Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\ioctl.c Create Date:2022-07-28 20:06:20
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:map_check_flags - check validity of requested flags for fiemap*@fieinfo: Fiemap context passed into ->fiemap*@fs_flags: Set of fiemap flags that the file system understands* Called from file system ->fiemap callback. This will compute the

Proto:int fiemap_check_flags(struct fiemap_extent_info *fieinfo, unsigned int fs_flags)

Type:int

Parameter:

TypeParameterName
struct fiemap_extent_info *fieinfo
unsigned intfs_flags
147  incompat_flags = Flags as passed from user & ~(FIEMAP_FLAGS_COMPAT & fs_flags)
148  If incompat_flags Then
149  Flags as passed from user = incompat_flags
150  Return -EBADR
152  Return 0
Caller
NameDescribe
__generic_block_fiemap__generic_block_fiemap - FIEMAP for block based inodes (no locking)*@inode: the inode to map*@fieinfo: the fiemap info struct that will be passed back to userspace*@start: where to start mapping in the inode*@len: how much space to map*@get_block: the
iomap_fiemap