Function report |
Source Code:include\linux\xarray.h |
Create Date:2022-07-28 05:42:15 |
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:xa_reserve() - Reserve this index in the XArray.*@xa: XArray.*@index: Index into array.*@gfp: Memory allocation flags.* Ensures there is somewhere to store an entry at @index in the array.* If there is already something stored at @index, this function does
Proto:static inline __must_check int xa_reserve(struct xarray *xa, unsigned long index, gfp_t gfp)
Type:int
Parameter:
| Type | Parameter | Name |
|---|---|---|
| struct xarray * | xa | |
| unsigned long | index | |
| gfp_t | gfp |
| 1042 | Return xa_err() - Turn an XArray result into an errno |
| Name | Describe |
|---|---|
| check_reserve | |
| check_align_2 | We should always be able to store without allocating memory after* reserving a slot. |
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