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| author | Jiang Liu <jiang.liu@linux.intel.com> | 2015-01-07 15:31:42 +0800 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2015-01-15 11:24:24 +0100 |
| commit | 7fa1c842caca3b1d8a55a64033403cab8ca8583a (patch) | |
| tree | 8c79a44fed49274c538781dafaa3071c77aa09d3 /drivers/iommu/intel_irq_remapping.c | |
| parent | 30969e34ae6edf10a003f6c0be1fecf6dadcd421 (diff) | |
| download | blackbird-obmc-linux-7fa1c842caca3b1d8a55a64033403cab8ca8583a.tar.gz blackbird-obmc-linux-7fa1c842caca3b1d8a55a64033403cab8ca8583a.zip | |
iommu/irq_remapping: Change variable disable_irq_remap to be static
Change variable disable_irq_remap to be static and simplify the code.
Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Tested-by: Joerg Roedel <joro@8bytes.org>
Cc: Tony Luck <tony.luck@intel.com>
Cc: iommu@lists.linux-foundation.org
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Link: http://lkml.kernel.org/r/1420615903-28253-16-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/iommu/intel_irq_remapping.c')
| -rw-r--r-- | drivers/iommu/intel_irq_remapping.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c index fb72bd5f438c..14de1ab223c8 100644 --- a/drivers/iommu/intel_irq_remapping.c +++ b/drivers/iommu/intel_irq_remapping.c @@ -588,10 +588,6 @@ static int __init intel_prepare_irq_remapping(void) struct dmar_drhd_unit *drhd; struct intel_iommu *iommu; - /* First check whether IRQ remapping should be enabled */ - if (disable_irq_remap) - return -ENODEV; - if (irq_remap_broken) { printk(KERN_WARNING "This system BIOS has enabled interrupt remapping\n" @@ -600,7 +596,6 @@ static int __init intel_prepare_irq_remapping(void) "interrupt remapping is being disabled. Please\n" "contact your BIOS vendor for an update\n"); add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK); - disable_irq_remap = 1; return -ENODEV; } |
