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[COMMITTED] Add NEWS entry about the new AArch64 IFUNC resolver call ABI
- From: Szabolcs Nagy <Szabolcs dot Nagy at arm dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Cc: nd <nd at arm dot com>
- Date: Mon, 22 Jul 2019 09:36:39 +0000
- Subject: [COMMITTED] Add NEWS entry about the new AArch64 IFUNC resolver call ABI
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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