| /kernel/linux/linux-6.6/Documentation/filesystems/ |
| D | overlayfs.rst | 26 non-directory objects may report an st_dev from the lower filesystem or
83 Upper and Lower
87 and a 'lower' filesystem. When a name exists in both filesystems, the
89 'lower' filesystem is either hidden or, in the case of directories,
92 It would be more correct to refer to an upper and lower 'directory
96 lower.
98 A wide range of filesystems supported by Linux can be the lower filesystem,
100 needed for OverlayFS to work. The lower filesystem does not need to be
101 writable. The lower filesystem can even be another overlayfs. The upper
113 upper and lower filesystems and refers to a non-directory in either,
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| /kernel/linux/linux-5.10/Documentation/filesystems/ |
| D | overlayfs.rst | 26 non-directory objects may report an st_dev from the lower filesystem or
85 Upper and Lower
89 and a 'lower' filesystem. When a name exists in both filesystems, the
91 'lower' filesystem is either hidden or, in the case of directories,
94 It would be more correct to refer to an upper and lower 'directory
98 lower.
100 The lower filesystem can be any filesystem supported by Linux and does
101 not need to be writable. The lower filesystem can even be another
113 upper and lower filesystems and refers to a non-directory in either,
114 then the lower object is hidden - the name refers only to the upper
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| /kernel/linux/linux-6.6/kernel/trace/ |
| D | pid_list.c | 83 * If chunk->data has no lower chunks, it will be the same in upper_empty()
94 unsigned int *upper2, unsigned int *lower) in pid_split() argument
105 *lower = pid & LOWER_MASK; in pid_split()
111 unsigned int upper2, unsigned int lower) in pid_join() argument
115 (lower & LOWER_MASK); in pid_join()
136 unsigned int lower; in trace_pid_list_is_set() local
142 if (pid_split(pid, &upper1, &upper2, &lower) < 0) in trace_pid_list_is_set()
150 ret = test_bit(lower, lower_chunk->data); in trace_pid_list_is_set()
175 unsigned int lower; in trace_pid_list_set() local
181 if (pid_split(pid, &upper1, &upper2, &lower) < 0) in trace_pid_list_set()
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| /kernel/linux/linux-5.10/arch/mips/include/asm/ |
| D | maar.h | 30 * @lower: The lowest address that the MAAR pair will affect. Must be
38 * specified by attrs to the range of addresses from lower to higher.
40 static inline void write_maar_pair(unsigned idx, phys_addr_t lower, in write_maar_pair() argument
44 BUG_ON(lower & (0xffff | ~(MIPS_MAAR_ADDR << 4))); in write_maar_pair()
65 /* Write the lower address & attributes */ in write_maar_pair()
68 write_c0_maar((lower >> 4) | attrs); in write_maar_pair()
71 lower >>= MIPS_MAARX_ADDR_SHIFT; in write_maar_pair()
72 writex_c0_maar(((lower >> 4) & MIPS_MAARX_ADDR) | MIPS_MAARX_VH); in write_maar_pair()
88 * @lower: The lowest address that the MAAR pair will affect. Must be
97 * addresses from lower to upper inclusive.
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| /kernel/linux/linux-6.6/arch/mips/include/asm/ |
| D | maar.h | 30 * @lower: The lowest address that the MAAR pair will affect. Must be
38 * specified by attrs to the range of addresses from lower to higher.
40 static inline void write_maar_pair(unsigned idx, phys_addr_t lower, in write_maar_pair() argument
44 BUG_ON(lower & (0xffff | ~(MIPS_MAAR_ADDR << 4))); in write_maar_pair()
65 /* Write the lower address & attributes */ in write_maar_pair()
68 write_c0_maar((lower >> 4) | attrs); in write_maar_pair()
71 lower >>= MIPS_MAARX_ADDR_SHIFT; in write_maar_pair()
72 writex_c0_maar(((lower >> 4) & MIPS_MAARX_ADDR) | MIPS_MAARX_VH); in write_maar_pair()
88 * @lower: The lowest address that the MAAR pair will affect. Must be
97 * addresses from lower to upper inclusive.
