Re: [PATCH v2] sparc64: Add support for Application Data Integrity (ADI)

From
Dave Hansen <hidden>
Date
2016-03-07 17:32:20
Also in
linux-arch, linux-mm, lkml, sparclinux
Reply to
Khalid Aziz, 2016-03-02
On 03/02/2016 12:39 PM, Khalid Aziz wrote:
quoted hunk ↗ jump to hunk
--- a/include/uapi/asm-generic/siginfo.h
+++ b/include/uapi/asm-generic/siginfo.h
@@ -206,7 +206,10 @@ typedef struct siginfo {
 #define SEGV_MAPERR	(__SI_FAULT|1)	/* address not mapped to object */
 #define SEGV_ACCERR	(__SI_FAULT|2)	/* invalid permissions for mapped object */
 #define SEGV_BNDERR	(__SI_FAULT|3)  /* failed address bound checks */
-#define NSIGSEGV	3
+#define SEGV_ACCADI	(__SI_FAULT|4)	/* ADI not enabled for mapped object */
+#define SEGV_ADIDERR	(__SI_FAULT|5)	/* Disrupting MCD error */
+#define SEGV_ADIPERR	(__SI_FAULT|6)	/* Precise MCD exception */
+#define NSIGSEGV	6
FYI, this will conflict with code in -tip right now:
http://git.kernel.org/cgit/linux/kernel/git/tip/tip.git/commit/?h=mm/pkeys&id=cd0ea35ff5511cde299a61c21a95889b4a71464e
It's not a big deal to resolve, of course.
Thread (62 messages) 62 messages, 8 authors, last reply 2016-03-08
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