diff options
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/blkdev.h | 6 | ||||
-rw-r--r-- | include/linux/fcntl.h | 7 | ||||
-rw-r--r-- | include/linux/fs.h | 7 | ||||
-rw-r--r-- | include/linux/if_ether.h | 1 | ||||
-rw-r--r-- | include/linux/mempolicy.h | 1 | ||||
-rw-r--r-- | include/linux/mm_inline.h | 21 | ||||
-rw-r--r-- | include/linux/mmzone.h | 12 | ||||
-rw-r--r-- | include/linux/namei.h | 7 | ||||
-rw-r--r-- | include/linux/netfilter/x_tables.h | 16 | ||||
-rw-r--r-- | include/linux/nfsd/nfsd.h | 2 | ||||
-rw-r--r-- | include/linux/nfsd/xdr4.h | 5 | ||||
-rw-r--r-- | include/linux/pci_ids.h | 1 | ||||
-rw-r--r-- | include/linux/poll.h | 6 | ||||
-rw-r--r-- | include/linux/sched.h | 1 | ||||
-rw-r--r-- | include/linux/serial_8250.h | 2 | ||||
-rw-r--r-- | include/linux/serial_core.h | 72 | ||||
-rw-r--r-- | include/linux/sunrpc/svc.h | 1 | ||||
-rw-r--r-- | include/linux/swap.h | 12 | ||||
-rw-r--r-- | include/linux/syscalls.h | 19 | ||||
-rw-r--r-- | include/linux/sysctl.h | 1 | ||||
-rw-r--r-- | include/linux/time.h | 2 | ||||
-rw-r--r-- | include/linux/tipc_config.h | 7 | ||||
-rw-r--r-- | include/linux/topology.h | 8 |
23 files changed, 137 insertions, 80 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 02a585f..860e7a4 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -392,8 +392,8 @@ struct request_queue unsigned int nr_congestion_off; unsigned int nr_batching; - unsigned short max_sectors; - unsigned short max_hw_sectors; + unsigned int max_sectors; + unsigned int max_hw_sectors; unsigned short max_phys_segments; unsigned short max_hw_segments; unsigned short hardsect_size; @@ -697,7 +697,7 @@ extern request_queue_t *blk_init_queue(request_fn_proc *, spinlock_t *); extern void blk_cleanup_queue(request_queue_t *); extern void blk_queue_make_request(request_queue_t *, make_request_fn *); extern void blk_queue_bounce_limit(request_queue_t *, u64); -extern void blk_queue_max_sectors(request_queue_t *, unsigned short); +extern void blk_queue_max_sectors(request_queue_t *, unsigned int); extern void blk_queue_max_phys_segments(request_queue_t *, unsigned short); extern void blk_queue_max_hw_segments(request_queue_t *, unsigned short); extern void blk_queue_max_segment_size(request_queue_t *, unsigned int); diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h index 8a7c821..c52a637 100644 --- a/include/linux/fcntl.h +++ b/include/linux/fcntl.h @@ -23,6 +23,13 @@ #define DN_ATTRIB 0x00000020 /* File changed attibutes */ #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */ +#define AT_FDCWD -100 /* Special value used to indicate + openat should use the current + working directory. */ +#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */ +#define AT_REMOVEDIR 0x200 /* Remove directory instead of + unlinking file. */ + #ifdef __KERNEL__ #ifndef force_o_largefile diff --git a/include/linux/fs.h b/include/linux/fs.h index b77f260..84bb449 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -1340,7 +1340,8 @@ static inline int break_lease(struct inode *inode, unsigned int mode) extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs, struct file *filp); -extern long do_sys_open(const char __user *filename, int flags, int mode); +extern long do_sys_open(int fdf, const char __user *filename, int flags, + int mode); extern struct file *filp_open(const char *, int, int); extern struct file * dentry_open(struct dentry *, struct vfsmount *, int); extern int filp_close(struct file *, fl_owner_t id); @@ -1479,7 +1480,7 @@ static inline void allow_write_access(struct file *file) } extern int do_pipe(int *); -extern int open_namei(const char *, int, int, struct nameidata *); +extern int open_namei(int dfd, const char *, int, int, struct nameidata *); extern int may_open(struct nameidata *, int, int); extern int kernel_read(struct file *, unsigned long, char *, unsigned long); @@ -1677,6 +1678,8 @@ extern int vfs_readdir(struct file *, filldir_t, void *); extern int vfs_stat(char __user *, struct kstat *); extern int vfs_lstat(char __user *, struct kstat *); +extern