Message ID | 20210823141636.65975-7-dovmurik@linux.ibm.com |
---|---|
State | New |
Headers | show
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Mon, 23 Aug 2021 14:16:48 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 22C19112065; Mon, 23 Aug 2021 14:16:48 +0000 (GMT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D3FB2112061; Mon, 23 Aug 2021 14:16:47 +0000 (GMT) Received: from amdrome1.watson.ibm.com (unknown [9.2.130.16]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 23 Aug 2021 14:16:47 +0000 (GMT) From: Dov Murik <dovmurik@linux.ibm.com> To: qemu-devel@nongnu.org Subject: [RFC PATCH v2 06/12] migration: Skip ROM, non-RAM, and vga.vram memory region during RAM migration Date: Mon, 23 Aug 2021 10:16:30 -0400 Message-Id: <20210823141636.65975-7-dovmurik@linux.ibm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210823141636.65975-1-dovmurik@linux.ibm.com> References: <20210823141636.65975-1-dovmurik@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: buiYW3XJDhPqLt12N0Gz-IrnQX-E0F8y X-Proofpoint-ORIG-GUID: KhsVE4bsTRjpmeBE2aLt_mveV86BiumE X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.790 definitions=2021-08-23_03:2021-08-23, 2021-08-23 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 impostorscore=0 lowpriorityscore=0 bulkscore=0 phishscore=0 mlxlogscore=998 spamscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 suspectscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2108230098 Received-SPF: pass client-ip=148.163.156.1; envelope-from=dovmurik@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: Tom Lendacky <thomas.lendacky@amd.com>, Ashish Kalra <ashish.kalra@amd.com>, Brijesh Singh <brijesh.singh@amd.com>, "Michael S. Tsirkin" <mst@redhat.com>, Steve Rutherford <srutherford@google.com>, James Bottomley <jejb@linux.ibm.com>, Juan Quintela <quintela@redhat.com>, "Dr. David Alan Gilbert" <dgilbert@redhat.com>, Dov Murik <dovmurik@linux.ibm.com>, Hubertus Franke <frankeh@us.ibm.com>, Tobin Feldman-Fitzthum <tobin@linux.ibm.com>, Paolo Bonzini <pbonzini@redhat.com> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
Confidential guest-assisted live migration
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expand
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diff --git a/migration/ram.c b/migration/ram.c index 2d5889f795..f0df6780fb 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -2086,7 +2086,9 @@ static bool encrypted_test_list(RAMState *rs, RAMBlock *block, unsigned long gfn; /* ROM devices contains the unencrypted data */ - if (memory_region_is_rom(block->mr)) { + if (memory_region_is_rom(block->mr) || + memory_region_is_romd(block->mr) || + !memory_region_is_ram(block->mr)) { return false; } @@ -2098,6 +2100,10 @@ static bool encrypted_test_list(RAMState *rs, RAMBlock *block, return false; } + if (!strcmp(memory_region_name(block->mr), "vga.vram")) { + return false; + } + /* * Translate page in ram_addr_t address space to GPA address * space using memory region.
Migrating these memory region hangs the in-guest migration handler. Signed-off-by: Dov Murik <dovmurik@linux.ibm.com> --- migration/ram.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)