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Date: Mon, 18 May 2015 23:07:05 +0200 (CEST) From: Thomas Gleixner <tglx@...utronix.de> To: Dave Hansen <dave@...1.net> cc: linux-kernel@...r.kernel.org, x86@...nel.org, dave.hansen@...ux.intel.com Subject: Re: [PATCH 13/19] x86, mpx: Add temporary variable to reduce masking 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@...ux.intel.com> Reviewed-by: Thomas Gleixner <tglx@...utronix.de> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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