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authorPeter Maydell <peter.maydell@linaro.org>2021-06-24 09:31:26 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-06-24 09:31:26 +0100
commitd0ac9a61474cf594d19082bc8976247e984ea9a3 (patch)
tree140d9ed53026e577e12e46e5837c924ae6a3c30e /docs
parentb22726abdfa54592d6ad88f65b0297c0e8b363e2 (diff)
parentc32c3d68ed0629910d5a1cd72bfb57d7f89b553b (diff)
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Merge remote-tracking branch 'remotes/thuth-gitlab/tags/pull-request-2021-06-21' into staging
* Documentation updates * Remove leading underscores from header guards * Display hexadecimal value with '0x' prefix # gpg: Signature made Mon 21 Jun 2021 11:33:53 BST # gpg: using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5 # gpg: issuer "thuth@redhat.com" # gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full] # gpg: aka "Thomas Huth <thuth@redhat.com>" [full] # gpg: aka "Thomas Huth <huth@tuxfamily.org>" [full] # gpg: aka "Thomas Huth <th.huth@posteo.de>" [unknown] # Primary key fingerprint: 27B8 8847 EEE0 2501 18F3 EAB9 2ED9 D774 FE70 2DB5 * remotes/thuth-gitlab/tags/pull-request-2021-06-21: MAINTAINERS: Add qtest/arm-cpu-features.c to ARM TCG CPUs section fuzz: Display hexadecimal value with '0x' prefix Remove leading underscores from QEMU defines Update documentation to refer to new location for issues docs/tools/virtiofsd: Fix bad rst syntax docs/tools/virtiofsd.rst: Do not hard-code the QEMU binary name docs/interop/live-block-operations: Do not hard-code the QEMU binary name Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'docs')
-rw-r--r--docs/interop/live-block-operations.rst32
-rw-r--r--docs/tools/virtiofsd.rst22
2 files changed, 30 insertions, 24 deletions
diff --git a/docs/interop/live-block-operations.rst b/docs/interop/live-block-operations.rst
index 1073b93..477d085 100644
--- a/docs/interop/live-block-operations.rst
+++ b/docs/interop/live-block-operations.rst
@@ -127,13 +127,15 @@ Interacting with a QEMU instance
To show some example invocations of command-line, we will use the
following invocation of QEMU, with a QMP server running over UNIX
-socket::
+socket:
- $ ./qemu-system-x86_64 -display none -no-user-config \
- -M q35 -nodefaults -m 512 \
- -blockdev node-name=node-A,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./a.qcow2 \
- -device virtio-blk,drive=node-A,id=virtio0 \
- -monitor stdio -qmp unix:/tmp/qmp-sock,server=on,wait=off
+.. parsed-literal::
+
+ $ |qemu_system| -display none -no-user-config -nodefaults \\
+ -m 512 -blockdev \\
+ node-name=node-A,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./a.qcow2 \\
+ -device virtio-blk,drive=node-A,id=virtio0 \\
+ -monitor stdio -qmp unix:/tmp/qmp-sock,server=on,wait=off
The ``-blockdev`` command-line option, used above, is available from
QEMU 2.9 onwards. In the above invocation, notice the ``node-name``
@@ -692,14 +694,16 @@ And start the destination QEMU (we already have the source QEMU running
-- discussed in the section: `Interacting with a QEMU instance`_)
instance, with the following invocation. (As noted earlier, for
simplicity's sake, the destination QEMU is started on the same host, but
-it could be located elsewhere)::
-
- $ ./qemu-system-x86_64 -display none -no-user-config \
- -M q35 -nodefaults -m 512 \
- -blockdev node-name=node-TargetDisk,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./target-disk.qcow2 \
- -device virtio-blk,drive=node-TargetDisk,id=virtio0 \
- -S -monitor stdio -qmp unix:./qmp-sock2,server=on,wait=off \
- -incoming tcp:localhost:6666
+it could be located elsewhere):
+
+.. parsed-literal::
+
+ $ |qemu_system| -display none -no-user-config -nodefaults \\
+ -m 512 -blockdev \\
+ node-name=node-TargetDisk,driver=qcow2,file.driver=file,file.node-name=file,file.filename=./target-disk.qcow2 \\
+ -device virtio-blk,drive=node-TargetDisk,id=virtio0 \\
+ -S -monitor stdio -qmp unix:./qmp-sock2,server=on,wait=off \\
+ -incoming tcp:localhost:6666
Given the disk image chain on source QEMU::
diff --git a/docs/tools/virtiofsd.rst b/docs/tools/virtiofsd.rst
index 00554c7..4911e79 100644
--- a/docs/tools/virtiofsd.rst
+++ b/docs/tools/virtiofsd.rst
@@ -239,7 +239,7 @@ xattr-mapping Examples
::
--o xattrmap=":prefix:all::user.virtiofs.::bad:all:::"
+ -o xattrmap=":prefix:all::user.virtiofs.::bad:all:::"
This uses two rules, using : as the field separator;
@@ -250,7 +250,8 @@ the host set.
This is equivalent to the 'map' rule:
::
--o xattrmap=":map::user.virtiofs.:"
+
+ -o xattrmap=":map::user.virtiofs.:"
2) Prefix 'trusted.' attributes, allow others through
@@ -277,7 +278,8 @@ through.
This is equivalent to the 'map' rule:
::
--o xattrmap="/map/trusted./user.virtiofs./"
+
+ -o xattrmap="/map/trusted./user.virtiofs./"
3) Hide 'security.' attributes, and allow everything else
@@ -298,13 +300,13 @@ Examples
Export ``/var/lib/fs/vm001/`` on vhost-user UNIX domain socket
``/var/run/vm001-vhost-fs.sock``:
-::
+.. parsed-literal::
host# virtiofsd --socket-path=/var/run/vm001-vhost-fs.sock -o source=/var/lib/fs/vm001
- host# qemu-system-x86_64 \
- -chardev socket,id=char0,path=/var/run/vm001-vhost-fs.sock \
- -device vhost-user-fs-pci,chardev=char0,tag=myfs \
- -object memory-backend-memfd,id=mem,size=4G,share=on \
- -numa node,memdev=mem \
- ...
+ host# |qemu_system| \\
+ -chardev socket,id=char0,path=/var/run/vm001-vhost-fs.sock \\
+ -device vhost-user-fs-pci,chardev=char0,tag=myfs \\
+ -object memory-backend-memfd,id=mem,size=4G,share=on \\
+ -numa node,memdev=mem \\
+ ...
guest# mount -t virtiofs myfs /mnt