diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/module.c | 38 | ||||
| -rw-r--r-- | kernel/params.c | 6 | ||||
| -rw-r--r-- | kernel/power/swap.c | 9 | ||||
| -rw-r--r-- | kernel/power/user.c | 7 | ||||
| -rw-r--r-- | kernel/profile.c | 2 |
5 files changed, 49 insertions, 13 deletions
diff --git a/kernel/module.c b/kernel/module.c index dbce132b354..d0f2260a021 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -1148,10 +1148,10 @@ static int mod_sysfs_setup(struct module *mod, kobject_uevent(&mod->mkobj.kobj, KOBJ_ADD); return 0; -out_unreg_drivers: - kobject_unregister(mod->drivers_dir); out_unreg_param: module_param_sysfs_remove(mod); +out_unreg_drivers: + kobject_unregister(mod->drivers_dir); out_unreg: kobject_del(&mod->mkobj.kobj); kobject_put(&mod->mkobj.kobj); @@ -2327,8 +2327,22 @@ void print_modules(void) printk("\n"); } +static char *make_driver_name(struct device_driver *drv) +{ + char *driver_name; + + driver_name = kmalloc(strlen(drv->name) + strlen(drv->bus->name) + 2, + GFP_KERNEL); + if (!driver_name) + return NULL; + + sprintf(driver_name, "%s:%s", drv->bus->name, drv->name); + return driver_name; +} + void module_add_driver(struct module *mod, struct device_driver *drv) { + char *driver_name; int no_warn; if (!mod || !drv) @@ -2336,17 +2350,31 @@ void module_add_driver(struct module *mod, struct device_driver *drv) /* Don't check return codes; these calls are idempotent */ no_warn = sysfs_create_link(&drv->kobj, &mod->mkobj.kobj, "module"); - no_warn = sysfs_create_link(mod->drivers_dir, &drv->kobj, drv->name); + driver_name = make_driver_name(drv); + if (driver_name) { + no_warn = sysfs_create_link(mod->drivers_dir, &drv->kobj, + driver_name); + kfree(driver_name); + } } EXPORT_SYMBOL(module_add_driver); void module_remove_driver(struct device_driver *drv) { + char *driver_name; + if (!drv) return; + sysfs_remove_link(&drv->kobj, "module"); - if (drv->owner && drv->owner->drivers_dir) - sysfs_remove_link(drv->owner->drivers_dir, drv->name); + if (drv->owner && drv->owner->drivers_dir) { + driver_name = make_driver_name(drv); + if (driver_name) { + sysfs_remove_link(drv->owner->drivers_dir, + driver_name); + kfree(driver_name); + } + } } EXPORT_SYMBOL(module_remove_driver); diff --git a/kernel/params.c b/kernel/params.c index f406655d665..718945da8f5 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -143,9 +143,15 @@ int parse_args(const char *name, while (*args) { int ret; + int irq_was_disabled; args = next_arg(args, ¶m, &val); + irq_was_disabled = irqs_disabled(); ret = parse_one(param, val, params, num, unknown); + if (irq_was_disabled && !irqs_disabled()) { + printk(KERN_WARNING "parse_args(): option '%s' enabled " + "irq's!\n", param); + } switch (ret) { case -ENOENT: printk(KERN_ERR "%s: Unknown parameter `%s'\n", diff --git a/kernel/power/swap.c b/kernel/power/swap.c index f133d4a6d81..3581f8f86ac 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -165,14 +165,15 @@ static int swsusp_swap_check(void) /* This is called before saving image */ { int res; - res = swap_type_of(swsusp_resume_device, swsusp_resume_block); + res = swap_type_of(swsusp_resume_device, swsusp_resume_block, + &resume_bdev); if (res < 0) return res; root_swap = res; - resume_bdev = open_by_devnum(swsusp_resume_device, FMODE_WRITE); - if (IS_ERR(resume_bdev)) - return PTR_ERR(resume_bdev); + res = blkdev_get(resume_bdev, FMODE_WRITE, O_RDWR); + if (res) + return res; res = set_blocksize(resume_bdev, PAGE_SIZE); if (res < 0) diff --git a/kernel/power/user.c b/kernel/power/user.c index 89443b85163..f7b7a785a5c 100644 --- a/kernel/power/user.c +++ b/kernel/power/user.c @@ -57,7 +57,7 @@ static int snapshot_open(struct inode *inode, struct file *filp) memset(&data->handle, 0, sizeof(struct snapshot_handle)); if ((filp->f_flags & O_ACCMODE) == O_RDONLY) { data->swap = swsusp_resume_device ? - swap_type_of(swsusp_resume_device, 0) : -1; + swap_type_of(swsusp_resume_device, 0, NULL) : -1; data->mode = O_RDONLY; } else { data->swap = -1; @@ -268,7 +268,8 @@ static int snapshot_ioctl(struct inode *inode, struct file *filp, * so we need to recode them */ if (old_decode_dev(arg)) { - data->swap = swap_type_of(old_decode_dev(arg), 0); + data->swap = swap_type_of(old_decode_dev(arg), + 0, NULL); if (data->swap < 0) error = -ENODEV; } else { @@ -365,7 +366,7 @@ static int snapshot_ioctl(struct inode *inode, struct file *filp, swdev = old_decode_dev(swap_area.dev); if (swdev) { offset = swap_area.offset; - data->swap = swap_type_of(swdev, offset); + data->swap = swap_type_of(swdev, offset, NULL); if (data->swap < 0) error = -ENODEV; } else { diff --git a/kernel/profile.c b/kernel/profile.c index fb5e03d57e9..11550b2290b 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -63,7 +63,7 @@ static int __init profile_setup(char * str) printk(KERN_INFO "kernel sleep profiling enabled (shift: %ld)\n", prof_shift); - } else if (!strncmp(str, sleepstr, strlen(sleepstr))) { + } else if (!strncmp(str, schedstr, strlen(schedstr))) { prof_on = SCHED_PROFILING; if (str[strlen(schedstr)] == ',') str += strlen(schedstr) + 1; |