Searched refs:cow (Results 1 - 20 of 20) sorted by relevance

/linux-master/arch/um/drivers/
H A Dubd_kern.c46 #include "cow.h"
133 struct cow { struct
148 * backing or the cow file. */
158 struct cow cow; member in struct:ubd
183 .cow = DEFAULT_COW, \
319 *error_out = "Can't specify both 'd' and a cow file";
325 ubd_dev->cow.file = backing_file;
515 if (ubd_dev->file && ubd_dev->cow.file) {
516 file = ubd_dev->cow
584 path_requires_switch(char *from_cmdline, char *from_cow, char *cow) argument
[all...]
/linux-master/fs/btrfs/
H A Drelocation.h24 struct extent_buffer *cow);
H A Dfree-space-tree.h43 struct btrfs_path *path, int cow);
H A Dctree.c315 struct extent_buffer *cow; local
334 cow = btrfs_alloc_tree_block(trans, root, 0, new_root_objectid,
337 if (IS_ERR(cow))
338 return PTR_ERR(cow);
340 copy_extent_buffer_full(cow, buf);
341 btrfs_set_header_bytenr(cow, cow->start);
342 btrfs_set_header_generation(cow, trans->transid);
343 btrfs_set_header_backref_rev(cow, BTRFS_MIXED_BACKREF_REV);
344 btrfs_clear_header_flag(cow, BTRFS_HEADER_FLAG_WRITTE
410 update_ref_for_cow(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct extent_buffer *buf, struct extent_buffer *cow, int *last_ref) argument
542 struct extent_buffer *cow; local
1997 btrfs_search_slot(struct btrfs_trans_handle *trans, struct btrfs_root *root, const struct btrfs_key *key, struct btrfs_path *p, int ins_len, int cow) argument
[all...]
H A Dinode-item.h110 int cow);
H A Dinode-item.c87 int cow)
96 ret = btrfs_search_slot(trans, root, &key, path, ins_len, cow);
405 int cow = mod != 0; local
411 ret = btrfs_search_slot(trans, root, location, path, ins_len, cow);
82 btrfs_lookup_inode_extref(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_path *path, const struct fscrypt_str *name, u64 inode_objectid, u64 ref_objectid, int ins_len, int cow) argument
H A Ddir-item.c184 const int cow = (mod != 0); local
187 ret = btrfs_search_slot(trans, root, key, path, ins_len, cow);
H A Dfile-item.c203 u64 bytenr, int cow)
218 ret = btrfs_search_slot(trans, root, &file_key, path, 0, cow);
260 int cow = mod != 0; local
266 return btrfs_search_slot(trans, root, &file_key, path, ins_len, cow);
200 btrfs_lookup_csum(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_path *path, u64 bytenr, int cow) argument
H A Drelocation.c1223 int cow = 0; local
1245 if (cow) {
1308 if (cow) {
1326 if (!cow) {
1329 cow = 1;
4474 struct extent_buffer *cow)
4503 atomic_inc(&cow->refs);
4504 node->eb = cow;
4505 node->new_bytenr = cow->start;
4521 ret = replace_file_extents(trans, rc, root, cow);
4471 btrfs_reloc_cow_block(struct btrfs_trans_handle *trans, struct btrfs_root *root, const struct extent_buffer *buf, struct extent_buffer *cow) argument
[all...]
H A Dctree.h579 int ins_len, int cow);
H A Dfree-space-tree.c104 struct btrfs_path *path, int cow)
115 ret = btrfs_search_slot(trans, root, &key, path, 0, cow);
136 int ins_len, int cow)
140 ret = btrfs_search_slot(trans, root, key, p, ins_len, cow);
101 search_free_space_info( struct btrfs_trans_handle *trans, struct btrfs_block_group *block_group, struct btrfs_path *path, int cow) argument
133 btrfs_search_prev_slot(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_key *key, struct btrfs_path *p, int ins_len, int cow) argument
H A Dinode.c731 static noinline int add_async_extent(struct async_chunk *cow, argument
749 list_add_tail(&async_extent->list, &cow->extents);
1794 * If we need to fallback to cow and the inode corresponds to a free
1972 * If no cow copies or snapshots exist, we write directly to the existing
4724 * This will find the block for the "from" offset and cow the block and zero the
6214 * Currently only the compression flags and the cow flags are inherited.
7107 * cow. e.g., don't trust generation number.
7144 /* can't find the item, must cow */
7155 /* not our file or wrong item type, must cow */
7160 /* Wrong offset, must cow */
[all...]
/linux-master/tools/testing/selftests/mm/
H A DMakefile38 TEST_GEN_FILES = cow
182 $(OUTPUT)/cow: LDLIBS += $(IOURING_EXTRA_LIBS)
H A Drun_vmtests.sh64 - cow
406 CATEGORY="cow" run_test ./cow
/linux-master/drivers/md/
H A Ddm-snap.c53 struct dm_dev *cow; member in struct:dm_snapshot
180 return s->cow;
435 * Returns number of snapshots registered using the supplied cow device, plus:
465 if (!bdev_equal(s->cow->bdev, snap->cow->bdev))
498 snap->ti->error = "Snapshot cow pairing for exception table handover failed";
892 cow_dev_size = get_dev_size(s->cow->bdev);
1088 src.bdev = s->cow->bdev;
1288 r = dm_get_device(ti, cow_path, dm_table_get_mode(ti->table), &s->cow);
1293 if (s->cow
[all...]
/linux-master/net/ipv6/
H A Desp6.c496 goto cow;
519 goto cow;
551 cow:
/linux-master/net/ipv4/
H A Desp4.c461 goto cow;
484 goto cow;
514 cow:
/linux-master/fs/
H A Ddax.c853 * flushed on write-faults (non-cow), but not read-faults.
1103 * dax_iomap_copy_around - Prepare for an unaligned write to a shared/cow page
1429 bool cow = write && iomap->flags & IOMAP_F_SHARED; local
1456 if (iomap->flags & IOMAP_F_NEW || cow) {
1463 if (cow)
1500 if (cow) {
/linux-master/include/trace/events/
H A Dbtrfs.h1111 const struct extent_buffer *cow),
1113 TP_ARGS(root, buf, cow),
1128 __entry->cow_start = cow->start;
1130 __entry->cow_level = btrfs_header_level(cow);
/linux-master/mm/
H A Dhugetlb.c5390 bool cow = is_cow_mapping(src_vma->vm_flags); local
5398 if (cow) {
5460 if (!is_readable_migration_entry(swp_entry) && cow) {
5540 if (cow) {
5562 if (cow) {

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