Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\ring_buffer.c Create Date:2022-07-28 11:53:14
Last Modify:2020-03-17 19:30:04 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:_list_head - remove any bit

Proto:static struct list_head *rb_list_head(struct list_head *list)

Type:struct list_head

Parameter:

TypeParameterName
struct list_head *list
855  val = list
857  Return val & ~RB_FLAG_MASK
Caller
NameDescribe
rb_is_reader_page_is_reader_page* The unique thing about the reader page, is that, if the* writer is ever on it, the previous pointer never points* back to the reader page.
rb_inc_page
rb_set_head_page
rb_check_list_check_list - make sure a pointer to a list has the last bits zero
rb_remove_pages
rb_get_reader_page