| Date | Mon, 18 May 2015 23:07:05 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH 13/19] x86, mpx: Add temporary variable to reduce masking |
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On Fri, 8 May 2015, Dave Hansen wrote: > When we allocate a bounds table, we call mmap(), then add a > "valid" bit to the value before storing it in to the bounds > directory. > > If we fail along the way, we go and mask that valid bit > _back_ out. That seems a little silly, and this makes it > much more clear when we have a plain address versus an > actual table _entry_. > > Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
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