Function report |
Source Code:mm\nommu.c |
Create Date:2022-07-28 14:38:12 |
| Last Modify:2020-03-17 21:26:27 | Copyright©Brick |
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| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:Initialise sysctl_user_reserve_kbytes.* This is intended to prevent a user from starting a single memory hogging* process, such that they cannot recover (kill the hog) in OVERCOMMIT_NEVER* mode.* The default value is min(3% of free memory, 128MB)
Proto:static int __meminit init_user_reserve(void)
Type:int
Parameter:Nothing
| 1857 | free_kbytes = global_zone_page_state( First 128 byte cacheline (assuming 64 bit words) ) << PAGE_SHIFT determines the page size - 10 |
| 1859 | sysctl_user_reserve_kbytes = min - return minimum of two values of the same or compatible types*@x: first value*@y: second value(free_kbytes / 32, 1UL << 17) |
| 1860 | Return 0 |
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