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| author | Tejun Heo <tj@kernel.org> | 2009-09-15 09:57:19 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2009-09-15 09:57:19 +0900 |
| commit | 5579fd7e6aed8860ea0c8e3f11897493153b10ad (patch) | |
| tree | 8f797ccd0f1a2c88f1605ae9e90b3ac17485de27 /lib/Kconfig.debug | |
| parent | 04a13c7c632e1fe04a5f6e6c83565d2559e37598 (diff) | |
| parent | c2a7e818019f20a5cf7fb26a6eb59e212e6c0cd8 (diff) | |
| download | op-kernel-dev-5579fd7e6aed8860ea0c8e3f11897493153b10ad.zip op-kernel-dev-5579fd7e6aed8860ea0c8e3f11897493153b10ad.tar.gz | |
Merge branch 'for-next' into for-linus
* pcpu_chunk_page_occupied() doesn't exist in for-next.
* pcpu_chunk_addr_search() updated to use raw_smp_processor_id().
Conflicts:
mm/percpu.c
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 12327b2..43173c4 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -790,6 +790,21 @@ config DEBUG_BLOCK_EXT_DEVT Say N if you are unsure. +config DEBUG_FORCE_WEAK_PER_CPU + bool "Force weak per-cpu definitions" + depends on DEBUG_KERNEL + help + s390 and alpha require percpu variables in modules to be + defined weak to work around addressing range issue which + puts the following two restrictions on percpu variable + definitions. + + 1. percpu symbols must be unique whether static or not + 2. percpu variables can't be defined inside a function + + To ensure that generic code follows the above rules, this + option forces all percpu variables to be defined as weak. + config LKDTM tristate "Linux Kernel Dump Test Tool Module" depends on DEBUG_KERNEL |
