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Searched refs:iomap (Results 1 – 25 of 136) sorted by relevance

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/linux/fs/iomap/
A Dswapfile.c15 struct iomap iomap; /* accumulated iomap */ member
32 struct iomap *iomap = &isi->iomap; in iomap_swapfile_add_extent() local
49 next_ppage = ALIGN_DOWN(iomap->addr + iomap->length, PAGE_SIZE) >> in iomap_swapfile_add_extent()
64 if (iomap->offset == 0) in iomap_swapfile_add_extent()
98 struct iomap *iomap, struct iomap_swapfile_info *isi) in iomap_swapfile_iter() argument
100 switch (iomap->type) { in iomap_swapfile_iter()
124 memcpy(&isi->iomap, iomap, sizeof(isi->iomap)); in iomap_swapfile_iter()
125 } else if (isi->iomap.addr + isi->iomap.length == iomap->addr) { in iomap_swapfile_iter()
127 isi->iomap.length += iomap->length; in iomap_swapfile_iter()
133 memcpy(&isi->iomap, iomap, sizeof(isi->iomap)); in iomap_swapfile_iter()
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A Dfiemap.c13 const struct iomap *iomap, u32 flags) in iomap_to_fiemap() argument
15 switch (iomap->type) { in iomap_to_fiemap()
32 if (iomap->flags & IOMAP_F_MERGED) in iomap_to_fiemap()
34 if (iomap->flags & IOMAP_F_SHARED) in iomap_to_fiemap()
37 return fiemap_fill_next_extent(fi, iomap->offset, in iomap_to_fiemap()
38 iomap->addr != IOMAP_NULL_ADDR ? iomap->addr : 0, in iomap_to_fiemap()
39 iomap->length, flags); in iomap_to_fiemap()
47 if (iter->iomap.type == IOMAP_HOLE) in iomap_fiemap_iter()
51 *prev = iter->iomap; in iomap_fiemap_iter()
71 struct iomap prev = { in iomap_fiemap()
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A Diter.c24 bool stale = iter->iomap.flags & IOMAP_F_STALE; in iomap_iter_advance()
27 if (iter->iomap.length) { in iomap_iter_advance()
42 memset(&iter->iomap, 0, sizeof(iter->iomap)); in iomap_iter_advance()
49 WARN_ON_ONCE(iter->iomap.offset > iter->pos); in iomap_iter_done()
50 WARN_ON_ONCE(iter->iomap.length == 0); in iomap_iter_done()
51 WARN_ON_ONCE(iter->iomap.offset + iter->iomap.length <= iter->pos); in iomap_iter_done()
52 WARN_ON_ONCE(iter->iomap.flags & IOMAP_F_STALE); in iomap_iter_done()
54 trace_iomap_iter_dstmap(iter->inode, &iter->iomap); in iomap_iter_done()
78 if (iter->iomap.length && ops->iomap_end) { in iomap_iter()
81 iter->flags, &iter->iomap); in iomap_iter()
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A Dtrace.h18 #define TRACE_SYSTEM iomap
117 TP_PROTO(struct inode *inode, struct iomap *iomap),
118 TP_ARGS(inode, iomap),
132 __entry->addr = iomap->addr;
135 __entry->type = iomap->type;
137 __entry->bdev = iomap->bdev ? iomap->bdev->bd_dev : 0;
153 TP_PROTO(struct inode *inode, struct iomap *iomap), \
154 TP_ARGS(inode, iomap))
160 struct iomap *iomap),
179 __entry->addr = iomap->addr;
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A Dbuffered-io.c342 const struct iomap *iomap = iomap_iter_srcmap(iter); in iomap_read_inline_data() local
372 const struct iomap *iomap = &iter->iomap; in iomap_readpage_iter() local
673 size_t poff, size_t plen, const struct iomap *iomap) in iomap_read_folio_sync() argument
870 const struct iomap *iomap = &iter->iomap; in iomap_write_end_inline() local
1051 struct iomap *iomap, iomap_punch_t punch) in iomap_write_delalloc_ifs_punch() argument
1081 struct iomap *iomap, iomap_punch_t punch) in iomap_write_delalloc_punch() argument
1089 iomap); in iomap_write_delalloc_punch()
1123 struct iomap *iomap, iomap_punch_t punch) in iomap_write_delalloc_scan() argument
1269 iomap); in iomap_write_delalloc_release()
1275 struct iomap *iomap = &iter->iomap; in iomap_unshare_iter() local
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A Ddirect-io.c274 const struct iomap *iomap, bool use_fua) in iomap_dio_bio_opflags() argument
293 const struct iomap *iomap = &iter->iomap; in iomap_dio_bio_iter() local
310 if (iomap->type == IOMAP_UNWRITTEN) { in iomap_dio_bio_iter()
315 if (iomap->flags & IOMAP_F_SHARED) in iomap_dio_bio_iter()
