Commit-ID: d9817ebeeef16e01487549312c68540ca8f1561b Gitweb: http://git.kernel.org/tip/d9817ebeeef16e01487549312c68540ca8f1561b Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx> AuthorDate: Mon, 27 Sep 2010 12:45:59 +0000 Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx> CommitDate: Mon, 4 Oct 2010 11:01:05 +0200 genirq: Provide Kconfig The generic irq Kconfig options are copied around all archs. Provide a generic Kconfig file which can be included. Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> LKML-Reference: <20100927121843.217333624@xxxxxxxxxxxxx> Reviewed-by: H. Peter Anvin <hpa@xxxxxxxxx> Reviewed-by: Ingo Molnar <mingo@xxxxxxx> --- init/Kconfig | 2 + kernel/irq/Kconfig | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 56 insertions(+), 0 deletions(-) diff --git a/init/Kconfig b/init/Kconfig index 2de5b1c..1df1a87 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -332,6 +332,8 @@ config AUDIT_TREE depends on AUDITSYSCALL select FSNOTIFY +source "kernel/irq/Kconfig" + menu "RCU Subsystem" choice diff --git a/kernel/irq/Kconfig b/kernel/irq/Kconfig new file mode 100644 index 0000000..e0fc6cd --- /dev/null +++ b/kernel/irq/Kconfig @@ -0,0 +1,54 @@ +config HAVE_GENERIC_HARDIRQS + def_bool n + +if HAVE_GENERIC_HARDIRQS +menu "IRQ subsystem" +# +# Interrupt subsystem related configuration options +# +config GENERIC_HARDIRQS + def_bool y + +config GENERIC_HARDIRQS_NO__DO_IRQ + def_bool y + +# Options selectable by the architecture code +config HAVE_SPARSE_IRQ + def_bool n + +config GENERIC_IRQ_PROBE + def_bool n + +config GENERIC_PENDING_IRQ + def_bool n + +if SPARSE_IRQ && NUMA +config NUMA_IRQ_DESC + def_bool n +endif + +config AUTO_IRQ_AFFINITY + def_bool n + +config IRQ_PER_CPU + def_bool n + +config HARDIRQS_SW_RESEND + def_bool n + +config SPARSE_IRQ + bool "Support sparse irq numbering" + depends on HAVE_SPARSE_IRQ + ---help--- + + Sparse irq numbering is useful for distro kernels that want + to define a high CONFIG_NR_CPUS value but still want to have + low kernel memory footprint on smaller machines. + + ( Sparse irqs can also be beneficial on NUMA boxes, as they spread + out the interrupt descriptors in a more NUMA-friendly way. ) + + If you don't know what to do here, say N. + +endmenu +endif -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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