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[COMMITTED] Add NEWS entry about the new AArch64 IFUNC resolver call ABI

Message ID e2849bd7-6dc8-8d95-b24c-00f23176c791@arm.com
State New
Headers show
Series [COMMITTED] Add NEWS entry about the new AArch64 IFUNC resolver call ABI | expand

Commit Message

Szabolcs Nagy July 22, 2019, 9:36 a.m. UTC
diff mbox series

Patch

From dcf36bcad3f283f77893d3b157ef7bb2c99419f2 Mon Sep 17 00:00:00 2001
From: Szabolcs Nagy <szabolcs.nagy@arm.com>
Date: Mon, 22 Jul 2019 10:14:16 +0100
Subject: [PATCH] Add NEWS entry about the new AArch64 IFUNC resolver call ABI

The new IFUNC resolver call ABI was introduced in

commit 2b8a3c86e7606cf1b0a997dad8af2d45ae8989c3
Commit:     Szabolcs Nagy <szabolcs.nagy@arm.com>
CommitDate: 2019-07-04 11:13:32 +0100

    aarch64: new ifunc resolver ABI

See the commit log and the comments in sys/ifunc.h for details.
---
 ChangeLog | 4 ++++
 NEWS      | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index a1fdef9cff..8fc3ef3aca 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@ 
+2019-07-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>
+
+	* NEWS: Mention the AArch64 IFUNC resolver ABI change.
+
 2019-07-20  Egor Kobylkin  <egor@kobylkin.com>
 
 	[BZ #2872]
diff --git a/NEWS b/NEWS
index 6d731b156d..ddc800ba59 100644
--- a/NEWS
+++ b/NEWS
@@ -49,6 +49,10 @@  Major new features:
   time of the wait (unlike with pthread_condattr_setclock, which requires
   the clock choice at initialization time).
 
+* On AArch64 the GNU IFUNC resolver call ABI changed: old resolvers still
+  work, new resolvers can use a second argument which can be extended in
+  the future, currently it contains the AT_HWCAP2 value.
+
 Deprecated and removed features, and other changes affecting compatibility:
 
 * The copy_file_range function fails with ENOSYS if the kernel does not
-- 
2.17.1