Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\dcache.c Create Date:2022-07-28 20:07:30
Last Modify:2020-03-18 10:27:32 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:swap_names

Proto:static void swap_names(struct dentry *dentry, struct dentry *target)

Type:void

Parameter:

TypeParameterName
struct dentry *dentry
struct dentry *target
2734  If Value for the false possibility is greater at compile time(dname_external(target)) Then
2735  If Value for the false possibility is greater at compile time(dname_external(dentry)) Then
2739  swap - swap values of @a and @b*@a: first value*@b: second value(name, name)
2740  Else
2745  memcpy( small names , name, len + 1)
2747  name = name
2748  name = small names
2750  Else
2751  If Value for the false possibility is greater at compile time(dname_external(dentry)) Then
2756  memcpy( small names , name, len + 1)
2758  name = name
2759  name = small names
2760  Else
2765  BUILD_BUG_ON - break compile if a condition is true(!IS_ALIGNED(128 bytes , sizeof(long)))
2766  When i < 128 bytes / sizeof(long) cycle
2772  swap - swap values of @a and @b*@a: first value*@b: second value(hash_len, hash_len)
Caller
NameDescribe
__d_move__d_move - move a dentry*@dentry: entry to move*@target: new dentry*@exchange: exchange the two dentries* Update the dcache to reflect the move of a file name