s390/kasan: double the stack size

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Kasan stack instrumentation pads stack variables with redzones, which
increases stack frames size significantly. Stack sizes are increased
from 16k to 32k in the code, as well as for the kernel stack overflow
detection option (CHECK_STACK).

Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

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Vasily Gorbik 2017-11-17 16:52:22 +01:00 • committed by Martin Schwidefsky

parent 42db5ed860

commit 7fef92ccad

2 changed files with 5 additions and 1 deletions

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2

arch/s390/Makefile

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4

arch/s390/include/asm/thread_info.h

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