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authorSairaj Kodilkar <sarunkod@amd.com>2025-03-07 15:28:20 +0530
committerJoerg Roedel <jroedel@suse.de>2025-03-13 12:14:15 +0100
commiteaf717fa1c3f01ed7762f0733787b07d1ab6c970 (patch)
treedd2484213feb5a24f81019a37102070f088ed0ef /scripts/gdb/linux/interrupts.py
parent1c608b0b280d8a33edee28f4fb531151b47ec33c (diff)
iommu/amd: Replace slab cache allocator with page allocator
Commit 05152a049444 ("iommu/amd: Add slab-cache for irq remapping tables") introduces slab cache allocator. But slab cache allocator provides benefit only when the allocation and deallocation of many identical objects is frequent. The AMD IOMMU driver allocates Interrupt remapping table (IRT) when device driver requests IRQ for the first time and never frees it. Hence the slab allocator does not provide any benefit here. Signed-off-by: Sairaj Kodilkar <sarunkod@amd.com> Reviewed-by: Vasant Hegde <vasant.hegde@amd.com> Link: https://lore.kernel.org/r/20250307095822.2274-3-sarunkod@amd.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
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