int vfs_stat_fd(int dfd, char __user *, struct kstat *); +extern int vfs_lstat_fd(int dfd, char __user *, struct kstat *); extern int vfs_fstat(unsigned int, struct kstat *); extern int vfs_ioctl(struct file *, unsigned int, unsigned int, unsigned long); diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index fe26d43..7a92c1c 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -72,6 +72,7 @@ * over Ethernet */ #define ETH_P_AOE 0x88A2 /* ATA over Ethernet */ +#define ETH_P_TIPC 0x88CA /* TIPC */ /* * Non DIX types. Won't clash for 1500 types. diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index d6a53ed..bbd2221 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -159,6 +159,7 @@ extern void mpol_rebind_mm(struct mm_struct *mm, nodemask_t *new); extern struct mempolicy default_policy; extern struct zonelist *huge_zonelist(struct vm_area_struct *vma, unsigned long addr); +extern unsigned slab_node(struct mempolicy *policy); extern int policy_zone; diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 49cc68a..8ac854f 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -39,24 +39,3 @@ del_page_from_lru(struct zone *zone, struct page *page) } } -/* - * Isolate one page from the LRU lists. - * - * - zone->lru_lock must be held - */ -static inline int __isolate_lru_page(struct page *page) -{ - if (unlikely(!TestClearPageLRU(page))) - return 0; - - if (get_page_testone(page)) { - /* - * It is being freed elsewhere - */ - __put_page(page); - SetPageLRU(page); - return -ENOENT; - } - - return 1; -} diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 34cbefd..93a849f 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -149,15 +149,17 @@ struct zone { unsigned long pages_scanned; /* since last reclaim */ int all_unreclaimable; /* All pages pinned */ - /* - * Does the allocator try to reclaim pages from the zone as soon - * as it fails a watermark_ok() in __alloc_pages? - */ - int reclaim_pages; /* A count of how many reclaimers are scanning this zone */ atomic_t reclaim_in_progress; /* + * timestamp (in jiffies) of the last zone reclaim that did not + * result in freeing of pages. This is used to avoid repeated scans + * if all memory in the zone is in use. + */ + unsigned long last_unsuccessful_zone_reclaim; + + /* * prev_priority holds the scanning priority for this zone. It is * defined as the scanning priority at which we achieved our reclaim * target at the previous try_to_free_pages() or balance_pgdat() diff --git a/include/linux/namei.h b/include/linux/namei.h index b699e42..e669801 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -56,10 +56,11 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; #define LOOKUP_ACCESS (0x0400) extern int FASTCALL(__user_walk(const char __user *, unsigned, struct nameidata *)); +extern int FASTCALL(__user_walk_fd(int dfd, const char __user *, unsigned, struct nameidata *)); #define user_path_walk(name,nd) \ - __user_walk(name, LOOKUP_FOLLOW, nd) + __user_walk_fd(AT_FDCWD, name, LOOKUP_FOLLOW, nd) #define user_path_walk_link(name,nd) \ - __user_walk(name, 0, nd) + __user_walk_fd(AT_FDCWD, name, 0, nd) extern int FASTCALL(path_lookup(const char *, unsigned, struct nameidata *)); extern int FASTCALL(path_walk(const char *, struct nameidata *)); extern int FASTCALL(link_path_walk(const char *, struct nameidata *)); @@ -67,7 +68,7 @@ extern void path_release(struct nameidata *); extern void path_release_on_umount(struct nameidata *); extern int __user_path_lookup_open(const char __user *, unsigned lookup_flags, struct nameidata *nd, int open_flags); -extern int path_lookup_open(const char *, unsigned lookup_flags, struct nameidata *, int open_flags); +extern int path_lookup_open(int dfd, const char *name, unsigned lookup_flags, struct nameidata *, int open_flags); extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry *dentry, int (*open)(struct inode *, struct file *)); extern struct file *nameidata_to_filp(struct nameidata *nd, int flags); diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 472f048..6500d4e 