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| author | Sasha Levin <sasha.levin@oracle.com> | 2015-10-20 23:32:33 -0400 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2015-10-28 10:45:52 +0000 |
| commit | 6d7eeb7a1328fcce82b5783d9e4605bf5e4737dd (patch) | |
| tree | ddc3d9b9761bae61aed7812048f2ae56d9f619f6 | |
| parent | 30867c55012f05f3ad28322bcf86dcfb83b9f21b (diff) | |
| download | kvmtool-6d7eeb7a1328fcce82b5783d9e4605bf5e4737dd.tar.gz | |
kvmtool: set 9p caching mode to support writable mmaps
9p doesn't support writable mmaps by default (when cache=none), set it to
loose caching to allow for writable mmaps.
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
| -rw-r--r-- | builtin-run.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/builtin-run.c b/builtin-run.c index 6e4491c6..d7d3afd8 100644 --- a/builtin-run.c +++ b/builtin-run.c @@ -590,7 +590,7 @@ static struct kvm *kvm_cmd_run_init(int argc, const char **argv) } if (kvm->cfg.using_rootfs) { - strcat(real_cmdline, " rw rootflags=trans=virtio,version=9p2000.L rootfstype=9p"); + strcat(real_cmdline, " rw rootflags=trans=virtio,version=9p2000.L,cache=loose rootfstype=9p"); if (kvm->cfg.custom_rootfs) { kvm_run_set_sandbox(kvm); |