318 if (iomap->flags & IOMAP_F_NEW) { in iomap_dio_bio_iter()
320 } else if (iomap->type == IOMAP_MAPPED) { in iomap_dio_bio_iter()
334 (bdev_fua(iomap->bdev) || !bdev_write_cache(iomap->bdev))) in iomap_dio_bio_iter()
399 bio->bi_iter.bi_sector = iomap_sector(iomap, pos); in iomap_dio_bio_iter()
476 const struct iomap *iomap = &iomi->iomap; in iomap_dio_inline_iter() local
483 if (WARN_ON_ONCE(!iomap_inline_data_valid(iomap))) in iomap_dio_inline_iter()
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A DMakefile9 obj-$(CONFIG_FS_IOMAP) += iomap.o
11 iomap-y += trace.o \
13 iomap-$(CONFIG_BLOCK) += buffered-io.o \
17 iomap-$(CONFIG_SWAP) += swapfile.o
/linux/include/linux/
A Dio-mapping.h51 iomap->base = base; in io_mapping_init_wc()
52 iomap->size = size; in io_mapping_init_wc()
53 iomap->prot = prot; in io_mapping_init_wc()
54 return iomap; in io_mapping_init_wc()
136 if (!iomap->iomem) in io_mapping_init_wc()
143 return iomap; in io_mapping_init_wc()
209 iomap = kmalloc(sizeof(*iomap), GFP_KERNEL); in io_mapping_create_wc()
210 if (!iomap) in io_mapping_create_wc()
214 kfree(iomap); in io_mapping_create_wc()
218 return iomap; in io_mapping_create_wc()
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A Diomap.h94 struct iomap { struct
110 return (iomap->addr + pos - iomap->offset) >> SECTOR_SHIFT; in iomap_sector()
118 return iomap->inline_data + pos - iomap->offset; in iomap_inline_data()
189 unsigned flags, struct iomap *iomap,
199 ssize_t written, unsigned flags, struct iomap *iomap);
221 struct iomap iomap; member
236 u64 end = iter->iomap.offset + iter->iomap.length; in iomap_length()
256 return &i->iomap; in iomap_iter_srcmap()
311 struct iomap *iomap);
313 loff_t end_byte, unsigned flags, struct iomap *iomap,
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/linux/drivers/ata/
A Dpata_cs5520.c121 void __iomem *iomap[5]; in cs5520_init_one() local
164 iomap[4] = pcim_iomap(pdev, 2, 0); in cs5520_init_one()
166 if (!iomap[0] || !iomap[1] || !iomap[2] || !iomap[3] || !iomap[4]) in cs5520_init_one()
170 ioaddr->cmd_addr = iomap[0]; in cs5520_init_one()
171 ioaddr->ctl_addr = iomap[1]; in cs5520_init_one()
172 ioaddr->altstatus_addr = iomap[1]; in cs5520_init_one()
173 ioaddr->bmdma_addr = iomap[4]; in cs5520_init_one()
181 ioaddr->cmd_addr = iomap[2]; in cs5520_init_one()
182 ioaddr->ctl_addr = iomap[3]; in cs5520_init_one()
183 ioaddr->altstatus_addr = iomap[3]; in cs5520_init_one()
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A Dsata_uli.c135 void __iomem * const *iomap; in uli_init_one() local
166 iomap = host->iomap; in uli_init_one()
177 ioaddr->cmd_addr = iomap[0] + 8; in uli_init_one()
180 ((unsigned long)iomap[1] | ATA_PCI_CTL_OFS) + 4; in uli_init_one()
181 ioaddr->bmdma_addr = iomap[4] + 16; in uli_init_one()
192 ioaddr->cmd_addr = iomap[2] + 8; in uli_init_one()
195 ((unsigned long)iomap[3] | ATA_PCI_CTL_OFS) + 4; in uli_init_one()
196 ioaddr->bmdma_addr = iomap[4] + 24; in uli_init_one()
/linux/fs/xfs/
A Dxfs_iomap.c75 const struct iomap *iomap) in xfs_iomap_valid() argument
96 struct iomap *iomap, in xfs_bmbt_to_iomap() argument
148 struct iomap *iomap, in xfs_hole_to_iomap() argument
770 struct iomap *iomap, in xfs_direct_write_iomap_begin() argument
938 struct iomap *iomap) in xfs_dax_write_iomap_end() argument
964 struct iomap *iomap, in xfs_buffered_write_iomap_begin() argument
1214 struct iomap *iomap) in xfs_buffered_write_delalloc_punch() argument
1229 struct iomap *iomap) in xfs_buffered_write_iomap_end() argument
1278 struct iomap *iomap, in xfs_read_iomap_begin() argument
1323 struct iomap *iomap, in xfs_seek_iomap_begin() argument
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A Dxfs_aops.c204 if (offset < wpc->iomap.offset || in xfs_imap_valid()
205 offset >= wpc->iomap.offset + wpc->iomap.length) in xfs_imap_valid()
212 if (wpc->iomap.flags & IOMAP_F_SHARED) in xfs_imap_valid()
223 trace_xfs_wb_data_iomap_invalid(ip, &wpc->iomap, in xfs_imap_valid()
