函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\xarray.c Create Date:2022-07-27 07:10:54
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：__xa_clear_mark() - Clear this mark on this entry while locked.*@xa: XArray.*@index: Index of entry.*@mark: Mark number.* Context: Any context. Expects xa_lock to be held on entry.

函数原型：void __xa_clear_mark(struct xarray *xa, unsigned long index, xa_mark_t mark)

返回类型：void

参数：

类型参数名称
struct xarray *xa
unsigned longindex
xa_mark_tmark
1720  XA_STATE() - Declare an XArray operation state.*@name: Name of this operation state (usually xas).*@array: Array to operate on.*@index: Initial index of interest.* Declare and initialise an xa_state on the stack.(xas, xa, index)
1721  entry等于xas_load() - Load an entry from the XArray (advanced).*@xas: XArray operation state.* Usually walks the @xas to the appropriate state to load the entry* stored at xa_index. However, it will do nothing and return %NULL if*@xas is in an error state
1723  如果entry则xas_clear_mark() - Clears the mark on this entry and its parents.*@xas: XArray operation state.*@mark: Mark number.* Clears the specified mark on this entry, and walks back to the head* attempting to clear it on all the ancestor entries. Does nothing if
调用者
名称描述
xa_clear_markxa_clear_mark() - Clear this mark on this entry.*@xa: XArray.*@index: Index of entry.*@mark: Mark number.* Clearing a mark always succeeds.* Context: Process context. Takes and releases the xa_lock.
test_clear_page_writeback