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IDR_ALLOC_CYCLIC(9) | Basic Kernel Library Functions | IDR_ALLOC_CYCLIC(9) |
NAME¶
idr_alloc_cyclic - allocate new idr entry in a cyclical fashionSYNOPSIS¶
int idr_alloc_cyclic(struct idr * idr, void * ptr, int start, int end, gfp_t gfp);
ARGUMENTS¶
struct idr * idridr handle
void * ptr
pointer to be associated with the new id
int start
the minimum id (inclusive)
int end
the maximum id (exclusive)
gfp_t gfp
memory allocation flags
DESCRIPTION¶
Allocates an ID larger than the last ID allocated if one is available. If not, it will attempt to allocate the smallest ID that is larger or equal to start.COPYRIGHT¶
July 2017 | Kernel Hackers Manual 4.11 |