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authorTejun Heo <tj@kernel.org>2009-07-21 21:18:35 +0900
committerTejun Heo <tj@kernel.org>2009-10-02 13:29:29 +0900
commit23fb064bb96f001ecb8682129f7ee1bc1ca691bc (patch)
treeae9173b25aa69cda1b974c630334ffb61cee7ebe /include/linux/percpu.h
parent52594762a39dfb6338c9d0906ca21dd9ae9453be (diff)
downloadop-kernel-dev-23fb064bb96f001ecb8682129f7ee1bc1ca691bc.zip
op-kernel-dev-23fb064bb96f001ecb8682129f7ee1bc1ca691bc.tar.gz
percpu: kill legacy percpu allocator
With ia64 converted, there's no arch left which still uses legacy percpu allocator. Kill it. Signed-off-by: Tejun Heo <tj@kernel.org> Delightedly-acked-by: Rusty Russell <rusty@rustcorp.com.au> Cc: Ingo Molnar <mingo@redhat.com> Cc: Christoph Lameter <cl@linux-foundation.org>
Diffstat (limited to 'include/linux/percpu.h')
-rw-r--r--include/linux/percpu.h24
1 files changed, 0 insertions, 24 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 878836c..5baf5b8 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -34,8 +34,6 @@
#ifdef CONFIG_SMP
-#ifndef CONFIG_HAVE_LEGACY_PER_CPU_AREA
-
/* minimum unit size, also is the maximum supported allocation size */
#define PCPU_MIN_UNIT_SIZE PFN_ALIGN(64 << 10)
@@ -130,28 +128,6 @@ extern int __init pcpu_page_first_chunk(size_t reserved_size,
#define per_cpu_ptr(ptr, cpu) SHIFT_PERCPU_PTR((ptr), per_cpu_offset((cpu)))
extern void *__alloc_reserved_percpu(size_t size, size_t align);
-
-#else /* CONFIG_HAVE_LEGACY_PER_CPU_AREA */
-
-struct percpu_data {
- void *ptrs[1];
-};
-
-/* pointer disguising messes up the kmemleak objects tracking */
-#ifndef CONFIG_DEBUG_KMEMLEAK
-#define __percpu_disguise(pdata) (struct percpu_data *)~(unsigned long)(pdata)
-#else
-#define __percpu_disguise(pdata) (struct percpu_data *)(pdata)
-#endif
-
-#define per_cpu_ptr(ptr, cpu) \
-({ \
- struct percpu_data *__p = __percpu_disguise(ptr); \
- (__typeof__(ptr))__p->ptrs[(cpu)]; \
-})
-
-#endif /* CONFIG_HAVE_LEGACY_PER_CPU_AREA */
-
extern void *__alloc_percpu(size_t size, size_t align);
extern void free_percpu(void *__pdata);
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