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(parent: b350111) | patch
powerpc: select CPUMASK_OFFSTACK if NR_CPUS >= 8192
authorNicholas Piggin <npiggin@gmail.com>
Fri, 5 Nov 2021 03:50:42 +0000 (13:50 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Mon, 29 Nov 2021 11:48:32 +0000 (22:48 +1100)
commit2eafc4748bc08c5b9b6ee0b5b65ad20b30f7d704
tree66fbd4ca777a14c4ddaec243524698848a2dec19tree | snapshot
parentb350111bf7b3f4a780d28c44f18f7c9fcbe6d11bcommit | diff
powerpc: select CPUMASK_OFFSTACK if NR_CPUS >= 8192

Some core kernel code starts to go beyond the 2048 byte stack size
warning at NR_CPUS=8192, so select CPUMASK_OFFSTACK in that case.
x86 does similarly for very large NR_CPUS.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211105035042.1398309-2-npiggin@gmail.com
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