Function report |
Source Code:kernel\relay.c |
Create Date:2022-07-28 11:46:56 |
Last Modify:2020-03-17 19:20:22 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:relay_create_buf_file
Proto:static struct dentry *relay_create_buf_file(struct rchan *chan, struct rchan_buf *buf, unsigned int cpu)
Type:struct dentry
Parameter:
Type | Parameter | Name |
---|---|---|
struct rchan * | chan | |
struct rchan_buf * | buf | |
unsigned int | cpu |
422 | tmpname = kzalloc - allocate memory. The memory is set to zero.*@size: how many bytes of memory are required.*@flags: the type of memory to allocate (see kmalloc). |
423 | If Not tmpname Then Return NULL |
428 | dentry = create_buf_file(tmpname, parent dentry passed to open , S_IRUSR, buf, & One global buffer ? ) |
436 | Return dentry |
Name | Describe |
---|---|
relay_open_buf | lay_open_buf - create a new relay channel buffer* used by relay_open() and CPU hotplug. |
relay_late_setup_files | lay_late_setup_files - triggers file creation*@chan: channel to operate on*@base_filename: base name of files to create*@parent: dentry of parent directory, %NULL for root directory* Returns 0 if successful, non-zero otherwise |
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