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author | Alex Bennée | 2021-04-22 17:44:27 +0200 |
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committer | Peter Maydell | 2021-04-23 15:10:56 +0200 |
commit | ffa090bc56e73e287a63261e70ac02c0970be61a (patch) | |
tree | 7e1075f45804906fb4430d5d44ff02a94eea9035 /target/s390x/arch_dump.c | |
parent | net: check the existence of peer before trying to pad (diff) | |
download | qemu-ffa090bc56e73e287a63261e70ac02c0970be61a.tar.gz qemu-ffa090bc56e73e287a63261e70ac02c0970be61a.tar.xz qemu-ffa090bc56e73e287a63261e70ac02c0970be61a.zip |
target/s390x: fix s390_probe_access to check PAGE_WRITE_ORG for writeability
We can remove PAGE_WRITE when (internally) marking a page read-only
because it contains translated code. This can get confused when we are
executing signal return code on signal stacks.
Fixes: e56552cf07 ("target/s390x: Implement the MVPG condition-code-option bit")
Found-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Message-id: 20210422154427.13038-1-alex.bennee@linaro.org
Cc: Cornelia Huck <cohuck@redhat.com>
Cc: Thomas Huth <thuth@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/s390x/arch_dump.c')
0 files changed, 0 insertions, 0 deletions