hw/9pfs: Add new proxy filesystem driver

Add new proxy filesystem driver to add root privilege to qemu process.
It needs a helper process to be started by root user.

Following command line can be used to utilize proxy filesystem driver
-virtfs proxy,id=<id>,mount_tag=<tag>,socket_fd=<socket-fd>

Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
M. Mohan Kumar 2011-12-14 13:49:28 +05:30 committed by Aneesh Kumar K.V
parent ddca7f86ac
commit 4c793dda22
7 changed files with 426 additions and 1 deletions

View file

@ -211,6 +211,9 @@ QemuOptsList qemu_fsdev_opts = {
}, {
.name = "readonly",
.type = QEMU_OPT_BOOL,
}, {
.name = "sock_fd",
.type = QEMU_OPT_NUMBER,
},
{ /*End of list */ }
@ -240,6 +243,9 @@ QemuOptsList qemu_virtfs_opts = {
}, {
.name = "readonly",
.type = QEMU_OPT_BOOL,
}, {
.name = "sock_fd",
.type = QEMU_OPT_NUMBER,
},
{ /*End of list */ }