diff options
| author | Toshi Kani <toshi.kani@hp.com> | 2015-06-04 18:55:13 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-06-07 15:28:55 +0200 |
| commit | 0d69bdff451a10aa48f80509e8bf18fb24683c06 (patch) | |
| tree | 2bbc125e72acc87da9e1fb3dd26f164ea8b43954 /include/asm-generic | |
| parent | d79a40caf8e15a2a15ecdefdc9d05865d4f37baa (diff) | |
| download | op-kernel-dev-0d69bdff451a10aa48f80509e8bf18fb24683c06.zip op-kernel-dev-0d69bdff451a10aa48f80509e8bf18fb24683c06.tar.gz | |
x86/mm/pat: Change reserve_memtype() for Write-Through type
When a target range is in RAM, reserve_ram_pages_type() verifies
the requested type. Change it to fail WT and WP requests with
-EINVAL since set_page_memtype() is limited to handle three
types: WB, WC and UC-.
Signed-off-by: Toshi Kani <toshi.kani@hp.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Elliott@hp.com
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Luis R. Rodriguez <mcgrof@suse.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: arnd@arndb.de
Cc: hch@lst.de
Cc: hmh@hmh.eng.br
Cc: jgross@suse.com
Cc: konrad.wilk@oracle.com
Cc: linux-mm <linux-mm@kvack.org>
Cc: linux-nvdimm@lists.01.org
Cc: stefan.bader@canonical.com
Cc: yigal@plexistor.com
Link: http://lkml.kernel.org/r/1433436928-31903-6-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/asm-generic')
0 files changed, 0 insertions, 0 deletions
