linux-user: mmap/mprotect prot values

[PATCH 0/2] linux-user: mmap/mprotect prot values

Richard Henderson posted 2 patches 5 years, 5 months ago

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git fetch https://github.com/patchew-project/qemu tags/patchew/20200519185645.3915-1-richard.henderson@linaro.org

Maintainers: Riku Voipio <riku.voipio@iki.fi>, Laurent Vivier <laurent@vivier.eu>

linux-user/mmap.c | 110 ++++++++++++++++++++++++++++++++--------------
1 file changed, 77 insertions(+), 33 deletions(-)

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[PATCH 0/2] linux-user: mmap/mprotect prot values

Posted by Richard Henderson 5 years, 5 months ago

The new validation hook will give me a place to add extra
hooks to handle BTI and MTE.  But in the meantime, we can
adjust the host page protections to make PROT_EXEC reliable.


r~


Richard Henderson (2):
  linux-user: Validate mmap/mprotect prot value
  linux-user: Adjust guest page protection for the host

 linux-user/mmap.c | 110 ++++++++++++++++++++++++++++++++--------------
 1 file changed, 77 insertions(+), 33 deletions(-)

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2.20.1