Re: [PATCH v1 08/13] iommufd/device: Move sw_msi_start from igroup to idev
From: Jason Gunthorpe <jgg@nvidia.com>
Date: 2025-02-09 18:41:57
Also in:
linux-iommu, linux-kselftest, linux-patches, lkml
On Sat, Feb 08, 2025 at 01:02:41AM -0800, Nicolin Chen wrote:
quoted hunk ↗ jump to hunk
@@ -433,8 +433,8 @@ static int iommufd_group_setup_msi(struct iommufd_group *igroup, list_for_each_entry(cur, &ictx->sw_msi_list, sw_msi_item) { int rc; - if (cur->sw_msi_start != igroup->sw_msi_start || - !test_bit(cur->id, igroup->required_sw_msi.bitmap)) + if (cur->sw_msi_start != idev->sw_msi_start || + !test_bit(cur->id, idev->igroup->required_sw_msi.bitmap)) continue;
So we end up creating seperate sw_msi_list items with unique IDs for every sw_msi_start? That indeed might work well, I will try to check it and think about this harder. Jason