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authorAnthony Liguori <aliguori@us.ibm.com>2012-02-27 11:19:27 -0600
committerAnthony Liguori <aliguori@us.ibm.com>2012-02-27 11:19:27 -0600
commitb55c952aea6de024bf1a06357b49367fba045443 (patch)
tree63574bbaa02ba71451712908253280a8a9ef8c22
parent90d7416ab13113ccd3891435eea8715c5f503460 (diff)
parent67d6fa53629f1eb3401974d740310c10e03fa1c9 (diff)
Merge remote-tracking branch 'aneesh/for-upstream' into staging
* aneesh/for-upstream: hw/9pfs: Endian fixes for virtfs ./configure: add option for disabling VirtFS
-rw-r--r--Makefile2
-rwxr-xr-xconfigure25
-rw-r--r--hw/9pfs/virtio-9p.c8
3 files changed, 26 insertions, 9 deletions
diff --git a/Makefile b/Makefile
index ad1e62775..d49b84e0e 100644
--- a/Makefile
+++ b/Makefile
@@ -40,7 +40,9 @@ HELPERS-$(CONFIG_LINUX) = qemu-bridge-helper$(EXESUF)
ifdef BUILD_DOCS
DOCS=qemu-doc.html qemu-tech.html qemu.1 qemu-img.1 qemu-nbd.8 QMP/qmp-commands.txt
+ifdef CONFIG_VIRTFS
DOCS+=fsdev/virtfs-proxy-helper.1
+endif
else
DOCS=
endif
diff --git a/configure b/configure
index f9d533004..d9dde969d 100755
--- a/configure
+++ b/configure
@@ -122,6 +122,7 @@ docs=""
fdt=""
nptl=""
sdl=""
+virtfs=""
vnc="yes"
sparse="no"
uuid=""
@@ -597,6 +598,10 @@ for opt do
;;
--enable-sdl) sdl="yes"
;;
+ --disable-virtfs) virtfs="no"
+ ;;
+ --enable-virtfs) virtfs="yes"
+ ;;
--disable-vnc) vnc="no"
;;
--enable-vnc) vnc="yes"
@@ -1004,6 +1009,8 @@ echo " --disable-strip disable stripping binaries"
echo " --disable-werror disable compilation abort on warning"
echo " --disable-sdl disable SDL"
echo " --enable-sdl enable SDL"
+echo " --disable-virtfs disable VirtFS"
+echo " --enable-virtfs enable VirtFS"
echo " --disable-vnc disable VNC"
echo " --enable-vnc enable VNC"
echo " --enable-cocoa enable COCOA (Mac OS X only)"
@@ -2820,8 +2827,15 @@ confdir=$sysconfdir$confsuffix
tools=
if test "$softmmu" = yes ; then
tools="qemu-img\$(EXESUF) qemu-io\$(EXESUF) $tools"
- if [ "$cap" = "yes" -a "$linux" = "yes" ] ; then
- tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
+ if test "$virtfs" != no ; then
+ if test "$cap" = yes && test "$linux" = yes && test "$attr" = yes ; then
+ virtfs=yes
+ tools="$tools fsdev/virtfs-proxy-helper\$(EXESUF)"
+ else
+ if test "$virtfs" = yes; then
+ feature_not_found "virtfs"
+ fi
+ fi
fi
if [ "$linux" = "yes" -o "$bsd" = "yes" -o "$solaris" = "yes" ] ; then
tools="qemu-nbd\$(EXESUF) $tools"
@@ -2886,6 +2900,7 @@ echo "Audio drivers $audio_drv_list"
echo "Extra audio cards $audio_card_list"
echo "Block whitelist $block_drv_whitelist"
echo "Mixer emulation $mixemu"
+echo "VirtFS support $virtfs"
echo "VNC support $vnc"
if test "$vnc" = "yes" ; then
echo "VNC TLS support $vnc_tls"
@@ -3175,10 +3190,8 @@ fi
if test "$libattr" = "yes" ; then
echo "CONFIG_LIBATTR=y" >> $config_host_mak
fi
-if test "$linux" = "yes" ; then
- if test "$attr" = "yes" ; then
- echo "CONFIG_VIRTFS=y" >> $config_host_mak
- fi
+if test "$virtfs" = "yes" ; then
+ echo "CONFIG_VIRTFS=y" >> $config_host_mak
fi
if test "$blobs" = "yes" ; then
echo "INSTALL_BLOBS=yes" >> $config_host_mak
diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c
index a72ffc339..c633fb9b7 100644
--- a/hw/9pfs/virtio-9p.c
+++ b/hw/9pfs/virtio-9p.c
@@ -1349,7 +1349,9 @@ static void v9fs_open(void *opaque)
if (s->proto_version == V9FS_PROTO_2000L) {
err = pdu_unmarshal(pdu, offset, "dd", &fid, &mode);
} else {
- err = pdu_unmarshal(pdu, offset, "db", &fid, &mode);
+ uint8_t modebyte;
+ err = pdu_unmarshal(pdu, offset, "db", &fid, &modebyte);
+ mode = modebyte;
}
if (err < 0) {
goto out_nofid;
@@ -3260,9 +3262,9 @@ void handle_9p_output(VirtIODevice *vdev, VirtQueue *vq)
ptr = pdu->elem.out_sg[0].iov_base;
- memcpy(&pdu->size, ptr, 4);
+ pdu->size = le32_to_cpu(*(uint32_t *)ptr);
pdu->id = ptr[4];
- memcpy(&pdu->tag, ptr + 5, 2);
+ pdu->tag = le16_to_cpu(*(uint16_t *)(ptr + 5));
qemu_co_queue_init(&pdu->complete);
submit_pdu(s, pdu);
}