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Searched refs:em (Results 1 – 25 of 57) sorted by relevance

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/Linux-v4.19/fs/btrfs/tests/
Dextent-map-tests.c12 struct extent_map *em; in free_extent_map_tree() local
17 em = rb_entry(node, struct extent_map, rb_node); in free_extent_map_tree()
18 remove_extent_mapping(em_tree, em); in free_extent_map_tree()
21 if (refcount_read(&em->refs) != 1) { in free_extent_map_tree()
24 em->start, em->len, em->block_start, in free_extent_map_tree()
25 em->block_len, refcount_read(&em->refs)); in free_extent_map_tree()
27 refcount_set(&em->refs, 1); in free_extent_map_tree()
30 free_extent_map(em); in free_extent_map_tree()
53 struct extent_map *em; in test_case_1() local
58 em = alloc_extent_map(); in test_case_1()
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Dinode-tests.c223 struct extent_map *em = NULL; in test_btrfs_get_extent() local
268 em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, 0, sectorsize, 0); in test_btrfs_get_extent()
269 if (IS_ERR(em)) { in test_btrfs_get_extent()
270 em = NULL; in test_btrfs_get_extent()
274 if (em->block_start != EXTENT_MAP_HOLE) { in test_btrfs_get_extent()
275 test_err("expected a hole, got %llu", em->block_start); in test_btrfs_get_extent()
278 free_extent_map(em); in test_btrfs_get_extent()
288 em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, 0, (u64)-1, 0); in test_btrfs_get_extent()
289 if (IS_ERR(em)) { in test_btrfs_get_extent()
293 if (em->block_start != EXTENT_MAP_HOLE) { in test_btrfs_get_extent()
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/Linux-v4.19/fs/btrfs/
Dextent_map.c51 struct extent_map *em; in alloc_extent_map() local
52 em = kmem_cache_zalloc(extent_map_cache, GFP_NOFS); in alloc_extent_map()
53 if (!em) in alloc_extent_map()
55 RB_CLEAR_NODE(&em->rb_node); in alloc_extent_map()
56 em->flags = 0; in alloc_extent_map()
57 em->compress_type = BTRFS_COMPRESS_NONE; in alloc_extent_map()
58 em->generation = 0; in alloc_extent_map()
59 refcount_set(&em->refs, 1); in alloc_extent_map()
60 INIT_LIST_HEAD(&em->list); in alloc_extent_map()
61 return em; in alloc_extent_map()
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Dextent_map.h57 static inline int extent_map_in_tree(const struct extent_map *em) in extent_map_in_tree() argument
59 return !RB_EMPTY_NODE(&em->rb_node); in extent_map_in_tree()
62 static inline u64 extent_map_end(struct extent_map *em) in extent_map_end() argument
64 if (em->start + em->len < em->start) in extent_map_end()
66 return em->start + em->len; in extent_map_end()
69 static inline u64 extent_map_block_end(struct extent_map *em) in extent_map_block_end() argument
71 if (em->block_start + em->block_len < em->block_start) in extent_map_block_end()
73 return em->block_start + em->block_len; in extent_map_block_end()
80 struct extent_map *em, int modified);
81 int remove_extent_mapping(struct extent_map_tree *tree, struct extent_map *em);
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Dfile.c475 struct extent_map *em; in btrfs_find_new_delalloc_bytes() local
479 em = btrfs_get_extent(inode, NULL, 0, search_start, in btrfs_find_new_delalloc_bytes()
481 if (IS_ERR(em)) in btrfs_find_new_delalloc_bytes()
482 return PTR_ERR(em); in btrfs_find_new_delalloc_bytes()
484 if (em->block_start != EXTENT_MAP_HOLE) in btrfs_find_new_delalloc_bytes()
487 em_len = em->len; in btrfs_find_new_delalloc_bytes()
488 if (em->start < search_start) in btrfs_find_new_delalloc_bytes()
489 em_len -= search_start - em->start; in btrfs_find_new_delalloc_bytes()
498 search_start = extent_map_end(em); in btrfs_find_new_delalloc_bytes()
499 free_extent_map(em); in btrfs_find_new_delalloc_bytes()
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Dvolumes.c1265 struct extent_map *em; in contains_pending_extent() local
1273 list_for_each_entry(em, search_list, list) { in contains_pending_extent()
1277 map = em->map_lookup; in contains_pending_extent()
