Re: [PATCH v7 20/22] dma: swiotlb: free dynamic pools from process context
From: Jason Gunthorpe <jgg@ziepe.ca>
Date: 2026-07-13 19:41:42
Also in:
linux-arm-kernel, linux-coco, linux-iommu, linux-s390, lkml
On Wed, Jul 01, 2026 at 11:19:24AM +0530, Aneesh Kumar K.V (Arm) wrote:
quoted hunk ↗ jump to hunk
@@ -840,7 +843,7 @@ static void swiotlb_del_pool(struct device *dev, struct io_tlb_pool *pool) list_del_rcu(&pool->node); spin_unlock_irqrestore(&dev->dma_io_tlb_lock, flags); - call_rcu(&pool->rcu, swiotlb_dyn_free); + swiotlb_schedule_dyn_free(pool);
This knows if the pool has cc_shared memory in it since there is now a flag tracking that? So should the work queue version be conditional on that flag? Jason