From ce6fab9357a00296ff80bfea695619e481503b4a Mon Sep 17 00:00:00 2001 From: Eder Zulian Date: Tue, 15 Oct 2024 00:40:26 +0200 Subject: [PATCH] docs/core-api: swiotlb: fix typos Correct references to swiotlb_tbl_map_single() and swiotlb_tbl_unmap_single() in the documentation for swiotlb. Fix two small typos that went unnoticed in commit c93f261dfc39 ("Documentation/core-api: add swiotlb documentation"): swiotlb_tlb_map_single --> swiotlb_tbl_map_single swiotbl_tlb_unmap_single --> swiotlb_tbl_unmap_single Signed-off-by: Eder Zulian Signed-off-by: Jonathan Corbet Link: https://lore.kernel.org/r/20241014224026.1838525-1-ezulian@redhat.com --- Documentation/core-api/swiotlb.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/core-api/swiotlb.rst b/Documentation/core-api/swiotlb.rst index cf06bae44ff8..9e0fe027dd3b 100644 --- a/Documentation/core-api/swiotlb.rst +++ b/Documentation/core-api/swiotlb.rst @@ -295,9 +295,9 @@ slot set. Fourth, the io_tlb_slot array keeps track of any "padding slots" allocated to meet alloc_align_mask requirements described above. When -swiotlb_tlb_map_single() allocates bounce buffer space to meet alloc_align_mask +swiotlb_tbl_map_single() allocates bounce buffer space to meet alloc_align_mask requirements, it may allocate pre-padding space across zero or more slots. But -when swiotbl_tlb_unmap_single() is called with the bounce buffer address, the +when swiotlb_tbl_unmap_single() is called with the bounce buffer address, the alloc_align_mask value that governed the allocation, and therefore the allocation of any padding slots, is not known. The "pad_slots" field records the number of padding slots so that swiotlb_tbl_unmap_single() can free them.