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| /kernel/linux/linux-5.10/net/tipc/ |
| D | name_table.c | 52 * @lower: service range lower bound
62 u32 lower; member
99 ((sr)->lower <= (end) && (sr)->upper >= (start)) in RB_DECLARE_CALLBACKS_MAX()
139 * subtree. If not, it has lower > end, then nodes on
155 if (sr->lower <= end &&
184 * subtree. If not, it has lower > end, then any next in service_range_match_next()
204 if (sr->lower <= end) { in service_range_match_next()
222 static struct publication *tipc_publ_create(u32 type, u32 lower, u32 upper, in tipc_publ_create() argument
232 publ->lower = lower; in tipc_publ_create()
272 u32 lower, u32 upper) in tipc_service_find_range() argument
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| /kernel/linux/linux-6.6/drivers/net/ethernet/aquantia/atlantic/hw_atl/ |
| D | hw_atl_llh_internal.h | 111 /* lower bit position of bitfield itr_reg_res_dsbl */
121 /* lower bit position of bitfield itr_reset */
133 /* lower bit position of bitfield rsc_delay */
140 /* lower bit position of bitfield dca{d}_cpuid[7:0] */
156 /* lower bit position of bitfield dca_en */
174 /* lower bit position of bitfield dca_mode[3:0] */
194 /* lower bit position of bitfield desc{d}_data_size[4:0] */
213 /* lower bit position of bitfield dca{d}_desc_en */
232 /* lower bit position of bitfield desc{d}_en */
252 /* lower bit position of bitfield desc{d}_hdr_size[4:0] */
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| /kernel/linux/linux-5.10/drivers/net/ethernet/aquantia/atlantic/hw_atl/ |
| D | hw_atl_llh_internal.h | 111 /* lower bit position of bitfield itr_reg_res_dsbl */
121 /* lower bit position of bitfield itr_reset */
133 /* lower bit position of bitfield rsc_delay */
140 /* lower bit position of bitfield dca{d}_cpuid[7:0] */
156 /* lower bit position of bitfield dca_en */
174 /* lower bit position of bitfield dca_mode[3:0] */
194 /* lower bit position of bitfield desc{d}_data_size[4:0] */
213 /* lower bit position of bitfield dca{d}_desc_en */
232 /* lower bit position of bitfield desc{d}_en */
252 /* lower bit position of bitfield desc{d}_hdr_size[4:0] */
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| /kernel/linux/linux-5.10/drivers/thermal/ |
| D | gov_step_wise.c | 25 * d. if the trend is THERMAL_TREND_DROP_FULL, use lower limit
27 * If the temperature is lower than a trip point,
29 * b. if the trend is THERMAL_TREND_DROPPING, use lower cooling
31 * equals lower limit, deactivate the thermal instance
33 * d. if the trend is THERMAL_TREND_DROP_FULL, use lower limit,
34 * if the cooling state already equals lower limit,
57 ((cur_state + 1) < instance->lower ? in get_target_state()
58 instance->lower : (cur_state + 1)); in get_target_state()
71 if (next_target < instance->lower) in get_target_state()
72 next_target = instance->lower; in get_target_state()
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| /kernel/linux/linux-5.10/fs/btrfs/ |
| D | backref.h | 177 /* List of lower level edges, which link this node to its children */
178 struct list_head lower; member
211 #define LOWER 0 macro
215 * Represent an edge connecting upper and lower backref nodes.
