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| author | Nicholas Miehlbradt <nicholas@linux.ibm.com> | 2023-02-28 05:43:55 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2023-04-04 22:11:03 +1000 |
| commit | ac9c8901cb10aab043bf3599d19eebacfcda2858 (patch) | |
| tree | d4e853d3daf6e4f2e99dacc5a3372e978bdaebee /MAINTAINERS | |
| parent | 2500763dd3db37fad94d9b506907c59c2f5e97c6 (diff) | |
| download | linux-stable-ac9c8901cb10aab043bf3599d19eebacfcda2858.tar.gz linux-stable-ac9c8901cb10aab043bf3599d19eebacfcda2858.tar.bz2 linux-stable-ac9c8901cb10aab043bf3599d19eebacfcda2858.zip | |
powerpc: Implement arch_within_stack_frames
Walks the stack when copy_{to,from}_user address is in the stack to
ensure that the object being copied is entirely a single stack frame and
does not contain stack metadata.
Substantially similar to the x86 implementation. The back chain is used
to traverse the stack and identify stack frame boundaries.
Signed-off-by: Nicholas Miehlbradt <nicholas@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20230228054355.300628-1-nicholas@linux.ibm.com
Diffstat (limited to 'MAINTAINERS')
0 files changed, 0 insertions, 0 deletions