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From 174195409d6a3d639dd28e08cf99d6f2559eca9c Mon Sep 17 00:00:00 2001
From: Joseph Myers <joseph@codesourcery.com>
Date: Mon, 20 Aug 2018 15:46:26 +0000
Subject: [PATCH] Add NT_VMCOREDD, AT_MINSIGSTKSZ from Linux 4.18 to elf.h.

This patch adds two new constants from Linux 4.18 to elf.h,
NT_VMCOREDD and AT_MINSIGSTKSZ.

Tested for x86_64.

    * elf/elf.c (NT_VMCOREDD): New macro.
    (AT_MINSIGSTKSZ): Likewise.


UPDATE:

Backported to glibc 2.28

Signed-off-by: Jair Gonzalez <jair.de.jesus.gonzalez.plascencia@intel.com>
---
 ChangeLog | 6 +++++-
 elf/elf.h | 4 ++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 74e63467..e1f1e8ed 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
-2019-03-25  Mike Crowe  <mac@mcrowe.com>
+2018-08-20  Joseph Myers  <joseph@codesourcery.com>
+
+	* elf/elf.c (NT_VMCOREDD): New macro.
+	(AT_MINSIGSTKSZ): Likewise.
 
+2019-03-25  Mike Crowe  <mac@mcrowe.com>
 	* nptl/tst-rwlock14.c (do_test): Replace duplicate calls to
 	pthread_rwlock_timedrdlock with calls to
 	pthread_rwlock_timedwrlock to ensure that the latter is tested
diff --git a/elf/elf.h b/elf/elf.h
index d6506ea1..9b4d56b0 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -808,6 +808,7 @@ typedef struct
 #define NT_ARM_SYSTEM_CALL	0x404	/* ARM system call number */
 #define NT_ARM_SVE	0x405		/* ARM Scalable Vector Extension
 					   registers */
+#define NT_VMCOREDD	0x700		/* Vmcore Device Dump Note.  */
 
 /* Legal values for the note segment descriptor types for object files.  */
 
@@ -1214,6 +1215,9 @@ typedef struct
 #define AT_L3_CACHESIZE		46
 #define AT_L3_CACHEGEOMETRY	47
 
+#define AT_MINSIGSTKSZ		51 /* Stack needed for signal delivery
+				      (AArch64).  */
+
 /* Note section contents.  Each entry in the note section begins with
    a header of a fixed form.  */
 
-- 
2.27.0