You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
kernel_samsung_sm7125/include/linux/page-debug-flags.h

30 lines
906 B

#ifndef LINUX_PAGE_DEBUG_FLAGS_H
#define LINUX_PAGE_DEBUG_FLAGS_H
/*
* page->debug_flags bits:
*
* PAGE_DEBUG_FLAG_POISON is set for poisoned pages. This is used to
* implement generic debug pagealloc feature. The pages are filled with
* poison patterns and set this flag after free_pages(). The poisoned
* pages are verified whether the patterns are not corrupted and clear
* the flag before alloc_pages().
*/
enum page_debug_flags {
PAGE_DEBUG_FLAG_POISON, /* Page is poisoned */
};
/*
* Ensure that CONFIG_WANT_PAGE_DEBUG_FLAGS reliably
* gets turned off when no debug features are enabling it!
*/
#ifdef CONFIG_WANT_PAGE_DEBUG_FLAGS
#if !defined(CONFIG_PAGE_POISONING) \
/* && !defined(CONFIG_PAGE_DEBUG_SOMETHING_ELSE) && ... */
#error WANT_PAGE_DEBUG_FLAGS is turned on with no debug features!
#endif
#endif /* CONFIG_WANT_PAGE_DEBUG_FLAGS */
#endif /* LINUX_PAGE_DEBUG_FLAGS_H */