kernel/tools/testing/selftests/powerpc/mm/exec_prot.c, branch linux-6.2.yHosts the 0x221E linux distro kernel.https://universe.0xinfinity.dev/distro/kernel/atom?h=linux-6.2.y2022-08-26T01:02:21Zselftests/powerpc: Add a test for execute-only memory2022-08-26T01:02:21ZNicholas Miehlbradtnicholas@linux.ibm.com2022-08-17T05:06:40Zurn:sha1:98acee3f8db451eaab9fbd422e523c228aacf08c
This selftest is designed to cover execute-only protections
on the Radix MMU but will also work with Hash.
The tests are based on those found in pkey_exec_test with modifications
to use the generic mprotect() instead of the pkey variants.
Signed-off-by: Nicholas Miehlbradt <nicholas@linux.ibm.com>
Signed-off-by: Russell Currey <ruscur@russell.cc>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220817050640.406017-2-ruscur@russell.cc