1284 map->stripes[i].physical + em->orig_block_len <= in contains_pending_extent()
1299 end = map->stripes[i].physical + em->orig_block_len; in contains_pending_extent()
1610 struct extent_map *em; in find_next_chunk() local
1618 em = rb_entry(n, struct extent_map, rb_node); in find_next_chunk()
1619 ret = em->start + em->len; in find_next_chunk()
2713 struct extent_map *em; in get_chunk_map() local
2717 em = lookup_extent_mapping(em_tree, logical, length); in get_chunk_map()
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Dextent_io.c2166 struct extent_map *em; in btrfs_get_io_failure_record() local
2186 em = lookup_extent_mapping(em_tree, start, failrec->len); in btrfs_get_io_failure_record()
2187 if (!em) { in btrfs_get_io_failure_record()
2193 if (em->start > start || em->start + em->len <= start) { in btrfs_get_io_failure_record()
2194 free_extent_map(em); in btrfs_get_io_failure_record()
2195 em = NULL; in btrfs_get_io_failure_record()
2198 if (!em) { in btrfs_get_io_failure_record()
2203 logical = start - em->start; in btrfs_get_io_failure_record()
2204 logical = em->block_start + logical; in btrfs_get_io_failure_record()
2205 if (test_bit(EXTENT_FLAG_COMPRESSED, &em->flags)) { in btrfs_get_io_failure_record()
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Dinode.c714 struct extent_map *em; in submit_compressed_extents() local
802 em = create_io_em(inode, async_extent->start, in submit_compressed_extents()
811 if (IS_ERR(em)) in submit_compressed_extents()
814 free_extent_map(em); in submit_compressed_extents()
894 struct extent_map *em; in get_extent_allocation_hint() local
898 em = search_extent_mapping(em_tree, start, num_bytes); in get_extent_allocation_hint()
899 if (em) { in get_extent_allocation_hint()
905 if (em->block_start >= EXTENT_MAP_LAST_BYTE) { in get_extent_allocation_hint()
906 free_extent_map(em); in get_extent_allocation_hint()
907 em = search_extent_mapping(em_tree, 0, 0); in get_extent_allocation_hint()
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Dfile-item.c923 struct extent_map *em) in btrfs_extent_item_to_extent_map() argument
935 em->bdev = fs_info->fs_devices->latest_bdev; in btrfs_extent_item_to_extent_map()
950 em->ram_bytes = btrfs_file_extent_ram_bytes(leaf, fi); in btrfs_extent_item_to_extent_map()
953 em->start = extent_start; in btrfs_extent_item_to_extent_map()
954 em->len = extent_end - extent_start; in btrfs_extent_item_to_extent_map()
955 em->orig_start = extent_start - in btrfs_extent_item_to_extent_map()
957 em->orig_block_len = btrfs_file_extent_disk_num_bytes(leaf, fi); in btrfs_extent_item_to_extent_map()
960 em->block_start = EXTENT_MAP_HOLE; in btrfs_extent_item_to_extent_map()
964 set_bit(EXTENT_FLAG_COMPRESSED, &em->flags); in btrfs_extent_item_to_extent_map()
965 em->compress_type = compress_type; in btrfs_extent_item_to_extent_map()
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Dcompression.c418 struct extent_map *em; in add_ra_bio_pages() local
469 em = lookup_extent_mapping(em_tree, last_offset, in add_ra_bio_pages()
473 if (!em || last_offset < em->start || in add_ra_bio_pages()
474 (last_offset + PAGE_SIZE > extent_map_end(em)) || in add_ra_bio_pages()
475 (em->block_start >> 9) != cb->orig_bio->bi_iter.bi_sector) { in add_ra_bio_pages()
476 free_extent_map(em); in add_ra_bio_pages()
482 free_extent_map(em); in add_ra_bio_pages()
543 struct extent_map *em; in btrfs_submit_compressed_read() local
553 em = lookup_extent_mapping(em_tree, in btrfs_submit_compressed_read()
557 if (!em) in btrfs_submit_compressed_read()
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Dtree-log.c4127 const struct extent_map *em) in log_extent_csums() argument
4135 test_bit(EXTENT_FLAG_PREALLOC, &em->flags) || in log_extent_csums()
4136 em->block_start == EXTENT_MAP_HOLE) in log_extent_csums()
4140 if (em->compress_type) { in log_extent_csums()
4142 csum_len = max(em->block_len, em->orig_block_len); in log_extent_csums()
4144 csum_offset = em->mod_start - em->start; in log_extent_csums()
