diff options
| -rw-r--r-- | drivers/dma/iop-adma.c | 9 | ||||
| -rw-r--r-- | include/linux/module.h | 15 | ||||
| -rw-r--r-- | kernel/module.c | 21 | ||||
| -rw-r--r-- | net/sctp/protocol.c | 1 |
4 files changed, 9 insertions, 37 deletions
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c index 5a1d426..e5c62b7 100644 --- a/drivers/dma/iop-adma.c +++ b/drivers/dma/iop-adma.c @@ -1446,21 +1446,20 @@ static struct platform_driver iop_adma_driver = { static int __init iop_adma_init (void) { - /* it's currently unsafe to unload this module */ - /* if forced, worst case is that rmmod hangs */ - __unsafe(THIS_MODULE); - return platform_driver_register(&iop_adma_driver); } +/* it's currently unsafe to unload this module */ +#if 0 static void __exit iop_adma_exit (void) { platform_driver_unregister(&iop_adma_driver); return; } +module_exit(iop_adma_exit); +#endif module_init(iop_adma_init); -module_exit(iop_adma_exit); MODULE_AUTHOR("Intel Corporation"); MODULE_DESCRIPTION("IOP ADMA Engine Driver"); diff --git a/include/linux/module.h b/include/linux/module.h index b6a646c..5523e10 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -312,9 +312,6 @@ struct module /* Arch-specific module values */ struct mod_arch_specific arch; - /* Am I unsafe to unload? */ - int unsafe; - unsigned int taints; /* same bits as kernel:tainted */ #ifdef CONFIG_GENERIC_BUG @@ -441,16 +438,6 @@ static inline void __module_get(struct module *module) __mod ? __mod->name : "kernel"; \ }) -#define __unsafe(mod) \ -do { \ - if (mod && !(mod)->unsafe) { \ - printk(KERN_WARNING \ - "Module %s cannot be unloaded due to unsafe usage in" \ - " %s:%u\n", (mod)->name, __FILE__, __LINE__); \ - (mod)->unsafe = 1; \ - } \ -} while(0) - /* For kallsyms to ask for address resolution. NULL means not found. */ const char *module_address_lookup(unsigned long addr, unsigned long *symbolsize, @@ -518,8 +505,6 @@ static inline void module_put(struct module *module) #define module_name(mod) "kernel" -#define __unsafe(mod) - /* For kallsyms to ask for address resolution. NULL means not found. */ static inline const char *module_address_lookup(unsigned long addr, unsigned long *symbolsize, diff --git a/kernel/module.c b/kernel/module.c index db0ead0..35246a6 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -692,8 +692,7 @@ sys_delete_module(const char __user *name_user, unsigned int flags) } /* If it has an init func, it must have an exit func to unload */ - if ((mod->init != NULL && mod->exit == NULL) - || mod->unsafe) { + if (mod->init && !mod->exit) { forced = try_force_unload(flags); if (!forced) { /* This module can't be removed */ @@ -741,11 +740,6 @@ static void print_unload_info(struct seq_file *m, struct module *mod) seq_printf(m, "%s,", use->module_which_uses->name); } - if (mod->unsafe) { - printed_something = 1; - seq_printf(m, "[unsafe],"); - } - if (mod->init != NULL && mod->exit == NULL) { printed_something = 1; seq_printf(m, "[permanent],"); @@ -2011,15 +2005,10 @@ sys_init_module(void __user *umod, buggy refcounters. */ mod->state = MODULE_STATE_GOING; synchronize_sched(); - if (mod->unsafe) - printk(KERN_ERR "%s: module is now stuck!\n", - mod->name); - else { - module_put(mod); - mutex_lock(&module_mutex); - free_module(mod); - mutex_unlock(&module_mutex); - } + module_put(mod); + mutex_lock(&module_mutex); + free_module(mod); + mutex_unlock(&module_mutex); return ret; } diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 81b26c5..f5cd96f 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -1228,7 +1228,6 @@ SCTP_STATIC __init int sctp_init(void) if (status) goto err_v6_add_protocol; - __unsafe(THIS_MODULE); status = 0; out: return status; |
