Function report |
Source Code:fs\dcache.c |
Create Date:2022-07-28 20:07:26 |
Last Modify:2020-03-18 10:27:32 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:retain_dentry
Proto:static inline bool retain_dentry(struct dentry *dentry)
Type:bool
Parameter:
Type | Parameter | Name |
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struct dentry * | dentry |
637 | WARN_ON(d_in_lookup(dentry)) |
640 | If Value for the false possibility is greater at compile time(d_unhashed - is dentry hashed*@dentry: entry to check* Returns true if the dentry passed is not currently hashed.) Then Return false |
643 | If Value for the false possibility is greater at compile time( protected by d_lock & DCACHE_DISCONNECTED) Then Return false |
651 | count-- |
652 | If Value for the false possibility is greater at compile time(!( protected by d_lock & DCACHE_LRU_LIST)) Then d_lru_add(dentry) |
654 | Else if Value for the false possibility is greater at compile time(!( protected by d_lock & Recently used, don't discard. )) Then protected by d_lock |= Recently used, don't discard. |
656 | Return true |
Name | Describe |
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dentry_kill | Finish off a dentry we've decided to kill.* Returns dentry requiring refcount drop, or NULL if we're done. |
dput | dput - release a dentry*@dentry: dentry to release * Release a dentry. This will drop the usage count and if appropriate* call the dentry unlink method as well as removing it from the queues and* releasing its resources |
dput_to_list |
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