Searched refs:fiemap (Results 1 – 25 of 38) sorted by relevance
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| /linux-6.12.1/Documentation/filesystems/ |
| D | fiemap.rst | 7 The fiemap ioctl is an efficient method for userspace to get file
8 extent mappings. Instead of block-by-block mapping (such as bmap), fiemap
15 A fiemap request is encoded within struct fiemap::
17 struct fiemap {
44 fiemap interface to grow in the future but without losing
68 which userspace must allocate along with the fiemap structure. The
102 the file so that the process making fiemap calls can determine when no
123 (via fiemap->fm_length).
182 File systems wishing to support fiemap must implement a ->fiemap callback on
183 their inode_operations structure. The fs ->fiemap call is responsible for
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| D | index.rst | 29 fiemap
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| D | locking.rst | 77 int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, u64 len);
113 fiemap: no
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| /linux-6.12.1/fs/ |
| D | ioctl.c | 200 static int ioctl_fiemap(struct file *filp, struct fiemap __user *ufiemap) in ioctl_fiemap()
202 struct fiemap fiemap; in ioctl_fiemap() local
207 if (!inode->i_op->fiemap) in ioctl_fiemap()
210 if (copy_from_user(&fiemap, ufiemap, sizeof(fiemap))) in ioctl_fiemap()
213 if (fiemap.fm_extent_count > FIEMAP_MAX_EXTENTS) in ioctl_fiemap()
216 fieinfo.fi_flags = fiemap.fm_flags; in ioctl_fiemap()
217 fieinfo.fi_extents_max = fiemap.fm_extent_count; in ioctl_fiemap()
220 error = inode->i_op->fiemap(inode, &fieinfo, fiemap.fm_start, in ioctl_fiemap()
221 fiemap.fm_length); in ioctl_fiemap()
223 fiemap.fm_flags = fieinfo.fi_flags; in ioctl_fiemap()
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| D | bad_inode.c | 180 .fiemap = bad_inode_fiemap,
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| /linux-6.12.1/fs/ext4/ |
| D | ioctl.c | 1034 struct fiemap fiemap; in ext4_ioctl_get_es_cache() local
1035 struct fiemap __user *ufiemap = (struct fiemap __user *) arg; in ext4_ioctl_get_es_cache()
1040 if (copy_from_user(&fiemap, ufiemap, sizeof(fiemap))) in ext4_ioctl_get_es_cache()
1043 if (fiemap.fm_extent_count > FIEMAP_MAX_EXTENTS) in ext4_ioctl_get_es_cache()
1046 fieinfo.fi_flags = fiemap.fm_flags; in ext4_ioctl_get_es_cache()
1047 fieinfo.fi_extents_max = fiemap.fm_extent_count; in ext4_ioctl_get_es_cache()
1050 error = ext4_get_es_cache(inode, &fieinfo, fiemap.fm_start, in ext4_ioctl_get_es_cache()
1051 fiemap.fm_length); in ext4_ioctl_get_es_cache()
1052 fiemap.fm_flags = fieinfo.fi_flags; in ext4_ioctl_get_es_cache()
1053 fiemap.fm_mapped_extents = fieinfo.fi_extents_mapped; in ext4_ioctl_get_es_cache()
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| D | file.c | 956 .fiemap = ext4_fiemap,
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| /linux-6.12.1/fs/iomap/ |
| D | Makefile | 15 fiemap.o \
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| /linux-6.12.1/include/uapi/linux/ |
| D | fiemap.h | 28 struct fiemap { struct
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| D | ext4.h | 32 #define EXT4_IOC_GET_ES_CACHE _IOWR('f', 42, struct fiemap)
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| D | fs.h | 227 #define FS_IOC_FIEMAP _IOWR('f', 11, struct fiemap)
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| /linux-6.12.1/fs/ocfs2/ |
| D | symlink.c | 93 .fiemap = ocfs2_fiemap,
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| /linux-6.12.1/fs/nilfs2/ |
| D | file.c | 158 .fiemap = nilfs_fiemap,
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| D | namei.c | 566 .fiemap = nilfs_fiemap,
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| /linux-6.12.1/fs/btrfs/ |
| D | Makefile | 36 lru_cache.o raid-stripe-tree.o fiemap.o direct-io.o
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| /linux-6.12.1/fs/erofs/ |
| D | namei.c | 223 .fiemap = erofs_fiemap,
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| D | inode.c | 352 .fiemap = erofs_fiemap,
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| /linux-6.12.1/tools/include/uapi/linux/ |
| D | fs.h | 227 #define FS_IOC_FIEMAP _IOWR('f', 11, struct fiemap)
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| /linux-6.12.1/tools/perf/trace/beauty/include/uapi/linux/ |
| D | fs.h | 227 #define FS_IOC_FIEMAP _IOWR('f', 11, struct fiemap)
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| /linux-6.12.1/fs/overlayfs/ |
| D | inode.c | 598 if (!realinode->i_op->fiemap) in ovl_fiemap()
602 err = realinode->i_op->fiemap(realinode, fieinfo, start, len); in ovl_fiemap()
750 .fiemap = ovl_fiemap,
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| /linux-6.12.1/fs/ext2/ |
| D | file.c | 334 .fiemap = ext2_fiemap,
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| /linux-6.12.1/fs/hpfs/ |
| D | file.c | 269 .fiemap = hpfs_fiemap,
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| /linux-6.12.1/fs/ntfs3/ |
| D | namei.c | 509 .fiemap = ntfs_fiemap,
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| /linux-6.12.1/fs/gfs2/ |
| D | inode.c | 2182 .fiemap = gfs2_fiemap,
2204 .fiemap = gfs2_fiemap,
2219 .fiemap = gfs2_fiemap,
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| /linux-6.12.1/fs/xfs/ |
| D | xfs_iops.c | 1144 .fiemap = xfs_vn_fiemap,
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