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| author | David Woodhouse <dwmw2@infradead.org> | 2007-08-23 10:43:14 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2007-08-23 10:43:14 +0100 |
| commit | ac0c955d5048c2c580fa7166a89133f0fd76c125 (patch) | |
| tree | 041ac4fb544c7244a1a0b35c8ceabc142d5645c1 /mm/page_alloc.c | |
| parent | 68d09b1b6780415d82160f6b6d88e82bd724e691 (diff) | |
| parent | b377fd3982ad957c796758a90e2988401a884241 (diff) | |
| download | kernel-crypto-ac0c955d5048c2c580fa7166a89133f0fd76c125.tar.gz kernel-crypto-ac0c955d5048c2c580fa7166a89133f0fd76c125.tar.xz kernel-crypto-ac0c955d5048c2c580fa7166a89133f0fd76c125.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'mm/page_alloc.c')
| -rw-r--r-- | mm/page_alloc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 3da85b81dab..6427653023a 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -1157,6 +1157,7 @@ get_page_from_freelist(gfp_t gfp_mask, unsigned int order, nodemask_t *allowednodes = NULL;/* zonelist_cache approximation */ int zlc_active = 0; /* set if using zonelist_cache */ int did_zlc_setup = 0; /* just call zlc_setup() one time */ + enum zone_type highest_zoneidx = -1; /* Gets set for policy zonelists */ zonelist_scan: /* @@ -1166,6 +1167,18 @@ zonelist_scan: z = zonelist->zones; do { + /* + * In NUMA, this could be a policy zonelist which contains + * zones that may not be allowed by the current gfp_mask. + * Check the zone is allowed by the current flags + */ + if (unlikely(alloc_should_filter_zonelist(zonelist))) { + if (highest_zoneidx == -1) + highest_zoneidx = gfp_zone(gfp_mask); + if (zone_idx(*z) > highest_zoneidx) + continue; + } + if (NUMA_BUILD && zlc_active && !zlc_zone_worth_trying(zonelist, z, allowednodes)) continue; |