https://github.com/torvalds/linux
Revision 4a133eb351ccc275683ad49305d0b04dde903733 authored by Christophe Leroy on 27 August 2020, 18:30:27 UTC, committed by Michael Ellerman on 28 August 2020, 02:03:18 UTC
low_sleep_handler() can't restore the context from virtual
stack because the stack can hardly be accessed with MMU OFF.

For now, disable VMAP stack when CONFIG_ADB_PMU is selected.

Fixes: cd08f109e262 ("powerpc/32s: Enable CONFIG_VMAP_STACK")
Cc: stable@vger.kernel.org # v5.6+
Reported-by: Giuseppe Sacco <giuseppe@sguazz.it>
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/ec96c15bfa1a7415ab604ee1c98cd45779c08be0.1598553015.git.christophe.leroy@csgroup.eu
1 parent 16d83a5
History
Tip revision: 4a133eb351ccc275683ad49305d0b04dde903733 authored by Christophe Leroy on 27 August 2020, 18:30:27 UTC
powerpc/32s: Disable VMAP stack which CONFIG_ADB_PMU
Tip revision: 4a133eb
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.clang-format -rw-r--r-- 15.8 KB
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.gitattributes -rw-r--r-- 62 bytes
.gitignore -rw-r--r-- 1.8 KB
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COPYING -rw-r--r-- 496 bytes
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