct net_device *dev, unsigned char *addr) -{ - memcpy(dev->dev_addr, addr, ETH_ALEN); -} - #define DRIVER_NAME "uml-netdev" static DEFINE_SPINLOCK(opened_lock); @@ -266,7 +261,7 @@ static int uml_net_set_mac(struct net_device *dev, void *addr) struct sockaddr *hwaddr = addr; spin_lock_irq(&lp->lock); - set_ether_mac(dev, hwaddr->sa_data); + eth_mac_addr(dev, hwaddr->sa_data); spin_unlock_irq(&lp->lock); return 0; @@ -380,7 +375,6 @@ static const struct net_device_ops uml_netdev_ops = { .ndo_tx_timeout = uml_net_tx_timeout, .ndo_set_mac_address = uml_net_set_mac, .ndo_change_mtu = uml_net_change_mtu, - .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, }; @@ -478,7 +472,7 @@ static void eth_configure(int n, void *init, char *mac, ((*transport->user->init)(&lp->user, dev) != 0)) goto out_unregister; - set_ether_mac(dev, device->mac); + eth_mac_addr(dev, device->mac); dev->mtu = transport->user->mtu; dev->netdev_ops = ¨_netdev_ops; dev->ethtool_ops = ¨_net_ethtool_ops; diff --git a/arch/um/include/asm/pgtable-3level.h b/arch/um/include/asm/pgtable-3level.h index 084de4a..0032f92 100644 --- a/arch/um/include/asm/pgtable-3level.h +++ b/arch/um/include/asm/pgtable-3level.h @@ -60,7 +60,7 @@ set_pud(pud, __pud(_PAGE_TABLE + __pa(pmd))) #ifdef CONFIG_64BIT -#define set_pud(pudptr, pudval) set_64bit((phys_t *) (pudptr), pud_val(pudval)) +#define set_pud(pudptr, pudval) set_64bit((u64 *) (pudptr), pud_val(pudval)) #else #define set_pud(pudptr, pudval) (*(pudptr) = (pudval)) #endif @@ -73,7 +73,7 @@ static inline int pgd_newpage(pgd_t pgd) static inline void pgd_mkuptodate(pgd_t pgd) { pgd_val(pgd) &= ~_PAGE_NEWPAGE; } #ifdef CONFIG_64BIT -#define set_pmd(pmdptr, pmdval) set_64bit((phys_t *) (pmdptr), pmd_val(pmdval)) +#define set_pmd(pmdptr, pmdval) set_64bit((u64 *) (pmdptr), pmd_val(pmdval)) #else #define set_pmd(pmdptr, pmdval) (*(pmdptr) = (pmdval)) #endif diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 4845099..e051049 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -7,9 +7,6 @@ #include "linux/ptrace.h" #include "linux/sched.h" #include "asm/uaccess.h" -#ifdef CONFIG_PROC_MM -#include "proc_mm.h" -#endif #include "skas_ptrace.h" @@ -158,24 +155,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) break; } #endif -#ifdef CONFIG_PROC_MM - case PTRACE_SWITCH_MM: { - struct mm_struct *old = child->mm; - struct mm_struct *new = proc_mm_get_mm(data); - - if (IS_ERR(new)) { - ret = PTR_ERR(new); - break; - } - - atomic_inc(&new->mm_users); - child->mm = new; - child->active_mm = new; - mmput(old); - ret = 0; - break; - } -#endif #ifdef PTRACE_ARCH_PRCTL case PTRACE_ARCH_PRCTL: /* XXX Calls ptrace on the host - needs some SMP thinking */ diff --git a/arch/um/kernel/time.c b/arch/um/kernel/time.c index c8b9c46..a08d9fa 100644 --- a/arch/um/kernel/time.c +++ b/arch/um/kernel/time.c @@ -102,16 +102,16 @@ static void __init setup_itimer(void) clockevents_register_device(&itimer_clockevent); } -void __init time_init(void) +void read_persistent_clock(struct timespec *ts) { - long long nsecs; - - timer_init(); + long long nsecs = os_nsecs(); - nsecs = os_nsecs(); - set_normalized_timespec(&wall_to_monotonic, -nsecs / NSEC_PER_SEC, - -nsecs % NSEC_PER_SEC); - set_normalized_timespec(&xtime, nsecs / NSEC_PER_SEC, + set_normalized_timespec(ts, nsecs / NSEC_PER_SEC, nsecs % NSEC_PER_SEC); +} + +void __init time_init(void) +{ + timer_init(); late_time_init = setup_itimer; } |