Function report |
Source Code:kernel\power\snapshot.c |
Create Date:2022-07-28 10:00:53 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:reate_basic_memory_bitmaps - Create bitmaps to hold basic page information
Proto:int create_basic_memory_bitmaps(void)
Type:int
Parameter:Nothing
1082 | error = 0 |
1084 | If Set bits in this map correspond to the page frames the contents of which* should not be saved during the suspend. && Set bits in this map correspond to free page frames. Then Return 0 |
1086 | Else BUG_ON(Set bits in this map correspond to the page frames the contents of which* should not be saved during the suspend. || Set bits in this map correspond to free page frames. ) |
1089 | bm1 = kzalloc - allocate memory. The memory is set to zero.*@size: how many bytes of memory are required.*@flags: the type of memory to allocate (see kmalloc). |
1094 | If error Then Go to Free_first_object |
1097 | bm2 = kzalloc - allocate memory. The memory is set to zero.*@size: how many bytes of memory are required.*@flags: the type of memory to allocate (see kmalloc). |
1098 | If Not bm2 Then Go to Free_first_bitmap |
1102 | If error Then Go to Free_second_object |
1105 | Set bits in this map correspond to the page frames the contents of which* should not be saved during the suspend. = bm1 |
1109 | pr_debug("Basic memory bitmaps created\n") |
1111 | Return 0 |
1113 | Free_second_object : |
1115 | Free_first_bitmap : |
1116 | memory_bm_free(bm1, PG_UNSAFE_CLEAR) |
1117 | Free_first_object : |
1119 | Return -ENOMEM |
Name | Describe |
---|---|
hibernate | hibernate - Carry out system hibernation, including saving the image. |
snapshot_open | |
snapshot_ioctl |
Source code conversion tool public plug-in interface | X |
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Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |