diff options
Diffstat (limited to 'include/linux/mm_types.h')
-rw-r--r-- | include/linux/mm_types.h | 39 |
1 files changed, 33 insertions, 6 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 774b8952deb4..3e01a19a91e8 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -79,9 +79,21 @@ struct page { }; /* Third double word block */ - struct list_head lru; /* Pageout list, eg. active_list + union { + struct list_head lru; /* Pageout list, eg. active_list * protected by zone->lru_lock ! */ + struct { /* slub per cpu partial pages */ + struct page *next; /* Next partial slab */ +#ifdef CONFIG_64BIT + int pages; /* Nr of partial slabs left */ + int pobjects; /* Approximate # of objects */ +#else + short int pages; + short int pobjects; +#endif + }; + }; /* Remainder is not double word aligned */ union { @@ -135,6 +147,17 @@ struct page { #endif ; +struct page_frag { + struct page *page; +#if (BITS_PER_LONG > 32) || (PAGE_SIZE >= 65536) + __u32 offset; + __u32 size; +#else + __u16 offset; + __u16 size; +#endif +}; + typedef unsigned long __nocast vm_flags_t; /* @@ -281,8 +304,15 @@ struct mm_struct { unsigned long hiwater_rss; /* High-watermark of RSS usage */ unsigned long hiwater_vm; /* High-water virtual memory usage */ - unsigned long total_vm, locked_vm, shared_vm, exec_vm; - unsigned long stack_vm, reserved_vm, def_flags, nr_ptes; + unsigned long total_vm; /* Total pages mapped */ + unsigned long locked_vm; /* Pages that have PG_mlocked set */ + unsigned long pinned_vm; /* Refcount permanently increased */ + unsigned long shared_vm; /* Shared pages (files) */ + unsigned long exec_vm; /* VM_EXEC & ~VM_WRITE */ + unsigned long stack_vm; /* VM_GROWSUP/DOWN */ + unsigned long reserved_vm; /* VM_RESERVED|VM_IO pages */ + unsigned long def_flags; + unsigned long nr_ptes; /* Page table pages */ unsigned long start_code, end_code, start_data, end_data; unsigned long start_brk, brk, start_stack; unsigned long arg_start, arg_end, env_start, env_end; @@ -313,9 +343,6 @@ struct mm_struct { unsigned int token_priority; unsigned int last_interval; - /* How many tasks sharing this mm are OOM_DISABLE */ - atomic_t oom_disable_count; - unsigned long flags; /* Must use atomic bitops to access the bits */ struct core_state *core_state; /* coredumping support */ |