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authorFlorian Weimer <fweimer@redhat.com>2016-11-07 14:38:12 +0100
committerFlorian Weimer <fweimer@redhat.com>2016-11-07 20:24:32 +0100
commitc74940f2a76ae112279871cdc0382c127a43f9de (patch)
tree671028463d64425019704b1abb8bc1182452c9ab /sysdeps/aarch64
parent5ffc980589687eed1db3619af6aecf2d31773129 (diff)
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nptl: Document the reason why __kind in pthread_mutex_t is part of the ABI
Diffstat (limited to 'sysdeps/aarch64')
-rw-r--r--sysdeps/aarch64/nptl/bits/pthreadtypes.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/aarch64/nptl/bits/pthreadtypes.h b/sysdeps/aarch64/nptl/bits/pthreadtypes.h
index 13984a718d..c376e64dd7 100644
--- a/sysdeps/aarch64/nptl/bits/pthreadtypes.h
+++ b/sysdeps/aarch64/nptl/bits/pthreadtypes.h
@@ -65,6 +65,8 @@ typedef union
     unsigned int __count;
     int __owner;
     unsigned int __nusers;
+    /* KIND must stay at this position in the structure to maintain
+       binary compatibility with static initializers.  */
     int __kind;
     int __spins;
     __pthread_list_t __list;