x86/fpu: Add comments to fpu__save() and restrict its export
authorIngo Molnar <mingo@kernel.org>
Fri, 3 Apr 2015 09:01:36 +0000 (11:01 +0200)
committerIngo Molnar <mingo@kernel.org>
Tue, 19 May 2015 13:47:09 +0000 (15:47 +0200)
commit4af08f2f47f0ed3c48e557ac47ed2ae616d6866b
tree97322dd1a7105af05f9df19f52788ded223be556
parent0a7815515471a80379bfefc9f1913e0d8c87fbfb
x86/fpu: Add comments to fpu__save() and restrict its export

Add an explanation to fpu__save() and also don't export it to
random modules - we don't want them to futz around with deep kernel
internals.

Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/i387.c