[23/58] Mark internal netlink functions with attribute_hidden [BZ #18822]
Commit Message
Mark internal netlink functions with attribute_hidden to allow direct
access within libc.so and libc.a without using GOT nor PLT.
[BZ #18822]
* sysdeps/unix/sysv/linux/netlinkaccess.h (__netlink_open): Add
attribute_hidden.
(__netlink_close): Likewise.
(__netlink_free_handle): Likewise.
(__netlink_request): Likewise.
---
sysdeps/unix/sysv/linux/netlinkaccess.h | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
Comments
On 9/1/17, H.J. Lu <hjl.tools@gmail.com> wrote:
> Mark internal netlink functions with attribute_hidden to allow direct
> access within libc.so and libc.a without using GOT nor PLT.
>
> [BZ #18822]
> * sysdeps/unix/sysv/linux/netlinkaccess.h (__netlink_open): Add
> attribute_hidden.
> (__netlink_close): Likewise.
> (__netlink_free_handle): Likewise.
> (__netlink_request): Likewise.
Tested with build-many-glibcs.py. I am checking it in.
@@ -44,10 +44,12 @@ struct netlink_handle
};
-extern int __netlink_open (struct netlink_handle *h);
-extern void __netlink_close (struct netlink_handle *h);
-extern void __netlink_free_handle (struct netlink_handle *h);
-extern int __netlink_request (struct netlink_handle *h, int type);
+extern int __netlink_open (struct netlink_handle *h) attribute_hidden;
+extern void __netlink_close (struct netlink_handle *h) attribute_hidden;
+extern void __netlink_free_handle (struct netlink_handle *h)
+ attribute_hidden;
+extern int __netlink_request (struct netlink_handle *h, int type)
+ attribute_hidden;
/* Terminate the process if RESULT is an invalid recvmsg result for
the netlink socket FD. */