diff options
| author | Joerg Roedel <joro@8bytes.org> | 2013-04-09 21:14:08 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-05-11 07:18:19 -0700 |
| commit | 8957e4463fbfb88d2ee0732156c17ffadd582f38 (patch) | |
| tree | 09bfe2df7f0e7428b4c42bb8145f3863bae2a56f /drivers/iommu | |
| parent | 7d65bdce33740070101dd6fb366f1bac003a9a49 (diff) | |
iommu/amd: Properly initialize irq-table lock
commit 197887f03daecdb3ae21bafeb4155412abad3497 upstream.
Fixes a lockdep warning.
Reviewed-by: Shuah Khan <shuahkhan@gmail.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/amd_iommu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index b287ca33833..cbb164581e7 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -3947,6 +3947,9 @@ static struct irq_remap_table *get_irq_table(u16 devid, bool ioapic) if (!table) goto out; + /* Initialize table spin-lock */ + spin_lock_init(&table->lock); + if (ioapic) /* Keep the first 32 indexes free for IOAPIC interrupts */ table->min_index = 32; |