On Mon, 4 Dec 2017, Andy Lutomirski wrote:
> On Mon, Dec 4, 2017 at 6:07 AM, Thomas Gleixner wrote:
> > From: Thomas Gleixner
> >
> > LDT is not really commonly used on 64bit so the overhead of populating the
> > fixmap entries on context switch for the rare LDT syscall users is a
> > reasonable
On Mon, Dec 4, 2017 at 6:07 AM, Thomas Gleixner wrote:
> From: Thomas Gleixner
>
> LDT is not really commonly used on 64bit so the overhead of populating the
> fixmap entries on context switch for the rare LDT syscall users is a
> reasonable trade off vs. having extra dynamically managed mapping
From: Thomas Gleixner
LDT is not really commonly used on 64bit so the overhead of populating the
fixmap entries on context switch for the rare LDT syscall users is a
reasonable trade off vs. having extra dynamically managed mapping space per
process.
Signed-off-by: Thomas Gleixner
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arch/x86
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