- Memory: improve error reporting and avoid crashes on hotplug

- Build: fixing block/iscsi.so and ranlib warnings on Mac OS X
 - Migration fixes for x86
 - The odd KVM patch.
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Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging

- Memory: improve error reporting and avoid crashes on hotplug
- Build: fixing block/iscsi.so and ranlib warnings on Mac OS X
- Migration fixes for x86
- The odd KVM patch.

# gpg: Signature made Thu 11 Sep 2014 11:21:10 BST using RSA key ID 9B4D86F2
# gpg: Good signature from "Paolo Bonzini <pbonzini@redhat.com>"
# gpg:                 aka "Paolo Bonzini <bonzini@gnu.org>"

* remotes/bonzini/tags/for-upstream: (21 commits)
  gdbstub: init mon_chr through qemu_chr_alloc
  pckbd: adding new fields to vmstate
  mc146818rtc: add missed field to vmstate
  piix: do not set irq while loading vmstate
  serial: fixing vmstate for save/restore
  parallel: adding vmstate for save/restore
  fdc: adding vmstate for save/restore
  cpu: init vmstate for ticks and clock offset
  apic_common: vapic_paddr synchronization fix
  vl: use QLIST_FOREACH_SAFE to visit change state handlers
  exec: add parameter errp to gethugepagesize
  exec: report error when memory < hpagesize
  hostmem-ram: don't exit qemu if size of memory-backend-ram is way too big
  memory: add parameter errp to memory_region_init_rom_device
  memory: add parameter errp to memory_region_init_ram
  exec: add parameter errp to qemu_ram_alloc and qemu_ram_alloc_from_ptr
  rules.mak: Fix DSO build by pulling in archive symbols
  util: Don't link host-utils.o if it's empty
  util: Move general qemu_getauxval to util/getauxval.c
  trace: Only link generated-tracers.o with "simple" backend
  ...

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

include/exec/memory.h

@@ -311,11 +311,13 @@ void memory_region_init_io(MemoryRegion *mr,
  * @owner: the object that tracks the region's reference count
  * @name: the name of the region.
  * @size: size of the region.
+ * @errp: pointer to Error*, to store an error if it happens.
  */
 void memory_region_init_ram(MemoryRegion *mr,
                             struct Object *owner,
                             const char *name,
-                            uint64_t size);
+                            uint64_t size,
+                            Error **errp);
 
 #ifdef __linux__
 /**
@@ -384,13 +386,15 @@ void memory_region_init_alias(MemoryRegion *mr,
  * @ops: callbacks for write access handling.
  * @name: the name of the region.
  * @size: size of the region.
+ * @errp: pointer to Error*, to store an error if it happens.
  */
 void memory_region_init_rom_device(MemoryRegion *mr,
                                    struct Object *owner,
                                    const MemoryRegionOps *ops,
                                    void *opaque,
                                    const char *name,
-                                   uint64_t size);
+                                   uint64_t size,
+                                   Error **errp);
 
 /**
  * memory_region_init_reservation: Initialize a memory region that reserves

include/exec/ram_addr.h

@@ -26,8 +26,8 @@ ram_addr_t qemu_ram_alloc_from_file(ram_addr_t size, MemoryRegion *mr,
                                     bool share, const char *mem_path,
                                     Error **errp);
 ram_addr_t qemu_ram_alloc_from_ptr(ram_addr_t size, void *host,
-                                   MemoryRegion *mr);
-ram_addr_t qemu_ram_alloc(ram_addr_t size, MemoryRegion *mr);
+                                   MemoryRegion *mr, Error **errp);
+ram_addr_t qemu_ram_alloc(ram_addr_t size, MemoryRegion *mr, Error **errp);
 int qemu_get_ram_fd(ram_addr_t addr);
 void *qemu_get_ram_block_host_ptr(ram_addr_t addr);
 void *qemu_get_ram_ptr(ram_addr_t addr);