1__BREAD(9) The Linux VFS __BREAD(9)
23
4
NAME
6__bread - reads a specified block and returns the bh
7
SYNOPSIS
9struct buffer_head * __bread(struct block_device * bdev,
10sector_t block, unsigned size);
11
ARGUMENTS
13bdev
14the block_device to read from
1516
block
17number of block
1819
size
20size (in bytes) to read
21
DESCRIPTION
23Reads a specified block, and returns buffer head that contains it. It
24returns NULL if the block was unreadable.
25
COPYRIGHT
27Kernel Hackers Manual 2.6. June 2019 __BREAD(9)