diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2010-05-10 11:59:37 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-05-10 14:20:42 +0200 |
| commit | dbb6be6d5e974c42bbecd183effaa0df69e1dd8b (patch) | |
| tree | 5735cb47e70853d057a9881dd0ce44b83e88fa63 /include/linux/module.h | |
| parent | 6a867a395558a7f882d041783e4cdea6744ca2bf (diff) | |
| parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
Merge branch 'linus' into timers/core
Reason: Further posix_cpu_timer patches depend on mainline changes
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/module.h')
| -rw-r--r-- | include/linux/module.h | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/include/linux/module.h b/include/linux/module.h index 5e869ffd34a..515d53ae6a7 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -330,8 +330,11 @@ struct module struct module_notes_attrs *notes_attrs; #endif +#ifdef CONFIG_SMP /* Per-cpu data. */ - void *percpu; + void __percpu *percpu; + unsigned int percpu_size; +#endif /* The command line arguments (may be mangled). People like keeping pointers to this stuff */ @@ -365,7 +368,8 @@ struct module void (*exit)(void); struct module_ref { - int count; + unsigned int incs; + unsigned int decs; } __percpu *refptr; #endif @@ -392,6 +396,7 @@ static inline int module_is_live(struct module *mod) struct module *__module_text_address(unsigned long addr); struct module *__module_address(unsigned long addr); bool is_module_address(unsigned long addr); +bool is_module_percpu_address(unsigned long addr); bool is_module_text_address(unsigned long addr); static inline int within_module_core(unsigned long addr, struct module *mod) @@ -459,9 +464,9 @@ static inline void __module_get(struct module *module) { if (module) { preempt_disable(); - __this_cpu_inc(module->refptr->count); + __this_cpu_inc(module->refptr->incs); trace_module_get(module, _THIS_IP_, - __this_cpu_read(module->refptr->count)); + __this_cpu_read(module->refptr->incs)); preempt_enable(); } } @@ -474,11 +479,10 @@ static inline int try_module_get(struct module *module) preempt_disable(); if (likely(module_is_live(module))) { - __this_cpu_inc(module->refptr->count); + __this_cpu_inc(module->refptr->incs); trace_module_get(module, _THIS_IP_, - __this_cpu_read(module->refptr->count)); - } - else + __this_cpu_read(module->refptr->incs)); + } else ret = 0; preempt_enable(); @@ -563,6 +567,11 @@ static inline bool is_module_address(unsigned long addr) return false; } +static inline bool is_module_percpu_address(unsigned long addr) +{ + return false; +} + static inline bool is_module_text_address(unsigned long addr) { return false; |