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| author |   Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
| commit | 7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch) | |
| tree | 0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /lib | |
| parent | IA64: fix swiotlb alloc_coherent for non DMA_64BIT_MASK devices, fix (diff) | |
| parent | Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc (diff) | |
| download | linux-dev-7df4edb07cf54a4868b9a750424c0d2aa68f8d66.tar.xz linux-dev-7df4edb07cf54a4868b9a750424c0d2aa68f8d66.zip | |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 24 | ||||
| -rw-r--r-- | lib/smp_processor_id.c | 2 |
2 files changed, 11 insertions, 15 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 4c9ae6085c75..1bcf9cd4baa0 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -570,6 +570,15 @@ config DEBUG_NOTIFIERS This is a relatively cheap check but if you care about maximum performance, say N. +# +# Select this config option from the architecture Kconfig, if it +# it is preferred to always offer frame pointers as a config +# option on the architecture (regardless of KERNEL_DEBUG): +# +config ARCH_WANT_FRAME_POINTERS + bool + help + config FRAME_POINTER bool "Compile the kernel with frame pointers" depends on DEBUG_KERNEL && \ @@ -633,19 +642,6 @@ config RCU_TORTURE_TEST_RUNNABLE config RCU_CPU_STALL_DETECTOR bool "Check for stalled CPUs delaying RCU grace periods" - depends on CLASSIC_RCU - default n - help - This option causes RCU to printk information on which - CPUs are delaying the current grace period, but only when - the grace period extends for excessive time periods. - - Say Y if you want RCU to perform such checks. - - Say N if you are unsure. - -config RCU_CPU_STALL_DETECTOR - bool "Check for stalled CPUs delaying RCU grace periods" depends on CLASSIC_RCU || TREE_RCU default n help @@ -842,7 +838,7 @@ config FIREWIRE_OHCI_REMOTE_DMA If unsure, say N. -menuconfig BUILD_DOCSRC +config BUILD_DOCSRC bool "Build targets in Documentation/ tree" depends on HEADERS_CHECK help diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c index 0f8fc22ed103..4689cb073da4 100644 --- a/lib/smp_processor_id.c +++ b/lib/smp_processor_id.c @@ -22,7 +22,7 @@ notrace unsigned int debug_smp_processor_id(void) * Kernel threads bound to a single CPU can safely use * smp_processor_id(): */ - if (cpus_equal(current->cpus_allowed, cpumask_of_cpu(this_cpu))) + if (cpumask_equal(¤t->cpus_allowed, cpumask_of(this_cpu))) goto out; /* |