229 trace_xfs_wb_cow_iomap_invalid(ip, &wpc->iomap, in xfs_imap_valid()
348 xfs_bmbt_to_iomap(ip, &wpc->iomap, &imap, 0, 0, XFS_WPC(wpc)->data_seq); in xfs_map_blocks()
364 &wpc->iomap, seq); in xfs_map_blocks()
387 if (cow_offset < wpc->iomap.offset + wpc->iomap.length) in xfs_map_blocks()
388 wpc->iomap.length = cow_offset - wpc->iomap.offset; in xfs_map_blocks()
391 ASSERT(wpc->iomap.offset <= offset); in xfs_map_blocks()
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A Dxfs_pnfs.h8 struct iomap *iomap, bool write, u32 *device_generation);
9 int xfs_fs_commit_blocks(struct inode *inode, struct iomap *maps, int nr_maps,
/linux/fs/gfs2/
A Dbmap.c585 struct metapath *mp, struct iomap *iomap) in gfs2_hole_size() argument
841 unsigned flags, struct iomap *iomap, in __gfs2_iomap_get() argument
941 iomap->length = size - iomap->offset; in __gfs2_iomap_get()
1010 struct iomap *iomap, in gfs2_iomap_begin_write() argument
1058 iomap->length, flags, iomap, mp); in gfs2_iomap_begin_write()
1094 unsigned flags, struct iomap *iomap, in gfs2_iomap_begin() argument
1219 struct iomap iomap = { }; in gfs2_block_map() local
1255 struct iomap iomap = { }; in gfs2_get_extent() local
1276 struct iomap iomap = { }; in gfs2_alloc_extent() local
1408 struct iomap *iomap) in gfs2_iomap_get() argument
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A Dbmap.h53 struct iomap *iomap);
55 struct iomap *iomap);
/linux/fs/zonefs/
A Dfile.c29 struct iomap *iomap, struct iomap *srcmap) in zonefs_read_iomap_begin() argument
45 iomap->type = IOMAP_HOLE; in zonefs_read_iomap_begin()
47 iomap->length = length; in zonefs_read_iomap_begin()
49 iomap->type = IOMAP_MAPPED; in zonefs_read_iomap_begin()
50 iomap->addr = (z->z_sector << SECTOR_SHIFT) + iomap->offset; in zonefs_read_iomap_begin()
51 iomap->length = isize - iomap->offset; in zonefs_read_iomap_begin()
66 struct iomap *iomap, struct iomap *srcmap) in zonefs_write_iomap_begin() argument
93 iomap->addr = (z->z_sector << SECTOR_SHIFT) + iomap->offset; in zonefs_write_iomap_begin()
97 iomap->length = z->z_capacity - iomap->offset; in zonefs_write_iomap_begin()
100 iomap->length = isize - iomap->offset; in zonefs_write_iomap_begin()
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A Dtrace.h76 TP_PROTO(struct inode *inode, struct iomap *iomap),
77 TP_ARGS(inode, iomap),
88 __entry->addr = iomap->addr;
89 __entry->offset = iomap->offset;
90 __entry->length = iomap->length;
/linux/fs/erofs/
A Ddata.c286 unsigned int flags, struct iomap *iomap, struct iomap *srcmap) in erofs_iomap_begin() argument
308 iomap->offset = map.m_la; in erofs_iomap_begin()
312 iomap->bdev = mdev.m_bdev; in erofs_iomap_begin()
314 iomap->flags = 0; in erofs_iomap_begin()
315 iomap->private = NULL; in erofs_iomap_begin()
318 iomap->type = IOMAP_HOLE; in erofs_iomap_begin()
320 if (!iomap->length) in erofs_iomap_begin()
321 iomap->length = length; in erofs_iomap_begin()
333 iomap->inline_data = ptr; in erofs_iomap_begin()
337 iomap->addr = mdev.m_pa; in erofs_iomap_begin()
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/linux/fs/nfsd/
A Dblocklayout.c28 struct iomap iomap; in nfsd4_block_proc_layoutget() local
61 switch (iomap.type) { in nfsd4_block_proc_layoutget()
67 bex->soff = iomap.addr; in nfsd4_block_proc_layoutget()
80 bex->soff = iomap.addr; in nfsd4_block_proc_layoutget()
99 bex->foff = iomap.offset; in nfsd4_block_proc_layoutget()
100 bex->len = iomap.length; in nfsd4_block_proc_layoutget()
102 seg->offset = iomap.offset; in nfsd4_block_proc_layoutget()
103 seg->length = iomap.length; in nfsd4_block_proc_layoutget()
118 struct iomap *iomaps, int nr_iomaps) in nfsd4_block_commit_blocks()
179 struct iomap *iomaps; in nfsd4_block_proc_layoutcommit()
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/linux/Documentation/filesystems/iomap/
A Dporting.rst20 There are several reasons to convert a filesystem to iomap:
31 2. Large folios are only supported via iomap; there are no plans to
35 supported via iomap.
