diff options
Diffstat (limited to 'mm/mempolicy.c')
| -rw-r--r-- | mm/mempolicy.c | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 45c51ac63443..96714e2646ad 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c | |||
| @@ -961,54 +961,6 @@ void __mpol_free(struct mempolicy *p) | |||
| 961 | } | 961 | } |
| 962 | 962 | ||
| 963 | /* | 963 | /* |
| 964 | * Hugetlb policy. Same as above, just works with node numbers instead of | ||
| 965 | * zonelists. | ||
| 966 | */ | ||
| 967 | |||
| 968 | /* Find first node suitable for an allocation */ | ||
| 969 | int mpol_first_node(struct vm_area_struct *vma, unsigned long addr) | ||
| 970 | { | ||
| 971 | struct mempolicy *pol = get_vma_policy(current, vma, addr); | ||
| 972 | |||
| 973 | switch (pol->policy) { | ||
| 974 | case MPOL_DEFAULT: | ||
| 975 | return numa_node_id(); | ||
| 976 | case MPOL_BIND: | ||
| 977 | return pol->v.zonelist->zones[0]->zone_pgdat->node_id; | ||
| 978 | case MPOL_INTERLEAVE: | ||
| 979 | return interleave_nodes(pol); | ||
| 980 | case MPOL_PREFERRED: | ||
| 981 | return pol->v.preferred_node >= 0 ? | ||
| 982 | pol->v.preferred_node : numa_node_id(); | ||
| 983 | } | ||
| 984 | BUG(); | ||
| 985 | return 0; | ||
| 986 | } | ||
| 987 | |||
| 988 | /* Find secondary valid nodes for an allocation */ | ||
| 989 | int mpol_node_valid(int nid, struct vm_area_struct *vma, unsigned long addr) | ||
| 990 | { | ||
| 991 | struct mempolicy *pol = get_vma_policy(current, vma, addr); | ||
| 992 | |||
| 993 | switch (pol->policy) { | ||
| 994 | case MPOL_PREFERRED: | ||
| 995 | case MPOL_DEFAULT: | ||
| 996 | case MPOL_INTERLEAVE: | ||
| 997 | return 1; | ||
| 998 | case MPOL_BIND: { | ||
| 999 | struct zone **z; | ||
| 1000 | for (z = pol->v.zonelist->zones; *z; z++) | ||
| 1001 | if ((*z)->zone_pgdat->node_id == nid) | ||
| 1002 | return 1; | ||
| 1003 | return 0; | ||
| 1004 | } | ||
| 1005 | default: | ||
| 1006 | BUG(); | ||
| 1007 | return 0; | ||
| 1008 | } | ||
| 1009 | } | ||
| 1010 | |||
| 1011 | /* | ||
| 1012 | * Shared memory backing store policy support. | 964 | * Shared memory backing store policy support. |
| 1013 | * | 965 | * |
| 1014 | * Remember policies even when nobody has shared memory mapped. | 966 | * Remember policies even when nobody has shared memory mapped. |
