Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging

Pull request

 * Gracefully handle Linux AIO init failure

# gpg: Signature made Wed 27 Jun 2018 15:48:28 BST
# gpg:                using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg:                 aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  linux-aio: properly bubble up errors from initialization
  compiler: add a sizeof_field() macro

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

3 files changed, 16 insertions, 16 deletions

diff --git a/target/i386/kvm.c b/target/i386/kvm.c
index 2d174f3a91..5116a8a956 100644
--- a/target/i386/kvm.c
+++ b/target/i386/kvm.c
@@ -1533,7 +1533,7 @@ static int kvm_put_fpu(X86CPU *cpu)
 #define XSAVE_PKRU        672
 
 #define XSAVE_BYTE_OFFSET(word_offset) \
-    ((word_offset) * sizeof(((struct kvm_xsave *)0)->region[0]))
+    ((word_offset) * sizeof_field(struct kvm_xsave, region[0]))
 
 #define ASSERT_OFFSET(word_offset, field) \
     QEMU_BUILD_BUG_ON(XSAVE_BYTE_OFFSET(word_offset) != \
diff --git a/target/ppc/arch_dump.c b/target/ppc/arch_dump.c
index 351a65b22f..cc1460e4e3 100644
--- a/target/ppc/arch_dump.c
+++ b/target/ppc/arch_dump.c
@@ -210,11 +210,11 @@ static const struct NoteFuncDescStruct {
     int contents_size;
     void (*note_contents_func)(NoteFuncArg *arg, PowerPCCPU *cpu);
 } note_func[] = {
-    {sizeof(((Note *)0)->contents.prstatus),  ppc_write_elf_prstatus},
-    {sizeof(((Note *)0)->contents.fpregset),  ppc_write_elf_fpregset},
-    {sizeof(((Note *)0)->contents.vmxregset), ppc_write_elf_vmxregset},
-    {sizeof(((Note *)0)->contents.vsxregset), ppc_write_elf_vsxregset},
-    {sizeof(((Note *)0)->contents.speregset), ppc_write_elf_speregset},
+    {sizeof_field(Note, contents.prstatus),  ppc_write_elf_prstatus},
+    {sizeof_field(Note, contents.fpregset),  ppc_write_elf_fpregset},
+    {sizeof_field(Note, contents.vmxregset), ppc_write_elf_vmxregset},
+    {sizeof_field(Note, contents.vsxregset), ppc_write_elf_vsxregset},
+    {sizeof_field(Note, contents.speregset), ppc_write_elf_speregset},
     { 0, NULL}
 };
 
diff --git a/target/s390x/arch_dump.c b/target/s390x/arch_dump.c
index 6f61ff95af..c9ef0a6e60 100644
--- a/target/s390x/arch_dump.c
+++ b/target/s390x/arch_dump.c
@@ -184,20 +184,20 @@ typedef struct NoteFuncDescStruct {
 } NoteFuncDesc;
 
 static const NoteFuncDesc note_core[] = {
-    {sizeof(((Note *)0)->contents.prstatus), s390x_write_elf64_prstatus},
-    {sizeof(((Note *)0)->contents.fpregset), s390x_write_elf64_fpregset},
+    {sizeof_field(Note, contents.prstatus), s390x_write_elf64_prstatus},
+    {sizeof_field(Note, contents.fpregset), s390x_write_elf64_fpregset},
     { 0, NULL}
 };
 
 static const NoteFuncDesc note_linux[] = {
-    {sizeof(((Note *)0)->contents.prefix),   s390x_write_elf64_prefix},
-    {sizeof(((Note *)0)->contents.ctrs),     s390x_write_elf64_ctrs},
-    {sizeof(((Note *)0)->contents.timer),    s390x_write_elf64_timer},
-    {sizeof(((Note *)0)->contents.todcmp),   s390x_write_elf64_todcmp},
-    {sizeof(((Note *)0)->contents.todpreg),  s390x_write_elf64_todpreg},
-    {sizeof(((Note *)0)->contents.vregslo),  s390x_write_elf64_vregslo},
-    {sizeof(((Note *)0)->contents.vregshi),  s390x_write_elf64_vregshi},
-    {sizeof(((Note *)0)->contents.gscb),     s390x_write_elf64_gscb},
+    {sizeof_field(Note, contents.prefix),   s390x_write_elf64_prefix},
+    {sizeof_field(Note, contents.ctrs),     s390x_write_elf64_ctrs},
+    {sizeof_field(Note, contents.timer),    s390x_write_elf64_timer},
+    {sizeof_field(Note, contents.todcmp),   s390x_write_elf64_todcmp},
+    {sizeof_field(Note, contents.todpreg),  s390x_write_elf64_todpreg},
+    {sizeof_field(Note, contents.vregslo),  s390x_write_elf64_vregslo},
+    {sizeof_field(Note, contents.vregshi),  s390x_write_elf64_vregshi},
+    {sizeof_field(Note, contents.gscb),     s390x_write_elf64_gscb},
     { 0, NULL}
 };