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| author | Tejun Heo <tj@kernel.org> | 2009-02-20 16:29:08 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2009-02-20 16:29:08 +0900 |
| commit | fbf59bc9d74d1fb30b8e0630743aff2806eafcea (patch) | |
| tree | 3f0a7b7cf809a25e27b7a5ba0b16321fdb901801 /mm/Makefile | |
| parent | 8fc48985006da4ceba24508db64ec77fc0dfe3bb (diff) | |
| download | lwn-fbf59bc9d74d1fb30b8e0630743aff2806eafcea.tar.gz lwn-fbf59bc9d74d1fb30b8e0630743aff2806eafcea.zip | |
percpu: implement new dynamic percpu allocator
Impact: new scalable dynamic percpu allocator which allows dynamic
percpu areas to be accessed the same way as static ones
Implement scalable dynamic percpu allocator which can be used for both
static and dynamic percpu areas. This will allow static and dynamic
areas to share faster direct access methods. This feature is optional
and enabled only when CONFIG_HAVE_DYNAMIC_PER_CPU_AREA is defined by
arch. Please read comment on top of mm/percpu.c for details.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/Makefile')
| -rw-r--r-- | mm/Makefile | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/Makefile b/mm/Makefile index 72255be57f89..818569b68f46 100644 --- a/mm/Makefile +++ b/mm/Makefile @@ -30,6 +30,10 @@ obj-$(CONFIG_FAILSLAB) += failslab.o obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o obj-$(CONFIG_FS_XIP) += filemap_xip.o obj-$(CONFIG_MIGRATION) += migrate.o +ifdef CONFIG_HAVE_DYNAMIC_PER_CPU_AREA +obj-$(CONFIG_SMP) += percpu.o +else obj-$(CONFIG_SMP) += allocpercpu.o +endif obj-$(CONFIG_QUICKLIST) += quicklist.o obj-$(CONFIG_CGROUP_MEM_RES_CTLR) += memcontrol.o page_cgroup.o |