Function report |
Source Code:kernel\power\snapshot.c |
Create Date:2022-07-28 10:01:16 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:gh_free_mem - Check if there is enough free memory for the image.
Proto:static int enough_free_mem(unsigned int nr_pages, unsigned int nr_highmem)
Type:int
Parameter:
Type | Parameter | Name |
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unsigned int | nr_pages | |
unsigned int | nr_highmem |
1878 | free = Numbers of normal and highmem page frames allocated for hibernation image* before suspending devices. |
1880 | When zone cycle If Not Returns true if a zone has memory Then |
1882 | free += zone_page_state(zone, NR_FREE_PAGES) |
1884 | nr_pages += count_pages_for_highmem(nr_highmem) |
1885 | pr_debug("Normal pages needed: %u + %u, available pages: %u\n", nr_pages, PAGES_FOR_IO, free) |
1888 | Return free > nr_pages + PAGES_FOR_IO |
Name | Describe |
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swsusp_save |
Source code conversion tool public plug-in interface | X |
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