4145 csum_len = em->mod_len; in log_extent_csums()
4150 em->block_start + csum_offset, in log_extent_csums()
4151 em->block_start + csum_offset + in log_extent_csums()
4171 const struct extent_map *em, in log_one_extent() argument
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Dioctl.c1000 struct extent_map *em = NULL; in check_defrag_in_cache() local
1005 em = lookup_extent_mapping(em_tree, offset, PAGE_SIZE); in check_defrag_in_cache()
1008 if (em) { in check_defrag_in_cache()
1009 end = extent_map_end(em); in check_defrag_in_cache()
1010 free_extent_map(em); in check_defrag_in_cache()
1094 struct extent_map *em; in defrag_lookup_extent() local
1102 em = lookup_extent_mapping(em_tree, start, len); in defrag_lookup_extent()
1105 if (!em) { in defrag_lookup_extent()
1111 em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, start, len, 0); in defrag_lookup_extent()
1114 if (IS_ERR(em)) in defrag_lookup_extent()
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Ddev-replace.c710 struct extent_map *em; in btrfs_dev_replace_update_device_in_mapping_tree() local
717 em = lookup_extent_mapping(em_tree, start, (u64)-1); in btrfs_dev_replace_update_device_in_mapping_tree()
718 if (!em) in btrfs_dev_replace_update_device_in_mapping_tree()
720 map = em->map_lookup; in btrfs_dev_replace_update_device_in_mapping_tree()
724 start = em->start + em->len; in btrfs_dev_replace_update_device_in_mapping_tree()
725 free_extent_map(em); in btrfs_dev_replace_update_device_in_mapping_tree()
/Linux-v4.19/net/sched/
Dematch.c175 struct tcf_ematch *em, struct nlattr *nla, int idx) in tcf_em_validate() argument
206 em->data = ref; in tcf_em_validate()
216 em->ops = tcf_em_lookup(em_hdr->kind); in tcf_em_validate()
218 if (em->ops == NULL) { in tcf_em_validate()
224 em->ops = tcf_em_lookup(em_hdr->kind); in tcf_em_validate()
225 if (em->ops) { in tcf_em_validate()
230 module_put(em->ops->owner); in tcf_em_validate()
231 em->ops = NULL; in tcf_em_validate()
241 if (em->ops->datalen && data_len < em->ops->datalen) in tcf_em_validate()
244 if (em->ops->change) { in tcf_em_validate()
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Dem_ipset.c23 struct tcf_ematch *em) in em_ipset_change() argument
35 em->datalen = sizeof(*set); in em_ipset_change()
36 em->data = (unsigned long)kmemdup(data, em->datalen, GFP_KERNEL); in em_ipset_change()
37 if (em->data) in em_ipset_change()
44 static void em_ipset_destroy(struct tcf_ematch *em) in em_ipset_destroy() argument
46 const struct xt_set_info *set = (const void *) em->data; in em_ipset_destroy()
48 ip_set_nfnl_put(em->net, set->index); in em_ipset_destroy()
49 kfree((void *) em->data); in em_ipset_destroy()
53 static int em_ipset_match(struct sk_buff *skb, struct tcf_ematch *em, in em_ipset_match() argument
58 const struct xt_set_info *set = (const void *) em->data; in em_ipset_match()
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Dem_nbyte.c27 struct tcf_ematch *em) in em_nbyte_change() argument
35 em->datalen = sizeof(*nbyte) + nbyte->len; in em_nbyte_change()
36 em->data = (unsigned long)kmemdup(data, em->datalen, GFP_KERNEL); in em_nbyte_change()
37 if (em->data == 0UL) in em_nbyte_change()
43 static int em_nbyte_match(struct sk_buff *skb, struct tcf_ematch *em, in em_nbyte_match() argument
46 struct nbyte_data *nbyte = (struct nbyte_data *) em->data; in em_nbyte_match()
Dem_ipt.c116 struct tcf_ematch *em) in em_ipt_change() argument
153 em->datalen = sizeof(*im) + mdata_len; in em_ipt_change()
154 em->data = (unsigned long)im; in em_ipt_change()
163 static void em_ipt_destroy(struct tcf_ematch *em) in em_ipt_destroy() argument
165 struct em_ipt_match *im = (void *)em->data; in em_ipt_destroy()
172 .net = em->net, in em_ipt_destroy()
183 static int em_ipt_match(struct sk_buff *skb, struct tcf_ematch *em, in em_ipt_match() argument
186 const struct em_ipt_match *im = (const void *)em->data; in em_ipt_match()
195 indev = dev_get_by_index_rcu(em->net, skb->skb_iif); in em_ipt_match()
