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Re: PATCH: Use __vdso_xxxx instead of xxxx for x86-64

From: Roland McGrath <roland at hack dot frob dot com>
To: Ulrich Drepper <drepper at gmail dot com>
Cc: "H.J. Lu" <hjl dot tools at gmail dot com>, GNU C Library <libc-alpha at sourceware dot org>
Date: Tue, 6 Mar 2012 15:44:21 -0800 (PST)
Subject: Re: PATCH: Use __vdso_xxxx instead of xxxx for x86-64
References: <20120303174147.GA25722@intel.com><CAOPLpQfvvWgzuYepdzPBh11b7vbrOoBPjXabp7wb8B1DA1mZhQ@mail.gmail.com>

> Are you sure this is the case for all kernels, even the earliest?  I
> think I added that code as-is because the __vdso_* names got
> introduced later.

Linux commit 2aae950b introduced the first proper vDSO on x86-64.
It has both foo and __vdso_foo names.  (In fact, the foo names
are weak aliases, and __vdso_foo is the primary name.)


Thanks,
Roland

References:
- PATCH: Use __vdso_xxxx instead of xxxx for x86-64
  - From: H.J. Lu
- Re: PATCH: Use __vdso_xxxx instead of xxxx for x86-64
  - From: Ulrich Drepper

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