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| author |   Heiko Carstens <hca@linux.ibm.com> | 2022-11-02 15:19:23 +0100 |
|---|---|---|
| committer | Heiko Carstens <hca@linux.ibm.com> | 2022-11-21 13:36:16 +0100 |
| commit | 4148575abe1e14af3cb9fd1a3c9c2a708ec0b1f9 (patch) | |
| tree | e558cdfaeb9474dcf5488f2097d7a56af5e70673 /tools/perf/scripts/python/stackcollapse.py | |
| parent | s390/extable: add EX_TABLE_UA_LOAD_REGPAIR() macro (diff) | |
| download | wireguard-linux-4148575abe1e14af3cb9fd1a3c9c2a708ec0b1f9.tar.xz wireguard-linux-4148575abe1e14af3cb9fd1a3c9c2a708ec0b1f9.zip | |
s390/uaccess: add cmpxchg_user_key()
Add cmpxchg_user_key() which allows to execute a compare and exchange
on a user space address. This allows also to specify a storage key
which makes sure that key-controlled protection is considered.
This is based on a patch written by Janis Schoetterl-Glausch.
Link: https://lore.kernel.org/all/20220930210751.225873-2-scgl@linux.ibm.com
Cc: Janis Schoetterl-Glausch <scgl@linux.ibm.com>
Link: https://lore.kernel.org/r/Y2J8axs+bcQ2dO/l@osiris
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions