Commit-ID: 3d32c4531958c433a6ee087f31891cb02d6b68d9
Gitweb: https://git.kernel.org/tip/3d32c4531958c433a6ee087f31891cb02d6b68d9
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Thu, 3 Jan 2019 14:56:20 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 3 Jan 2019 14:56:20 -0300
tools headers uapi: Sync prctl.h with the kernel sources
To get the changes in ba8308856564 ("arm64: add prctl control for
resetting ptrauth keys"), that introduce a prctl with a name that needs
to be catch by the prctl cmd table generator, which will be done in the
next cset.
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Kristina Martsenko <kristina.martsenko@xxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Will Deacon <will.deacon@xxxxxxx>
Link: https://lkml.kernel.org/n/tip-a1pahzc8lci0ey1fjvv1chdm@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/include/uapi/linux/prctl.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/tools/include/uapi/linux/prctl.h b/tools/include/uapi/linux/prctl.h
index b17201edfa09..b4875a93363a 100644
--- a/tools/include/uapi/linux/prctl.h
+++ b/tools/include/uapi/linux/prctl.h
@@ -220,4 +220,12 @@ struct prctl_mm_map {
# define PR_SPEC_DISABLE (1UL << 2)
# define PR_SPEC_FORCE_DISABLE (1UL << 3)
+/* Reset arm64 pointer authentication keys */
+#define PR_PAC_RESET_KEYS 54
+# define PR_PAC_APIAKEY (1UL << 0)
+# define PR_PAC_APIBKEY (1UL << 1)
+# define PR_PAC_APDAKEY (1UL << 2)
+# define PR_PAC_APDBKEY (1UL << 3)
+# define PR_PAC_APGAKEY (1UL << 4)
+
#endif /* _LINUX_PRCTL_H */
|