James Hogan b5f1dd1ba4 KVM: MIPS/MMU: Handle dirty logging on GPA faults
Update kvm_mips_map_page() to handle logging of dirty guest physical
pages. Upcoming patches will propagate the dirty bit to the GVA page
tables.

A fast path is added for handling protection bits that can be resolved
without calling into KVM, currently just dirtying of clean pages being
written to.

The slow path marks the GPA page table entry writable only on writes,
and at the same time marks the page dirty in the dirty page logging
bitmask.

Signed-off-by: James Hogan <james.hogan@imgtec.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Radim Krčmář" <rkrcmar@redhat.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: linux-mips@linux-mips.org
Cc: kvm@vger.kernel.org
2017-02-03 15:21:25 +00:00
2005-09-10 10:06:29 -07:00
2016-05-23 17:04:14 -07:00
2017-01-15 16:21:59 -08:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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