On 19.11.2025 11:22, Teddy Astie wrote: > Le 13/11/2025 à 12:39, Jan Beulich a écrit : >> On 12.11.2025 16:37, Teddy Astie wrote: >>> When updating a DTE, amd_iommu_setup_domain_device() would check if >>> the update had been non-atomic (i.e rc > 0) and throw a warning if >>> such non-atomic update could be dangerous. However since commit >>> 3fc44151d83d, rc can no longer be positive, making this branch >>> unreachable code. >> >> I.e. it addresses a Misra concern and hence ... >> >>> No functional change intended. >>> >>> Signed-off-by: Teddy Astie <[email protected]> >> >> ... wants at least an Amends: tag, likely a Fixes: one. Then: > > With : > > Fixes: 3fc44151d83d ("x86/iommu: remove non-CX16 logic from DMA remapping") > > ? > > As it is the commit that removed the rc > 0 case.
Yes, that looks to be the one. Jan
