Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\dma\debug.c Create Date:2022-07-28 10:34:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:active_cacheline_remove

Proto:static void active_cacheline_remove(struct dma_debug_entry *entry)

Type:void

Parameter:

TypeParameterName
struct dma_debug_entry *entry
534  cln = to_cacheline_number(entry)
538  If direction == DMA_TO_DEVICE Then Return
541  spin_lock_irqsave( & radix_lock, flags)
546  If active_cacheline_dec_overlap(cln) < 0 Then adix_tree_delete - delete an entry from a radix tree*@root: radix tree root*@index: index key* Remove the entry at @index from the radix tree rooted at @root.* Return: The deleted entry, or %NULL if it was not present.
548  spin_unlock_irqrestore( & radix_lock, flags)
Caller
NameDescribe
dma_entry_free