Commit 7460d43b authored by Joerg Roedel's avatar Joerg Roedel
Browse files

Merge tag 'arm-smmu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into fixes 

Arm SMMU fixes for 6.13-rc

- Use raw_smp_processor_id() when balancing traffic for NVIDIA's custom
  command queue implementation.
parents 91da87d3 1f806218

drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c

+1 −1
Original line number Diff line number Diff line
@@ -339,7 +339,7 @@ tegra241_cmdqv_get_cmdq(struct arm_smmu_device *smmu, 
	 * one CPU at a time can enter the process, while the others

	 * will be spinning at the same lock.

	 */

	lidx = smp_processor_id() % cmdqv->num_lvcmdqs_per_vintf;

	lidx = raw_smp_processor_id() % cmdqv->num_lvcmdqs_per_vintf;

	vcmdq = vintf->lvcmdqs[lidx];

	if (!vcmdq || !READ_ONCE(vcmdq->enabled))

		return NULL;