219 * list[LOWER] is linked to btrfs_backref_node::upper of lower level
220 * node, and list[UPPER] is linked to btrfs_backref_node::lower of
281 struct btrfs_backref_node *lower, in btrfs_backref_link_edge() argument
285 ASSERT(upper && lower && upper->level == lower->level + 1); in btrfs_backref_link_edge()
286 edge->node[LOWER] = lower; in btrfs_backref_link_edge()
289 list_add_tail(&edge->list[LOWER], &lower->upper); in btrfs_backref_link_edge()
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| /kernel/linux/linux-6.6/Documentation/filesystems/ext4/ |
| D | group_descr.rst | 38 checksum is the lower 16 bits of the checksum of the FS UUID, the group
56 - Lower 32-bits of location of block bitmap.
60 - Lower 32-bits of location of inode bitmap.
64 - Lower 32-bits of location of inode table.
68 - Lower 16-bits of free block count.
72 - Lower 16-bits of free inode count.
76 - Lower 16-bits of directory count.
84 - Lower 32-bits of location of snapshot exclusion bitmap.
88 - Lower 16-bits of the block bitmap checksum.
92 - Lower 16-bits of the inode bitmap checksum.
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| /kernel/linux/linux-5.10/Documentation/filesystems/ext4/ |
| D | group_descr.rst | 38 checksum is the lower 16 bits of the checksum of the FS UUID, the group
56 - Lower 32-bits of location of block bitmap.
60 - Lower 32-bits of location of inode bitmap.
64 - Lower 32-bits of location of inode table.
68 - Lower 16-bits of free block count.
72 - Lower 16-bits of free inode count.
76 - Lower 16-bits of directory count.
84 - Lower 32-bits of location of snapshot exclusion bitmap.
88 - Lower 16-bits of the block bitmap checksum.
92 - Lower 16-bits of the inode bitmap checksum.
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| /kernel/linux/linux-5.10/fs/overlayfs/ |
| D | export.c | 43 * lower decoded dentry. This is done by following the overlay ancestry up to a
53 * copied up and renamed, upper dir /a will be indexed by lower dir /a from
56 * dentry from the connected lower dentry /a/b/c.
61 * and when the time comes to decode the file handle from lower dentry /a/b/c,
66 * entry /a in the lower layers above layer N and find the indexed dir /a from
68 * will need to verify there are no redirects in lower layers above N. In the
87 * lower layer in ovl_connectable_layer()
93 /* We can get upper/overlay path from indexed/lower dentry */ in ovl_connectable_layer()
99 * have the same uppermost lower layer as the origin's layer. We may need to
174 * L = lower file handle
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| D | inode.c | 183 * If lower filesystem supports NFS file handles, this also guaranties in ovl_getattr()
201 * Lower hardlinks may be broken on copy up to different in ovl_getattr()
202 * upper files, so we cannot use the lower origin st_ino in ovl_getattr()
206 * same dir on a lower layer. With the "verify_lower" in ovl_getattr()
207 * feature, we do not use the lower origin st_ino, if in ovl_getattr()
223 * If we are querying a metacopy dentry and lower in ovl_getattr()
226 * vfs_getattr(). If lower itself is metacopy, then in ovl_getattr()
238 * If lower is not same as lowerdata or if there was in ovl_getattr()
268 * and non-covered lower hardlinks. It does not include the upper in ovl_getattr()
528 * overlayfs instance as lower layer. We need to annotate the
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| /kernel/linux/linux-5.10/arch/powerpc/mm/ptdump/ |
| D | bats.c | 15 static void bat_show_603(struct seq_file *m, int idx, u32 lower, u32 upper, bool is_d) in bat_show_603() argument
20 phys_addr_t brpn = PHYS_BAT_ADDR(lower); in bat_show_603()
44 if (lower & BPP_RX) in bat_show_603()
46 else if (lower & BPP_RW) in bat_show_603()
51 seq_puts(m, lower & _PAGE_WRITETHRU ? "w " : " "); in bat_show_603()
52 seq_puts(m, lower & _PAGE_NO_CACHE ? "i " : " "); in bat_show_603()
53 seq_puts(m, lower & _PAGE_COHERENT ? "m " : " "); in bat_show_603()
54 seq_puts(m, lower & _PAGE_GUARDED ? "g " : " "); in bat_show_603()
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| /kernel/linux/linux-6.6/arch/powerpc/mm/ptdump/ |
| D | bats.c | 15 static void bat_show_603(struct seq_file *m, int idx, u32 lower, u32 upper, bool is_d) in bat_show_603() argument
20 phys_addr_t brpn = PHYS_BAT_ADDR(lower); in bat_show_603()
44 if (lower & BPP_RX) in bat_show_603()
46 else if (lower & BPP_RW) in bat_show_603()
51 seq_puts(m, lower & _PAGE_WRITETHRU ? "w " : " "); in bat_show_603()
52 seq_puts(m, lower & _PAGE_NO_CACHE ? "i " : " "); in bat_show_603()
53 seq_puts(m, lower & _PAGE_COHERENT ? "m " : " "); in bat_show_603()
54 seq_puts(m, lower & _PAGE_GUARDED ? "g " : " "); in bat_show_603()
|
| /kernel/linux/linux-5.10/fs/ecryptfs/ |
| D | read_write.c | 19 * @offset: Byte offset in the lower file to which to write the data
20 * @size: Number of bytes from @data to write at @offset in the lower
23 * Write data to the lower file.
