[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Thu, 26 May 2016 22:06:10 +0200
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Subject: [PATCH 4/7] update siginfo struct for linux v4.6
x86 protection key faults are reported in the si_pkey field,
added in linux commit cd0ea35ff5511cde299a61c21a95889b4a71464e
---
include/signal.h | 17 +++++++++++------
1 file changed, 11 insertions(+), 6 deletions(-)
diff --git a/include/signal.h b/include/signal.h
index c6323c6..a16094c 100644
--- a/include/signal.h
+++ b/include/signal.h
@@ -74,6 +74,7 @@ typedef struct sigaltstack stack_t;
#define SEGV_MAPERR 1
#define SEGV_ACCERR 2
#define SEGV_BNDERR 3
+#define SEGV_PKUERR 4
#define BUS_ADRALN 1
#define BUS_ADRERR 2
@@ -123,10 +124,13 @@ typedef struct {
struct {
void *si_addr;
short si_addr_lsb;
- struct {
- void *si_lower;
- void *si_upper;
- } __addr_bnd;
+ union {
+ struct {
+ void *si_lower;
+ void *si_upper;
+ } __addr_bnd;
+ unsigned si_pkey;
+ } __first;
} __sigfault;
struct {
long si_band;
@@ -147,8 +151,9 @@ typedef struct {
#define si_value __si_fields.__si_common.__second.si_value
#define si_addr __si_fields.__sigfault.si_addr
#define si_addr_lsb __si_fields.__sigfault.si_addr_lsb
-#define si_lower __si_fields.__sigfault.__addr_bnd.si_lower
-#define si_upper __si_fields.__sigfault.__addr_bnd.si_upper
+#define si_lower __si_fields.__sigfault.__first.__addr_bnd.si_lower
+#define si_upper __si_fields.__sigfault.__first.__addr_bnd.si_upper
+#define si_pkey __si_fields.__sigfault.__first.si_pkey
#define si_band __si_fields.__sigpoll.si_band
#define si_fd __si_fields.__sigpoll.si_fd
#define si_timerid __si_fields.__si_common.__first.__timer.si_timerid
--
2.8.1
Powered by blists - more mailing lists
Confused about mailing lists and their use?
Read about mailing lists on Wikipedia
and check out these
guidelines on proper formatting of your messages.
