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(parent: db074dd) | 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)
commit0e8b484071d9ce026e8bf0ffbf568a7bd2001654
tree66fbd4ca777a14c4ddaec243524698848a2dec19tree | snapshot
parentdb074dd3a96a7bef5da851a58802e84d7fda0f8ccommit | 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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