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

Pull request

No changelog-worthy entries, just small tweaks.

# gpg: Signature made Mon 29 Oct 2018 13:55:54 GMT
# 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:
  nvdimm: Add docs hint for Linux driver name
  util: aio-posix: fix a typo
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

docs/nvdimm.txt

@@ -49,8 +49,9 @@ Multiple vNVDIMM devices can be created if multiple pairs of "-object"
 and "-device" are provided.
 
 For above command line options, if the guest OS has the proper NVDIMM
-driver, it should be able to detect a NVDIMM device which is in the
-persistent memory mode and whose size is $NVDIMM_SIZE.
+driver (e.g. "CONFIG_ACPI_NFIT=y" under Linux), it should be able to
+detect a NVDIMM device which is in the persistent memory mode and whose
+size is $NVDIMM_SIZE.
 
 Note:
 

util/aio-posix.c

@@ -40,7 +40,7 @@ struct AioHandler
 
 #ifdef CONFIG_EPOLL_CREATE1
 
-/* The fd number threashold to switch to epoll */
+/* The fd number threshold to switch to epoll */
 #define EPOLL_ENABLE_THRESHOLD 64
 
 static void aio_epoll_disable(AioContext *ctx)