45 * lower file
49 * lower file
53 * the contents of @page_for_lower to the lower inode.
86 * written to the lower page cache (via VFS writes). This function
87 * takes care of all the address translation to locations in the lower
209 * @offset: Byte offset in the lower file from which to read the data
210 * @size: Number of bytes to read from @offset of the lower file and
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| /kernel/linux/linux-6.6/fs/ecryptfs/ |
| D | read_write.c | 19 * @offset: Byte offset in the lower file to which to write the data
20 * @size: Number of bytes from @data to write at @offset in the lower
23 * Write data to the lower file.
45 * lower file
49 * lower file
53 * the contents of @page_for_lower to the lower inode.
86 * written to the lower page cache (via VFS writes). This function
87 * takes care of all the address translation to locations in the lower
209 * @offset: Byte offset in the lower file from which to read the data
210 * @size: Number of bytes to read from @offset of the lower file and
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| /kernel/linux/linux-6.6/drivers/nvmem/ |
| D | stm32-romem.c | 30 u8 lower; member
37 u8 lower; member
92 if (otp < priv->lower) { in stm32_bsec_read()
93 /* read lower data from shadow registers */ in stm32_bsec_read()
140 if (offset + bytes >= priv->lower * 4) in stm32_bsec_write()
159 return stm32_bsec_optee_ta_write(priv->ctx, priv->lower, offset, buf, bytes); in stm32_bsec_pta_write()
212 priv->lower = 0; in stm32_romem_probe()
222 priv->lower = cfg->lower; in stm32_romem_probe()
254 * - Lower: 1K bits, 2:1 redundancy, incremental bit programming
255 * => 32 (x 32-bits) lower shadow registers = words 0 to 31
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| /kernel/linux/linux-6.6/drivers/base/regmap/ |
| D | regcache-maple.c | 43 unsigned long *entry, *upper, *lower; in regcache_maple_write() local
62 lower = mas_find(&mas, reg - 1); in regcache_maple_write()
63 if (lower) { in regcache_maple_write()
81 if (lower) in regcache_maple_write()
82 memcpy(entry, lower, lower_sz); in regcache_maple_write()
100 kfree(lower); in regcache_maple_write()
112 unsigned long *entry, *lower, *upper; in regcache_maple_drop() local
118 lower = NULL; in regcache_maple_drop()
136 lower = kmemdup(entry, ((min - mas.index) * in regcache_maple_drop()
139 if (!lower) { in regcache_maple_drop()
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| /kernel/linux/linux-6.6/fs/overlayfs/ |
| D | export.c | 43 * lower decoded dentry. This is done by following the overlay ancestry up to a
53 * copied up and renamed, upper dir /a will be indexed by lower dir /a from
56 * dentry from the connected lower dentry /a/b/c.