42 filesystem using iomap.
54 ``->iomap_end`` if necessary) to allow iomap to obtain a read-only
71 can be tested without needing to implement any iomap APIs.
88 per-operation iomap ops with smaller, more cohesive functions.
94 iomap ops for write operations.
108 interface with iomap and folios.
111 converted to use iomap.
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A Ddesign.rst73 At a high level, an iomap operation `looks like this
94 <https://kernelnewbies.org/KernelProjects/iomap>`_.
98 of the interfaces presented by iomap.
151 ``struct iomap``
160 struct iomap {
300 unsigned flags, struct iomap *iomap,
301 struct iomap *srcmap);
305 struct iomap *iomap);
341 single iomap mapping.
382 iomap only handles mapping and I/O.
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/linux/fs/
A Ddax.c825 static pgoff_t dax_iomap_pgoff(const struct iomap *iomap, loff_t pos) in dax_iomap_pgoff() argument
827 return PHYS_PFN(iomap->addr + (pos & PAGE_MASK) - iomap->offset); in dax_iomap_pgoff()
1263 struct iomap *iomap = &iter->iomap; in dax_unshare_iter() local
1336 const struct iomap *iomap = &iter->iomap; in dax_memzero() local
1359 const struct iomap *iomap = &iter->iomap; in dax_zero_iter() local
1437 const struct iomap *iomap = &iomi->iomap; in dax_iomap_iter() local
1454 if (iomap->type == IOMAP_HOLE || iomap->type == IOMAP_UNWRITTEN) in dax_iomap_iter()
1661 const struct iomap *iomap = &iter->iomap; in dax_fault_iter() local
1676 (iomap->type == IOMAP_UNWRITTEN || iomap->type == IOMAP_HOLE)) { in dax_fault_iter()
2005 const struct iomap *smap = &it_src->iomap; in dax_range_compare_iter()
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/linux/fs/fuse/
A Ddax.c388 static void fuse_fill_iomap_hole(struct iomap *iomap, loff_t length) in fuse_fill_iomap_hole() argument
396 struct iomap *iomap, struct fuse_dax_mapping *dmap, in fuse_fill_iomap() argument
433 struct iomap *iomap) in fuse_setup_new_dax_mapping() argument
501 struct iomap *iomap) in fuse_upgrade_dax_mapping() argument
562 unsigned int flags, struct iomap *iomap, in fuse_iomap_begin() argument
576 iomap->offset = pos; in fuse_iomap_begin()
577 iomap->flags = 0; in fuse_iomap_begin()
578 iomap->bdev = NULL; in fuse_iomap_begin()
607 flags, iomap); in fuse_iomap_begin()
621 iomap); in fuse_iomap_begin()
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/linux/fs/hpfs/
A Dfile.c121 unsigned flags, struct iomap *iomap, struct iomap *srcmap) in hpfs_iomap_begin() argument
131 iomap->bdev = inode->i_sb->s_bdev; in hpfs_iomap_begin()
132 iomap->offset = offset; in hpfs_iomap_begin()
143 iomap->type = IOMAP_MAPPED; in hpfs_iomap_begin()
144 iomap->flags = IOMAP_F_MERGED; in hpfs_iomap_begin()
145 iomap->addr = (u64)s << blkbits; in hpfs_iomap_begin()
146 iomap->length = (u64)n_secs << blkbits; in hpfs_iomap_begin()
148 iomap->type = IOMAP_HOLE; in hpfs_iomap_begin()
149 iomap->addr = IOMAP_NULL_ADDR; in hpfs_iomap_begin()
150 iomap->length = 1 << blkbits; in hpfs_iomap_begin()

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