/linux/Documentation/filesystems/ |
H A 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, [all …]
|
/linux/kernel/trace/ |
H A D | pid_list.c | 83 * If chunk->data has no lower chunks, it will be the same in upper_empty() 90 unsigned int *upper2, unsigned int *lower) in pid_split() argument 101 *lower = pid & LOWER_MASK; in pid_split() 107 unsigned int upper2, unsigned int lower) in pid_join() argument 111 (lower & LOWER_MASK); in pid_join() 132 unsigned int lower; in trace_pid_list_is_set() local 138 if (pid_split(pid, &upper1, &upper2, &lower) < 0) in trace_pid_list_is_set() 146 ret = test_bit(lower, lower_chunk->data); in trace_pid_list_is_set() 171 unsigned int lower; in trace_pid_list_set() local 177 if (pid_split(pid, &upper1, &upper2, &lower) < 0) in trace_pid_list_set() [all …]
|
/linux/arch/mips/include/asm/ |
H A 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. [all …]
|
/linux/Documentation/filesystems/ext4/ |
H A 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. [all …]
|
/linux/drivers/nvmem/ |
H A D | stm32-romem.c | 32 u8 lower; member 39 u8 lower; member 94 if (otp < priv->lower) { in stm32_bsec_read() 95 /* read lower data from shadow registers */ in stm32_bsec_read() 142 if (offset + bytes >= priv->lower * 4) in stm32_bsec_write() 161 return stm32_bsec_optee_ta_write(priv->ctx, priv->lower, offset, buf, bytes); in stm32_bsec_pta_write() 214 priv->lower = 0; in stm32_romem_probe() 223 priv->lower = cfg->lower; in stm32_romem_probe() 255 * - Lower: 1K bits, 2:1 redundancy, incremental bit programming 256 * => 32 (x 32-bits) lower shadow registers = words 0 to 31 [all …]
|
/linux/arch/powerpc/mm/ptdump/ |
H A 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()
|
/linux/drivers/net/ethernet/aquantia/atlantic/hw_atl2/ |
H A 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 */ [all …]
|
/linux/arch/arm/kernel/ |
H A D | module.c | 57 * lower cache efficiency for variables that are referenced often from many 95 u32 upper, lower, sign, j1, j2; in apply_relocate() local 290 lower = __mem_to_opcode_thumb16(*(u16 *)(loc + 2)); in apply_relocate() 301 * imm11 = lower[10:0] = offset[11:1] in apply_relocate() 302 * J1 = lower[13] in apply_relocate() 303 * J2 = lower[11] in apply_relocate() 306 j1 = (lower >> 13) & 1; in apply_relocate() 307 j2 = (lower >> 11) & 1; in apply_relocate() 311 ((lower & 0x07ff) << 1); in apply_relocate() 340 lower = (u16)((lower & 0xd000) | in apply_relocate() [all …]
|
/linux/net/tipc/ |
H A 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()
|
/linux/fs/overlayfs/ |
H A D | namei.c | 51 * that will stop further lookup in lower layers (d->stop=true) in ovl_check_redirect() 53 * element and that should force continue lookup in lower in ovl_check_redirect() 171 * Make sure that the stored uuid matches the uuid of the lower in ovl_decode_real_fh() 186 * Treat stale file handle to lower file as "origin unknown". in ovl_decode_real_fh() 343 is_upper ? "upper" : "lower", base, in ovl_lookup_single() 411 /* Only regular file is acceptable as lower data */ in ovl_lookup_data_layer() 455 * If lower fs uuid is not unique among lower fs we cannot match in ovl_check_origin_fh() 627 * OVL_XATTR_ORIGIN and that origin file handle can be decoded to lower path. 747 * Lookup in indexdir for the index entry of a lower real inode or a copy up 748 * origin inode. The index entry name is the hex representation of the lower [all …]
|
H A D | inode.c | 186 * If lower filesystem supports NFS file handles, this also guaranties in ovl_getattr() 204 * Lower hardlinks may be broken on copy up to different in ovl_getattr() 205 * upper files, so we cannot use the lower origin st_ino in ovl_getattr() 209 * same dir on a lower layer. With the "verify_lower" in ovl_getattr() 210 * feature, we do not use the lower origin st_ino, if in ovl_getattr() 226 * If we are querying a metacopy dentry and lower in ovl_getattr() 229 * vfs_getattr(). If lower itself is metacopy, then in ovl_getattr() 241 * If lower is not same as lowerdata or if there was in ovl_getattr() 276 * and non-covered lower hardlinks. It does not include the upper in ovl_getattr() 344 * of the POSIX ACLs retrieved from the lower layer to this function to not [all …]
