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| author | Wei Gang <gang.wei@intel.com> | 2011-01-26 09:05:53 +0000 |
|---|---|---|
| committer | Wei Gang <gang.wei@intel.com> | 2011-01-26 09:05:53 +0000 |
| commit | 70de4016b4fba4de5b02827a80c59a8f1671c0bf (patch) | |
| tree | 37cc87c0cb670be10d898d97866ba4d893ad825c | |
| parent | 5254df9090db75d2f90ba0167f94e56219f34815 (diff) | |
| download | xen-70de4016b4fba4de5b02827a80c59a8f1671c0bf.tar.gz xen-70de4016b4fba4de5b02827a80c59a8f1671c0bf.tar.bz2 xen-70de4016b4fba4de5b02827a80c59a8f1671c0bf.zip | |
x86: Fix pirq teardown on domain destruction.
The privilege check in unmap_domain_pirq() fails since the teardown
completes in RCU (idle domain) context. We can remove the check since
it is covered in physdev_op() already, which is the only potentially
unprivileged caller.
Signed-off-by: Wei Gang <gang.wei@intel.com>
xen-unstable changeset: 22816:e7f44fb4ecc3
xen-unstable date: Wed Jan 26 08:54:12 2011 +0000
| -rw-r--r-- | xen/arch/x86/irq.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/xen/arch/x86/irq.c b/xen/arch/x86/irq.c index 5458cedaa3..e0c7c95957 100644 --- a/xen/arch/x86/irq.c +++ b/xen/arch/x86/irq.c @@ -1549,9 +1549,6 @@ int unmap_domain_pirq(struct domain *d, int pirq) if ( (pirq < 0) || (pirq >= d->nr_pirqs) ) return -EINVAL; - if ( !IS_PRIV_FOR(current->domain, d) ) - return -EINVAL; - ASSERT(spin_is_locked(&pcidevs_lock)); ASSERT(spin_is_locked(&d->event_lock)); |