61 * and when the time comes to decode the file handle from lower dentry /a/b/c,
66 * entry /a in the lower layers above layer N and find the indexed dir /a from
68 * will need to verify there are no redirects in lower layers above N. In the
87 * lower layer in ovl_connectable_layer()
93 /* We can get upper/overlay path from indexed/lower dentry */ in ovl_connectable_layer()
99 * have the same uppermost lower layer as the origin's layer. We may need to
175 * L = lower file handle
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| /kernel/linux/linux-6.6/net/tipc/ |
| D | subscr.c | 53 tipc_evt_write(evt, found_lower, p->sr.lower); in tipc_sub_send_event()
58 tipc_evt_write(evt, found_lower, s->seq.lower); in tipc_sub_send_event()
76 u32 found_lower = found->lower; in tipc_sub_check_overlap()
79 if (found_lower < subscribed->lower) in tipc_sub_check_overlap()
80 found_lower = subscribed->lower; in tipc_sub_check_overlap()
135 u32 lower = tipc_sub_read(s, seq.lower); in tipc_sub_subscribe() local
142 lower > upper) { in tipc_sub_subscribe()
158 sub->s.seq.lower = lower; in tipc_sub_subscribe()
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| /kernel/linux/linux-6.6/drivers/net/ethernet/aquantia/atlantic/hw_atl2/ |
| D | hw_atl2_llh_internal.h | 38 /* lower bit position of bitfield rpf_new_rpf_en */
57 /* lower bit position of bitfield l2_uc_req_tag0{f}[2:0] */
75 /* lower bit position of bitfield rpf_l2_bc_req_tag */
92 /* lower bit position of bitfield rpf_rss_red1_data[4:0] */
111 /* lower bit position of bitfield vlan_req_tag0{f}[3:0] */
127 /* Lower bit position of bitfield rx_q{Q}_tc_map[2:0] */
146 /* lower bit position of bitfield tx_tc_q_rand_map_en */
164 /* lower bit position of bitfield tx_buffer_clk_gate_en */
180 /* lower bit position of bitfield tx_q_tc_map{q} */
199 /* lower bit position of bitfield data_tc_arb_mode */
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| /kernel/linux/linux-5.10/drivers/net/ethernet/aquantia/atlantic/hw_atl2/ |
| D | hw_atl2_llh_internal.h | 38 /* lower bit position of bitfield rpf_new_rpf_en */
57 /* lower bit position of bitfield l2_uc_req_tag0{f}[2:0] */
75 /* lower bit position of bitfield rpf_l2_bc_req_tag */
92 /* lower bit position of bitfield rpf_rss_red1_data[4:0] */
111 /* lower bit position of bitfield vlan_req_tag0{f}[3:0] */
127 /* Lower bit position of bitfield rx_q{Q}_tc_map[2:0] */
146 /* lower bit position of bitfield tx_tc_q_rand_map_en */
164 /* lower bit position of bitfield tx_buffer_clk_gate_en */
180 /* lower bit position of bitfield tx_q_tc_map{q} */
199 /* lower bit position of bitfield data_tc_arb_mode */
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| /kernel/linux/linux-5.10/arch/arm/kernel/ |
| D | module.c | 88 u32 upper, lower, sign, j1, j2; in apply_relocate() local
235 lower = __mem_to_opcode_thumb16(*(u16 *)(loc + 2)); in apply_relocate()
246 * imm11 = lower[10:0] = offset[11:1] in apply_relocate()
247 * J1 = lower[13] in apply_relocate()
248 * J2 = lower[11] in apply_relocate()
251 j1 = (lower >> 13) & 1; in apply_relocate()
252 j2 = (lower >> 11) & 1; in apply_relocate()
256 ((lower & 0x07ff) << 1); in apply_relocate()
286 lower = (u16)((lower & 0xd000) | in apply_relocate()
291 *(u16 *)(loc + 2) = __opcode_to_mem_thumb16(lower); in apply_relocate()
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