From 2c74c2cb4bedddbfa67628fbd5f9273b4e0e9903 Mon Sep 17 00:00:00 2001 From: "M. Mohan Kumar" Date: Tue, 25 Oct 2011 12:10:39 +0530 Subject: hw/9pfs: Read-only support for 9p export A new fsdev parameter "readonly" is introduced to control accessing 9p export. "readonly" can be used to specify the access type. By default "rw" access is given to 9p export. Signed-off-by: M. Mohan Kumar Signed-off-by: Aneesh Kumar K.V --- fsdev/qemu-fsdev.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'fsdev/qemu-fsdev.c') diff --git a/fsdev/qemu-fsdev.c b/fsdev/qemu-fsdev.c index 5977bcca4c..27d10cb3b3 100644 --- a/fsdev/qemu-fsdev.c +++ b/fsdev/qemu-fsdev.c @@ -35,7 +35,7 @@ int qemu_fsdev_add(QemuOpts *opts) const char *path = qemu_opt_get(opts, "path"); const char *sec_model = qemu_opt_get(opts, "security_model"); const char *writeout = qemu_opt_get(opts, "writeout"); - + bool ro = qemu_opt_get_bool(opts, "readonly", 0); if (!fsdev_id) { fprintf(stderr, "fsdev: No id specified\n"); @@ -86,6 +86,11 @@ int qemu_fsdev_add(QemuOpts *opts) fsle->fse.export_flags |= V9FS_IMMEDIATE_WRITEOUT; } } + if (ro) { + fsle->fse.export_flags |= V9FS_RDONLY; + } else { + fsle->fse.export_flags &= ~V9FS_RDONLY; + } if (strcmp(fsdriver, "local")) { goto done; -- cgit v1.2.1