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| author | Yoshimi Ichiyanagi <ichiyanagi.yoshimi@lab.ntt.co.jp> | 2007-01-05 16:36:24 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.osdl.org> | 2007-01-05 23:55:22 -0800 |
| commit | e097f35ce58eb8d687f3a300247cf1a978fcea39 (patch) | |
| tree | d6d35f79744a7ec1b507c26b00ffd76effd1198e | |
| parent | d3b2c33860d4acdfe3ac29b40b03e655eb8d1e2c (diff) | |
| download | blackbird-op-linux-e097f35ce58eb8d687f3a300247cf1a978fcea39.tar.gz blackbird-op-linux-e097f35ce58eb8d687f3a300247cf1a978fcea39.zip | |
[PATCH] KVM: Recover after an arch module load failure
If we load the wrong arch module, it leaves behind kvm_arch_ops set, which
prevents loading of the correct arch module later.
Fix be not setting kvm_arch_ops until we're sure it's good.
Signed-off-by: Yoshimi Ichiyanagi <ichiyanagi.yoshimi@lab.ntt.co.jp>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
| -rw-r--r-- | drivers/kvm/kvm_main.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index ce7fe640f18d..b54caf0ceeb1 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -1944,17 +1944,17 @@ int kvm_init_arch(struct kvm_arch_ops *ops, struct module *module) return -EEXIST; } - kvm_arch_ops = ops; - - if (!kvm_arch_ops->cpu_has_kvm_support()) { + if (!ops->cpu_has_kvm_support()) { printk(KERN_ERR "kvm: no hardware support\n"); return -EOPNOTSUPP; } - if (kvm_arch_ops->disabled_by_bios()) { + if (ops->disabled_by_bios()) { printk(KERN_ERR "kvm: disabled by bios\n"); return -EOPNOTSUPP; } + kvm_arch_ops = ops; + r = kvm_arch_ops->hardware_setup(); if (r < 0) return r; |
