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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 08:54:21 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 08:54:21 -0700
commit91151240ed8e97cc4457dae4094153c2744f1eb8 (patch)
tree201a449a659bcc31cf528f4630b8ec4c49b26f02 /include/linux/percpu-defs.h
parent211baf4ffc6e78a2299bb4215264ada313048ec5 (diff)
parentfe8e0c25cad28e8858ecfa5863333c70685a6811 (diff)
Merge branch 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86, 32-bit: Align percpu area and irq stacks to THREAD_SIZE x86: Move alloc_desk_mask variables inside ifdef x86-32: Align IRQ stacks properly x86: Remove CONFIG_4KSTACKS x86: Always use irq stacks Fixed up trivial conflicts in include/linux/{irq.h, percpu-defs.h}
Diffstat (limited to 'include/linux/percpu-defs.h')
-rw-r--r--include/linux/percpu-defs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h
index 27ef6b190ea6..018db9a62ffe 100644
--- a/include/linux/percpu-defs.h
+++ b/include/linux/percpu-defs.h
@@ -148,6 +148,18 @@
DEFINE_PER_CPU_SECTION(type, name, "..readmostly")
/*
+ * Declaration/definition used for large per-CPU variables that must be
+ * aligned to something larger than the pagesize.
+ */
+#define DECLARE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \
+ DECLARE_PER_CPU_SECTION(type, name, "..page_aligned") \
+ __aligned(size)
+
+#define DEFINE_PER_CPU_MULTIPAGE_ALIGNED(type, name, size) \
+ DEFINE_PER_CPU_SECTION(type, name, "..page_aligned") \
+ __aligned(size)
+
+/*
* Intermodule exports for per-CPU variables. sparse forgets about
* address space across EXPORT_SYMBOL(), change EXPORT_SYMBOL() to
* noop if __CHECKER__.