198 indev ?: skb->dev, skb->dev, NULL, em->net, NULL); in em_ipt_match()
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Dem_u32.c21 static int em_u32_match(struct sk_buff *skb, struct tcf_ematch *em, in em_u32_match() argument
24 struct tc_u32_key *key = (struct tc_u32_key *) em->data; in em_u32_match()
Dem_cmp.c25 static int em_cmp_match(struct sk_buff *skb, struct tcf_ematch *em, in em_cmp_match() argument
28 struct tcf_em_cmp *cmp = (struct tcf_em_cmp *) em->data; in em_cmp_match()
/Linux-v4.19/drivers/block/aoe/
Daoechr.c128 struct ErrMsg *em; in aoechr_error() local
136 em = emsgs + emsgs_tail_idx; in aoechr_error()
137 if ((em->flags & EMFL_VALID)) { in aoechr_error()
148 em->msg = mp; in aoechr_error()
149 em->flags |= EMFL_VALID; in aoechr_error()
150 em->len = n; in aoechr_error()
217 struct ErrMsg *em; in aoechr_read() local
228 em = emsgs + emsgs_head_idx; in aoechr_read()
229 if ((em->flags & EMFL_VALID) != 0) in aoechr_read()
250 if (em->len > cnt) { in aoechr_read()
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/Linux-v4.19/arch/arm/boot/dts/
Demev2.dtsi159 compatible = "renesas,em-sti";
167 compatible = "renesas,em-uart";
175 compatible = "renesas,em-uart";
183 compatible = "renesas,em-uart";
191 compatible = "renesas,em-uart";
204 compatible = "renesas,em-gio";
216 compatible = "renesas,em-gio";
228 compatible = "renesas,em-gio";
240 compatible = "renesas,em-gio";
252 compatible = "renesas,em-gio";
/Linux-v4.19/net/bridge/netfilter/
Debt_among.c205 const struct ebt_entry_match *em = in ebt_among_mt_check() local
211 if (expected_length > em->match_size) in ebt_among_mt_check()
214 if (wormhash_offset_invalid(info->wh_dst_ofs, em->match_size) || in ebt_among_mt_check()
215 wormhash_offset_invalid(info->wh_src_ofs, em->match_size)) in ebt_among_mt_check()
223 if (expected_length > em->match_size) in ebt_among_mt_check()
240 if (em->match_size != EBT_ALIGN(expected_length)) { in ebt_among_mt_check()
242 em->match_size, expected_length, in ebt_among_mt_check()
/Linux-v4.19/include/net/
Dpkt_cls.h427 static inline int tcf_em_is_container(struct tcf_ematch *em) in tcf_em_is_container() argument
429 return !em->ops; in tcf_em_is_container()
432 static inline int tcf_em_is_simple(struct tcf_ematch *em) in tcf_em_is_simple() argument
434 return em->flags & TCF_EM_SIMPLE; in tcf_em_is_simple()
437 static inline int tcf_em_is_inverted(struct tcf_ematch *em) in tcf_em_is_inverted() argument
439 return em->flags & TCF_EM_INVERT; in tcf_em_is_inverted()
442 static inline int tcf_em_last_match(struct tcf_ematch *em) in tcf_em_last_match() argument
444 return (em->flags & TCF_EM_REL_MASK) == TCF_EM_REL_END; in tcf_em_last_match()
447 static inline int tcf_em_early_end(struct tcf_ematch *em, int result) in tcf_em_early_end() argument
449 if (tcf_em_last_match(em)) in tcf_em_early_end()
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/Linux-v4.19/fs/ocfs2/
Dextent_map.c63 static void __ocfs2_extent_map_lookup(struct ocfs2_extent_map *em, in __ocfs2_extent_map_lookup() argument
72 list_for_each_entry(emi, &em->em_list, ei_list) { in __ocfs2_extent_map_lookup()
76 list_move(&emi->ei_list, &em->em_list); in __ocfs2_extent_map_lookup()
119 struct ocfs2_extent_map *em = &oi->ip_extent_map; in ocfs2_extent_map_trunc() local
124 list_for_each_entry_safe(emi, n, &em->em_list, ei_list) { in ocfs2_extent_map_trunc()
128 BUG_ON(em->em_num_items == 0); in ocfs2_extent_map_trunc()
129 em->em_num_items--; in ocfs2_extent_map_trunc()
232 struct ocfs2_extent_map *em = &oi->ip_extent_map; in ocfs2_extent_map_insert_rec() local
245 list_for_each_entry(emi, &em->em_list, ei_list) { in ocfs2_extent_map_insert_rec()
247 list_move(&emi->ei_list, &em->em_list); in ocfs2_extent_map_insert_rec()
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/Linux-v4.19/sound/soc/pxa/
DMakefile25 snd-soc-em-x270-objs := em-x270.o
44 obj-$(CONFIG_SND_PXA2XX_SOC_EM_X270) += snd-soc-em-x270.o

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