From: Szabolcs Nagy <nsz@port70.net>
Date: Thu, 7 Mar 2019 21:53:48 +0000 (+0000)
Subject: sys/prctl.h: add PR_PAC_RESET_KEYS from linux v5.0
X-Git-Tag: v1.1.22~16
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=cff993cf32da345430724882214a4e493d4899fc;p=oweals%2Fmusl.git

sys/prctl.h: add PR_PAC_RESET_KEYS from linux v5.0

aarch64 pointer authentication code related prctl that allows
reinitializing the key for the thread, added in linux commit
ba830885656414101b2f8ca88786524d4bb5e8c1
---

diff --git a/include/sys/prctl.h b/include/sys/prctl.h
index 07a3490b..9cc3a80e 100644
--- a/include/sys/prctl.h
+++ b/include/sys/prctl.h
@@ -146,6 +146,13 @@ struct prctl_mm_map {
 #define PR_SPEC_DISABLE (1UL << 2)
 #define PR_SPEC_FORCE_DISABLE (1UL << 3)
 
+#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)
+
 int prctl (int, ...);
 
 #ifdef __cplusplus