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author | Cédric Le Goater <clg@kaod.org> | 2020-12-10 18:14:44 +0100 |
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committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-11 09:53:10 +1100 |
commit | 7b3b3de3b04ecb7393cdfaa30a3468dd47b750cf (patch) | |
tree | 35855e24f7702028a5808b07e8241632469a43ac | |
parent | a5021abc48a0f44083a15a37b3e61378519cb00d (diff) | |
download | linux-7b3b3de3b04ecb7393cdfaa30a3468dd47b750cf.tar.bz2 |
powerpc: Increase NR_IRQS range to support more KVM guests
PowerNV systems can handle up to 4K guests and 1M interrupt numbers
per chip. Increase the range of allowed interrupts to support a larger
number of guests.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201210171450.1933725-8-clg@kaod.org
-rw-r--r-- | arch/powerpc/Kconfig | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 2b8e47d1aa91..a5f59defa8bc 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -66,7 +66,7 @@ config NEED_PER_CPU_PAGE_FIRST_CHUNK config NR_IRQS int "Number of virtual interrupt numbers" - range 32 32768 + range 32 1048576 default "512" help This defines the number of virtual interrupt numbers the kernel |