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dma-mapping fix for Linux 6.9

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- fix the combination of restricted pools and dynamic swiotlb
    (Will Deacon)
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Merge tag 'dma-mapping-6.9-2024-05-04' of git://git.infradead.org/users/hch/dma-mapping

Pull dma-mapping fix from Christoph Hellwig:

 - fix the combination of restricted pools and dynamic swiotlb
   (Will Deacon)

* tag 'dma-mapping-6.9-2024-05-04' of git://git.infradead.org/users/hch/dma-mapping:
  swiotlb: initialise restricted pool list_head when SWIOTLB_DYNAMIC=y
This commit is contained in:
Linus Torvalds 2024-05-05 09:49:21 -07:00
commit 4fbcf58590
1 changed files with 1 additions and 0 deletions
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1
kernel/dma/swiotlb.c
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@ -1798,6 +1798,7 @@ static int rmem_swiotlb_device_init(struct reserved_mem *rmem,
mem->for_alloc = true;
#ifdef CONFIG_SWIOTLB_DYNAMIC
spin_lock_init(&mem->lock);
INIT_LIST_HEAD_RCU(&mem->pools);
#endif
add_mem_pool(mem, pool);