Function report |
Source Code:lib\genalloc.c |
Create Date:2022-07-28 06:56:51 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:map_set_ll - set the specified number of bits at the specified position*@map: pointer to a bitmap*@start: a bit position in @map*@nr: number of bits to set* Set @nr bits start from @start in @map lock-lessly. Several users
Proto:static int bitmap_set_ll(unsigned long *map, int start, int nr)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
unsigned long * | map | |
int | start | |
int | nr |
88 | bits_to_set = BITS_PER_LONG - start % BITS_PER_LONG |
91 | When nr - bits_to_set >= 0 cycle |
92 | If set_bits_ll(p, mask_to_set) Then Return nr |
94 | nr -= bits_to_set |
95 | bits_to_set = BITS_PER_LONG |
96 | mask_to_set = ~0UL |
97 | p++ |
99 | If nr Then |
100 | mask_to_set &= BITMAP_LAST_WORD_MASK(size) |
101 | If set_bits_ll(p, mask_to_set) Then Return nr |
105 | Return 0 |
Name | Describe |
---|---|
gen_pool_alloc_algo_owner | gen_pool_alloc_algo_owner - allocate special memory from the pool*@pool: pool to allocate from*@size: number of bytes to allocate from the pool*@algo: algorithm passed from caller*@data: data passed to algorithm*@owner: optionally retrieve the chunk owner |
Source code conversion tool public plug-in interface | X |
---|---|
Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |