diff options
| -rw-r--r-- | arch/powerpc/Kconfig | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index e0b185dd718a..7d69e9bf5e64 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig | |||
| @@ -36,20 +36,12 @@ config GENERIC_TIME_VSYSCALL | |||
| 36 | config GENERIC_CLOCKEVENTS | 36 | config GENERIC_CLOCKEVENTS |
| 37 | def_bool y | 37 | def_bool y |
| 38 | 38 | ||
| 39 | config GENERIC_HARDIRQS | ||
| 40 | bool | ||
| 41 | default y | ||
| 42 | |||
| 43 | config HAVE_SETUP_PER_CPU_AREA | 39 | config HAVE_SETUP_PER_CPU_AREA |
| 44 | def_bool PPC64 | 40 | def_bool PPC64 |
| 45 | 41 | ||
| 46 | config NEED_PER_CPU_EMBED_FIRST_CHUNK | 42 | config NEED_PER_CPU_EMBED_FIRST_CHUNK |
| 47 | def_bool PPC64 | 43 | def_bool PPC64 |
| 48 | 44 | ||
| 49 | config IRQ_PER_CPU | ||
| 50 | bool | ||
| 51 | default y | ||
| 52 | |||
| 53 | config NR_IRQS | 45 | config NR_IRQS |
| 54 | int "Number of virtual interrupt numbers" | 46 | int "Number of virtual interrupt numbers" |
| 55 | range 32 32768 | 47 | range 32 32768 |
| @@ -139,6 +131,9 @@ config PPC | |||
| 139 | select HAVE_PERF_EVENTS | 131 | select HAVE_PERF_EVENTS |
| 140 | select HAVE_REGS_AND_STACK_ACCESS_API | 132 | select HAVE_REGS_AND_STACK_ACCESS_API |
| 141 | select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64 | 133 | select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64 |
| 134 | select HAVE_GENERIC_HARDIRQS | ||
| 135 | select HAVE_SPARSE_IRQ | ||
| 136 | select IRQ_PER_CPU | ||
| 142 | 137 | ||
| 143 | config EARLY_PRINTK | 138 | config EARLY_PRINTK |
| 144 | bool | 139 | bool |
| @@ -388,19 +383,6 @@ config IRQ_ALL_CPUS | |||
| 388 | CPU. Generally saying Y is safe, although some problems have been | 383 | CPU. Generally saying Y is safe, although some problems have been |
| 389 | reported with SMP Power Macintoshes with this option enabled. | 384 | reported with SMP Power Macintoshes with this option enabled. |
| 390 | 385 | ||
| 391 | config SPARSE_IRQ | ||
| 392 | bool "Support sparse irq numbering" | ||
| 393 | default n | ||
| 394 | help | ||
| 395 | This enables support for sparse irqs. This is useful for distro | ||
| 396 | kernels that want to define a high CONFIG_NR_CPUS value but still | ||
| 397 | want to have low kernel memory footprint on smaller machines. | ||
| 398 | |||
| 399 | ( Sparse IRQs can also be beneficial on NUMA boxes, as they spread | ||
| 400 | out the irq_desc[] array in a more NUMA-friendly way. ) | ||
| 401 | |||
| 402 | If you don't know what to do here, say N. | ||
| 403 | |||
| 404 | config NUMA | 386 | config NUMA |
| 405 | bool "NUMA support" | 387 | bool "NUMA support" |
| 406 | depends on PPC64 | 388 | depends on PPC64 |
