From: Dave Hansen <dave-gkUM19QKKo4@public.gmane.org>
To: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
Dave Hansen <dave-gkUM19QKKo4@public.gmane.org>
Subject: [PATCH 5/6] sigaction.2: describe siginfo changes from pkey-induced signals
Date: Wed, 08 Jun 2016 10:36:28 -0700 [thread overview]
Message-ID: <20160608173627.B55C7F50@ray> (raw)
In-Reply-To: <20160608173351.5CF7B2D3@ray>
Signed-off-by: Dave Hansen <dave.hansen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
b/man2/sigaction.2 | 9 +++++++++
1 file changed, 9 insertions(+)
diff -puN man2/sigaction.2~sigaction man2/sigaction.2
--- a/man2/sigaction.2~sigaction 2016-06-08 10:32:44.212409595 -0700
+++ b/man2/sigaction.2 2016-06-08 10:32:44.216409595 -0700
@@ -311,6 +311,8 @@ siginfo_t {
(since Linux 3.5) */
unsigned int si_arch; /* Architecture of attempted system call
(since Linux 3.5) */
+ unsigned int si_pkey; /* Protection key set on si_addr
+ (since Linux <FIXME>) */
}
.fi
.in
@@ -597,6 +599,13 @@ Coprocessor error.
.TP
.B ILL_BADSTK
Internal stack error.
+.TP
+.B SEGV_PKUERR
+Access was denied by memory protection keys.
+See:
+.BR pkeys (7).
+The protection key which applied to this access is available via
+.I si_pkey
.RE
.PP
The following values can be placed in
_
next prev parent reply other threads:[~2016-06-08 17:36 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-08 17:33 [PATCH 0/6] [RFCv4] add manpages for Memory Protection Keys Dave Hansen
2016-06-08 17:34 ` [PATCH 1/6] pkey.7: New page with overview of " Dave Hansen
2016-10-12 8:41 ` Florian Weimer
[not found] ` <ece20e5b-981d-e5c4-7b71-b1bd538c6937-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-10-12 16:03 ` Dave Hansen
2016-06-08 17:34 ` [PATCH 2/6] mprotect.2: add pkey_mprotect() syscall Dave Hansen
2016-06-08 17:35 ` [PATCH 3/6] pkey_alloc.2: New page describing protection key allocation and free Dave Hansen
2016-06-08 17:35 ` [PATCH 4/6] pkey_get.2: New page desribing pkey rights manipulation syscalls Dave Hansen
2016-06-08 17:36 ` Dave Hansen [this message]
2016-06-08 17:36 ` [PATCH 6/6] proc.5: describe new ProtectionKey smaps field Dave Hansen
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