Function report |
Source Code:fs\buffer.c |
Create Date:2022-07-28 20:14:09 |
Last Modify:2020-03-18 10:38:29 | Copyright©Brick |
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Name:__bread_gfp() - reads a specified block and returns the bh*@bdev: the block_device to read from*@block: number of block*@size: size (in bytes) to read*@gfp: page allocation flag* Reads a specified block, and returns buffer head that contains it
Proto:struct buffer_head *__bread_gfp(struct block_device *bdev, sector_t block, unsigned size, gfp_t gfp)
Type:struct buffer_head
Parameter:
Type | Parameter | Name |
---|---|---|
struct block_device * | bdev | |
sector_t | block | |
unsigned | size | |
gfp_t | gfp |
1400 | Return bh |
Name | Describe |
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sb_bread | |
sb_bread_unmovable | |
__bread | __bread() - reads a specified block and returns the bh*@bdev: the block_device to read from*@block: number of block*@size: size (in bytes) to read* Reads a specified block, and returns buffer head that contains it. |
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