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -19,7 +19,21 @@ struct xt_get_revision /* For standard target */ #define XT_RETURN (-NF_REPEAT - 1) -#define XT_ALIGN(s) (((s) + (__alignof__(void *)-1)) & ~(__alignof__(void *)-1)) +/* this is a dummy structure to find out the alignment requirement for a struct + * containing all the fundamental data types that are used in ipt_entry, + * ip6t_entry and arpt_entry. This sucks, and it is a hack. It will be my + * personal pleasure to remove it -HW + */ +struct _xt_align +{ + u_int8_t u8; + u_int16_t u16; + u_int32_t u32; + u_int64_t u64; +}; + +#define XT_ALIGN(s) (((s) + (__alignof__(struct _xt_align)-1)) \ + & ~(__alignof__(struct _xt_align)-1)) /* Standard return verdict, or do jump. */ #define XT_STANDARD_TARGET "" diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h index 51c231a..ec7c2e8 100644 --- a/include/linux/nfsd/nfsd.h +++ b/include/linux/nfsd/nfsd.h @@ -124,7 +124,7 @@ int nfsd_statfs(struct svc_rqst *, struct svc_fh *, int nfsd_notify_change(struct inode *, struct iattr *); int nfsd_permission(struct svc_export *, struct dentry *, int); -void nfsd_sync_dir(struct dentry *dp); +int nfsd_sync_dir(struct dentry *dp); #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL) #ifdef CONFIG_NFSD_V2_ACL diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h index 8903688..77adba7 100644 --- a/include/linux/nfsd/xdr4.h +++ b/include/linux/nfsd/xdr4.h @@ -145,8 +145,9 @@ struct nfsd4_lock { } ok; struct nfsd4_lock_denied denied; } u; - - struct nfs4_stateowner *lk_stateowner; + /* The lk_replay_owner is the open owner in the open_to_lock_owner + * case and the lock owner otherwise: */ + struct nfs4_stateowner *lk_replay_owner; }; #define lk_new_open_seqid v.new.open_seqid #define lk_new_open_stateid v.new.open_stateid diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 5403257..ecc1fc1 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1992,6 +1992,7 @@ #define PCI_VENDOR_ID_DCI 0x6666 #define PCI_DEVICE_ID_DCI_PCCOM4 0x0001 #define PCI_DEVICE_ID_DCI_PCCOM8 0x0002 +#define PCI_DEVICE_ID_DCI_PCCOM2 0x0004 #define PCI_VENDOR_ID_INTEL 0x8086 #define PCI_DEVICE_ID_INTEL_EESSC 0x0008 diff --git a/include/linux/poll.h b/include/linux/poll.h index f6da702..8e8f609 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -92,7 +92,11 @@ void zero_fd_set(unsigned long nr, unsigned long *fdset) memset(fdset, 0, FDS_BYTES(nr)); } -extern int do_select(int n, fd_set_bits *fds, long *timeout); +#define MAX_INT64_SECONDS (((s64)(~((u64)0)>>1)/HZ)-1) + +extern int do_select(int n, fd_set_bits *fds, s64 *timeout); +extern int do_sys_poll(struct pollfd __user * ufds, unsigned int nfds, + s64 *timeout); #endif /* KERNEL */ diff --git a/include/linux/sched.h b/include/linux/sched.h index 2df1a1a..0cfcd1c 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -809,6 +809,7 @@ struct task_struct { struct sighand_struct *sighand; sigset_t blocked, real_blocked; + sigset_t saved_sigmask; /* To be restored with TIF_RESTORE_SIGMASK */ struct sigpending pending; unsigned long sas_ss_sp; diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index cee302a..73b464f 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -26,7 +26,7 @@ struct plat_serial8250_port { unsigned char regshift; /* register shift */ unsigned char iotype; /* UPIO_* */ unsigned char hub6; - unsigned int flags; /* UPF_* flags */ + upf_t flags; /* UPF_* flags */ }; /* diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index ec35100..4041122 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -203,6 +203,8 @@ struct uart_icount { __u32 buf_overrun; }; +typedef unsigned int __bitwise__ upf_t; + struct uart_port { spinlock_t lock; /* port lock */ unsigned int iobase; /* in/out[bwl] */ @@ -230,36 +232,34 @@ struct uart_port { unsigned long sysrq; /* sysrq timeout */ #endif - unsigned int flags; - -#define UPF_FOURPORT (1 << 1) -#define UPF_SAK (1 << 2) -#define UPF_SPD_MASK (0x1030) -#define UPF_SPD_HI (0x0010) -#define UPF_SPD_VHI (0x0020) -#define UPF_SPD_CUST (0x0030) -#define UPF_SPD_SHI (0x1000) -#define UPF_SPD_WARP (0x1010) -#define UPF_SKIP_TEST (1 << 6) -#define UPF_AUTO_IRQ (1 << 7) -#define UPF_HARDPPS_CD (1 << 11) -#define UPF_LOW_LATENCY (1 << 13) -#define UPF_BUGGY_UART (1 << 14) -#define UPF_AUTOPROBE (1 << 15) -#define UPF_MAGIC_MULTIPLIER (1 << 16) -#define UPF_BOOT_ONLYMCA (1 << 22) -#define UPF_CONS_FLOW (1 << 23) -#define UPF_SHARE_IRQ (1 << 24) -#define UPF_BOOT_AUTOCONF (1 << 28) -#define UPF_IOREMAP (1 << 31) - -#define UPF_CHANGE_MASK (0x17fff) -#define UPF_USR_MASK (UPF_SPD_MASK|UPF_LOW_LATENCY) + upf_t flags; + +#define UPF_FOURPORT ((__force upf_t) (1 << 1)) +#define UPF_SAK ((__force upf_t) (1 << 2)) +#define UPF_SPD_MASK ((__force upf_t) (0x1030)) +#define UPF_SPD_HI ((__force upf_t) (0x0010)) +#define UPF_SPD_VHI ((__force upf_t) (0x0020)) +#define UPF_SPD_CUST ((__force upf_t) (0x0030)) +#define UPF_SPD_SHI ((__force upf_t) (0x1000)) +#define UPF_SPD_WARP ((__force upf_t) (0x1010)) +#define UPF_SKIP_TEST ((__force upf_t) (1 << 6)) +#define UPF_AUTO_IRQ ((__force upf_t) (1 << 7)) +#define UPF_HARDPPS_CD ((__force upf_t) (1 << 11)) +#define UPF_LOW_LATENCY ((__force upf_t) (1 << 13)) +#define UPF_BUGGY_UART ((__force upf_t) (1 << 14)) +#define UPF_MAGIC_MULTIPLIER ((__force upf_t) (1 << 16)) +#define UPF_CONS_FLOW ((__force upf_t) (1 << 23)) +#define UPF_SHARE_IRQ ((__force upf_t) (1 << 24)) +#define UPF_BOOT_AUTOCONF ((__force upf_t) (1 << 28)) +#define UPF_IOREMAP ((__force upf_t) (1 << 31)) + +#define UPF_CHANGE_MASK ((__force upf_t) (0x17fff)) +#define UPF_USR_MASK ((__force upf_t) (UPF_SPD_MASK|UPF_LOW_LATENCY)) unsigned int mctrl; /* current modem ctrl settings */ unsigned int timeout; /* character-based timeout */ unsigned int type; /* port type */ - struct uart_ops *ops; + const struct uart_ops *ops; unsigned int custom_divisor; unsigned int line; /* port index */ unsigned long mapbase; /* for ioremap */ @@ -289,6 +289,9 @@ struct uart_state { }; #define UART_XMIT_SIZE PAGE_SIZE + +typedef unsigned int __bitwise__ uif_t; + /* * This is the state information which is only valid when the port * is open; it may be freed by the core driver once the device has @@ -298,17 +301,16 @@ struct uart_state { struct uart_info { struct tty_struct *tty; struct circ_buf xmit; - unsigned int flags; + uif_t flags; /* - * These are the flags that specific to info->flags, and reflect our - * internal state. They can not be accessed via port->flags. Low - * level drivers must not change these, but may query them instead. + * Definitions for info->flags. These are _private_ to serial_core, and + * are specific to this structure. They may be queried by low level drivers. */ -#define UIF_CHECK_CD (1 << 25) -#define UIF_CTS_FLOW (1 << 26) -#define UIF_NORMAL_ACTIVE (1 << 29) -#define UIF_INITIALIZED (1 << 31) +#define UIF_CHECK_CD ((__force uif_t) (1 << 25)) +#define UIF_CTS_FLOW ((__force uif_t) (1 << 26)) +#define UIF_NORMAL_ACTIVE ((__force uif_t) (1 << 29)) +#define UIF_INITIALIZED ((__force uif_t) (1 << 31)) int blocked_open; @@ -430,7 +432,7 @@ static inline int uart_handle_break(struct uart_port *port) port->sysrq = 0; } #endif - if (info->flags & UPF_SAK) + if (port->flags & UPF_SAK) do_SAK(info->tty); return 0; } diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index e4086ec..50cab2a 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -246,6 +246,7 @@ struct svc_deferred_req { u32 prot; /* protocol (UDP or TCP) */ struct sockaddr_in addr; struct svc_sock *svsk; /* where reply must go */ + u32 daddr; /* where reply must come from */ struct cache_deferred_req handle; int argslen; u32 args[0]; diff --git a/include/linux/swap.h b/include/linux/swap.h index e92054d..4a99e4a 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -167,6 +167,7 @@ extern void FASTCALL(lru_cache_add_active(struct page *)); extern void FASTCALL(activate_page(struct page *)); extern void FASTCALL(mark_page_accessed(struct page *)); extern void lru_add_drain(void); +extern int lru_add_drain_all(void); extern int rotate_reclaimable_page(struct page *page); extern void swap_setup(void); @@ -175,6 +176,17 @@ extern int try_to_free_pages(struct zone **, gfp_t); extern int shrink_all_memory(int); extern int vm_swappiness; +#ifdef CONFIG_NUMA +extern int zone_reclaim_mode; +extern int zone_reclaim(struct zone *, gfp_t, unsigned int); +#else +#define zone_reclaim_mode 0 +static inline int zone_reclaim(struct zone *z, gfp_t mask, unsigned int order) +{ + return 0; +} +#endif + #ifdef CONFIG_MIGRATION extern int isolate_lru_page(struct page *p); extern int putback_lru_pages(struct list_head *l); diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 3eed473..e666d60 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -510,9 +510,24 @@ asmlinkage long sys_keyctl(int cmd, unsigned long arg2, unsigned long arg3, asmlinkage long sys_ioprio_set(int which, int who, int ioprio); asmlinkage long sys_ioprio_get(int which, int who); asmlinkage long sys_set_mempolicy(int mode, unsigned long __user *nmask, - unsigned long maxnode); + unsigned long maxnode); asmlinkage long sys_migrate_pages(pid_t pid, unsigned long maxnode, - const unsigned long __user *from, const unsigned long __user *to); + const unsigned long __user *from, + const unsigned long __user *to); +asmlinkage long sys_mbind(unsigned long start, unsigned long len, + unsigned long mode, + unsigned long __user *nmask, + unsigned long maxnode, + unsigned flags); +asmlinkage long sys_get_mempolicy(int __user *policy, + unsigned long __user *nmask, + unsigned long maxnode, + unsigned long addr, unsigned long flags); + +asmlinkage long sys_inotify_init(void); +asmlinkage long sys_inotify_add_watch(int fd, const char __user *path, + u32 mask); +asmlinkage long sys_inotify_rm_watch(int fd, u32 wd); asmlinkage long sys_spu_run(int fd, __u32 __user *unpc, __u32 __user *ustatus); diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 7f47212..8352a7c 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -182,6 +182,7 @@ enum VM_SWAP_TOKEN_TIMEOUT=28, /* default time for token time out */ VM_DROP_PAGECACHE=29, /* int: nuke lots of pagecache */ VM_PERCPU_PAGELIST_FRACTION=30,/* int: fraction of pages in each percpu_pagelist */ + VM_ZONE_RECLAIM_MODE=31,/* reclaim local zone memory before going off node */ }; diff --git a/include/linux/time.h b/include/linux/time.h index f2aca7e..614dd84 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -74,7 +74,7 @@ extern void do_gettimeofday(struct timeval *tv); extern int do_settimeofday(struct timespec *tv); extern int do_sys_settimeofday(struct timespec *tv, struct timezone *tz); #define do_posix_clock_monotonic_gettime(ts) ktime_get_ts(ts) -extern long do_utimes(char __user *filename, struct timeval *times); +extern long do_utimes(int dfd, char __user *filename, struct timeval *times); struct itimerval; extern int do_setitimer(int which, struct itimerval *value, struct itimerval *ovalue); diff --git a/include/linux/tipc_config.h b/include/linux/tipc_config.h index a52c8c6..33a6539 100644 --- a/include/linux/tipc_config.h +++ b/include/linux/tipc_config.h @@ -168,10 +168,13 @@ #define TIPC_MAX_LINK_NAME 60 /* format = Z.C.N:interface-Z.C.N:interface */ /* - * Link priority limits (range from 0 to # priorities - 1) + * Link priority limits (min, default, max, media default) */ -#define TIPC_NUM_LINK_PRI 32 +#define TIPC_MIN_LINK_PRI 0 +#define TIPC_DEF_LINK_PRI 10 +#define TIPC_MAX_LINK_PRI 31 +#define TIPC_MEDIA_LINK_PRI (TIPC_MAX_LINK_PRI + 1) /* * Link tolerance limits (min, default, max), in ms diff --git a/include/linux/topology.h b/include/linux/topology.h index 315a516..e8eb004 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -56,6 +56,14 @@ #define REMOTE_DISTANCE 20 #define node_distance(from,to) ((from) == (to) ? LOCAL_DISTANCE : REMOTE_DISTANCE) #endif +#ifndef RECLAIM_DISTANCE +/* + * If the distance between nodes in a system is larger than RECLAIM_DISTANCE + * (in whatever arch specific measurement units returned by node_distance()) + * then switch on zone reclaim on boot. + */ +#define RECLAIM_DISTANCE 20 +#endif #ifndef PENALTY_FOR_NODE_WITH_CPUS #define PENALTY_FOR_NODE_WITH_CPUS (1) #endif |