intel-iommu: Flush unmaps at domain_exit
We typically batch unmaps to be lazily flushed out at regular intervals. When we destroy a domain, we need to force a flush of these lazy unmaps to be sure none reference the domain we're about to free. Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=35062 Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com> Cc: stable@kernel.org
This commit is contained in:
parent
b3a530e4e7
commit
7b66835781
|
@ -1422,6 +1422,10 @@ static void domain_exit(struct dmar_domain *domain)
|
|||
if (!domain)
|
||||
return;
|
||||
|
||||
/* Flush any lazy unmaps that may reference this domain */
|
||||
if (!intel_iommu_strict)
|
||||
flush_unmaps_timeout(0);
|
||||
|
||||
domain_remove_dev_info(domain);
|
||||
/* destroy iovas */
|
||||
put_iova_domain(&domain->iovad);
|
||||
|
|
Loading…
Reference in a new issue