Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio,vhost,pci,pc: features, fixes and cleanups

- new stats in virtio balloon
- virtio eventfd rework for boot speedup
- vhost memory rework for boot speedup
- fixes and cleanups all over the place

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

# gpg: Signature made Tue 13 Feb 2018 16:29:55 GMT
# gpg:                using RSA key 281F0DB8D28D5469
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>"
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>"
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream: (22 commits)
  virtio-balloon: include statistics of disk/file caches
  acpi-test: update FADT
  lpc: drop pcie host dependency
  tests: acpi: fix FADT not being compared to reference table
  hw/pci-bridge: fix pcie root port's IO hints capability
  libvhost-user: Support across-memory-boundary access
  libvhost-user: Fix resource leak
  virtio-balloon: unref the memory region before continuing
  pci: removed the is_express field since a uniform interface was inserted
  virtio-blk: enable multiple vectors when using multiple I/O queues
  pci/bus: let it has higher migration priority
  pci-bridge/i82801b11: clear bridge registers on platform reset
  vhost: Move log_dirty check
  vhost: Merge and delete unused callbacks
  vhost: Clean out old vhost_set_memory and friends
  vhost: Regenerate region list from changed sections list
  vhost: Merge sections added to temporary list
  vhost: Simplify ring verification checks
  vhost: Build temporary section list and deref after commit
  virtio: improve virtio devices initialization time
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

3 files changed, 33 insertions, 2 deletions

diff --git a/tests/acpi-test-data/pc/FACP b/tests/acpi-test-data/pc/FACP
index 0639999ed1..261ebdc5d1 100644
--- a/tests/acpi-test-data/pc/FACP
+++ b/tests/acpi-test-data/pc/FACP
diff --git a/tests/acpi-test-data/q35/FACP b/tests/acpi-test-data/q35/FACP
index 19f3ac3ce6..72c9d97902 100644
--- a/tests/acpi-test-data/q35/FACP
+++ b/tests/acpi-test-data/q35/FACP
diff --git a/tests/bios-tables-test.c b/tests/bios-tables-test.c
index b354aaafe6..2b332ed3c1 100644
--- a/tests/bios-tables-test.c
+++ b/tests/bios-tables-test.c
@@ -194,6 +194,35 @@ static void test_acpi_fadt_table(test_data *data)
                                  le32_to_cpu(fadt_table->length)));
 }
 
+static void sanitize_fadt_ptrs(test_data *data)
+{
+    /* fixup pointers in FADT */
+    int i;
+
+    for (i = 0; i < data->tables->len; i++) {
+        AcpiSdtTable *sdt = &g_array_index(data->tables, AcpiSdtTable, i);
+
+        if (memcmp(&sdt->header.signature, "FACP", 4)) {
+            continue;
+        }
+
+        /* sdt->aml field offset := spec offset - header size */
+        memset(sdt->aml + 0, 0, 4); /* sanitize FIRMWARE_CTRL(36) ptr */
+        memset(sdt->aml + 4, 0, 4); /* sanitize DSDT(40) ptr */
+        if (sdt->header.revision >= 3) {
+            memset(sdt->aml + 96, 0, 8); /* sanitize X_FIRMWARE_CTRL(132) ptr */
+            memset(sdt->aml + 104, 0, 8); /* sanitize X_DSDT(140) ptr */
+        }
+
+        /* update checksum */
+        sdt->header.checksum = 0;
+        sdt->header.checksum -=
+            acpi_calc_checksum((uint8_t *)sdt, sizeof(AcpiTableHeader)) +
+            acpi_calc_checksum((uint8_t *)sdt->aml, sdt->aml_len);
+        break;
+    }
+}
+
 static void test_acpi_facs_table(test_data *data)
 {
     AcpiFacsDescriptorRev1 *facs_table = &data->facs_table;
@@ -248,14 +277,14 @@ static void test_acpi_dsdt_table(test_data *data)
 /* Load all tables and add to test list directly RSDT referenced tables */
 static void fetch_rsdt_referenced_tables(test_data *data)
 {
-    int tables_nr = data->rsdt_tables_nr - 1; /* fadt is first */
+    int tables_nr = data->rsdt_tables_nr;
     int i;
 
     for (i = 0; i < tables_nr; i++) {
         AcpiSdtTable ssdt_table;
         uint32_t addr;
 
-        addr = le32_to_cpu(data->rsdt_tables_addr[i + 1]); /* fadt is first */
+        addr = le32_to_cpu(data->rsdt_tables_addr[i]);
         fetch_table(&ssdt_table, addr);
 
         /* Add table to ASL test tables list */
@@ -650,6 +679,8 @@ static void test_acpi_one(const char *params, test_data *data)
     test_acpi_dsdt_table(data);
     fetch_rsdt_referenced_tables(data);
 
+    sanitize_fadt_ptrs(data);
+
     if (iasl) {
         if (getenv(ACPI_REBUILD_EXPECTED_AML)) {
             dump_aml_files(data, true);