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Shutemov" Cc: Ingo Molnar , x86@kernel.org, Thomas Gleixner , "H. Peter Anvin" , Tom Lendacky , Dave Hansen , Kai Huang , Jacob Pan , linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCHv4 07/18] x86/mm: Introduce variables to store number, shift and mask of KeyIDs Message-ID: <20180709180949.GH6873@char.US.ORACLE.com> References: <20180626142245.82850-1-kirill.shutemov@linux.intel.com> <20180626142245.82850-8-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180626142245.82850-8-kirill.shutemov@linux.intel.com> User-Agent: Mutt/1.8.3 (2017-05-23) X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8949 signatures=668705 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=774 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807090204 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile > index 4b101dd6e52f..4ebee899c363 100644 > --- a/arch/x86/mm/Makefile > +++ b/arch/x86/mm/Makefile > @@ -53,3 +53,5 @@ obj-$(CONFIG_PAGE_TABLE_ISOLATION) += pti.o > obj-$(CONFIG_AMD_MEM_ENCRYPT) += mem_encrypt.o > obj-$(CONFIG_AMD_MEM_ENCRYPT) += mem_encrypt_identity.o > obj-$(CONFIG_AMD_MEM_ENCRYPT) += mem_encrypt_boot.o > + > +obj-$(CONFIG_X86_INTEL_MKTME) += mktme.o Any particular reason to have x86 in the CONFIG? > diff --git a/arch/x86/mm/mktme.c b/arch/x86/mm/mktme.c > new file mode 100644 > index 000000000000..467f1b26c737 > --- /dev/null > +++ b/arch/x86/mm/mktme.c > @@ -0,0 +1,5 @@ > +#include > + > +phys_addr_t mktme_keyid_mask; > +int mktme_nr_keyids; > +int mktme_keyid_shift; > -- > 2.18.0 >