|
H A D | super.c | 33 struct dentry *upper, *lower; in ovl_d_real() local 55 lower = ovl_dentry_lower(dentry); in ovl_d_real() 70 lower = ovl_dentry_lowerdata(dentry); in ovl_d_real() 71 if (!lower) in ovl_d_real() 75 /* Handle recursion into stacked lower fs */ in ovl_d_real() 76 return d_real(lower, type); in ovl_d_real() 443 /* Check if lower fs has 32bit inode numbers */ in ovl_lower_dir() 486 * attempted to be used as a lower layer in a new overlay mount. 510 pr_err("upper fs is r/o, try multi-lower layers mount\n"); in ovl_get_upper() 857 /* Verify lower root is upper root origin */ in ovl_get_indexdir() [all …]
|
H A D | params.c | 317 return invalfc(fc, "regular lower layers cannot follow data layers"); in ovl_mount_dir_check() 319 return invalfc(fc, "too many lower directories, limit is %d", in ovl_mount_dir_check() 336 l = krealloc_array(ctx->lower, nr, sizeof(*l), GFP_KERNEL_ACCOUNT); in ovl_ctx_realloc_lower() 340 ctx->lower = l; in ovl_ctx_realloc_lower() 369 l = &ctx->lower[ctx->nr++]; in ovl_add_layer() 478 struct ovl_fs_context_layer *l = ctx->lower; in ovl_reset_lowerdirs() 497 * Set "/lower1", "/lower2", and "/lower3" as lower layers and 498 * "/data1" and "/data2" as data lower layers. Any existing lower 514 /* drop all existing lower layers */ in ovl_parse_param_lowerdir() 521 pr_err("cannot append lower layer\n"); in ovl_parse_param_lowerdir() [all …]
|
H A D | util.c | 111 /* Verify lower origin on lookup. For now only enabled for NFS export */ 231 * Non-dir dentry can hold lower dentry of its copy up origin. in ovl_path_type() 338 * lower dentry which has data (and not metacopy dentry). This helper 339 * returns the lower data dentry. 413 /* Return inode which contains lower data. Do not return metacopy */ 650 * Use this over ovl_is_whiteout for upper and lower files, as it also 730 * but leaves taking freeze protection on upper sb to lower level helpers. 1060 struct dentry *lower = ovl_dentry_lower(dentry); in ovl_need_index() local 1062 if (!lower || !ovl_indexdir(dentry->d_sb)) in ovl_need_index() 1069 /* Index only lower hardlinks on copy up */ in ovl_need_index() [all …]
|
/linux/fs/ext4/ |
H A D | inode-test.c | 14 * For constructing the nonnegative timestamp lower bound value. 25 * For constructing the negative timestamp lower bound value. 43 "1901-12-13 Lower bound of 32bit < 0 timestamp, no extra bits" 47 "1970-01-01 Lower bound of 32bit >=0 timestamp, no extra bits" 51 "2038-01-19 Lower bound of 32bit <0 timestamp, lo extra sec bit on" 55 "2106-02-07 Lower bound of 32bit >=0 timestamp, lo extra sec bit on" 59 "2174-02-25 Lower bound of 32bit <0 timestamp, hi extra sec bit on" 63 "2242-03-16 Lower bound of 32bit >=0 timestamp, hi extra sec bit on" 69 "2378-04-22 Lower bound of 32bit>= timestamp. Extra sec bits 1. Max ns" 71 "2378-04-22 Lower bound of 32bit >=0 timestamp. All extra sec bits on"
|
/linux/arch/m68k/include/asm/ |
H A D | amigahw.h | 279 unsigned int :28, second2:4; /* lower digit */ 281 unsigned int :28, minute2:4; /* lower digit */ 283 unsigned int :28, hour2:4; /* lower digit */ 286 unsigned int :28, day2:4; /* lower digit */ 288 unsigned int :28, month2:4; /* lower digit */ 290 unsigned int :28, year2:4; /* lower digit */ 301 unsigned int :28, second2:4; /* lower digit */ 303 unsigned int :28, minute2:4; /* lower digit */ 305 unsigned int :28, hour2:4; /* lower digit */ 307 unsigned int :28, day2:4; /* lower digit */ [all …]
|
/linux/fs/ecryptfs/ |
H A D | kthread.c | 38 * the lower file with RW permissions. 108 * @lower_file: Result of dentry_open by root on lower dentry 109 * @lower_dentry: Lower dentry for file to open 110 * @lower_mnt: Lower vfsmount for file to open 113 * This function gets a r/w file opened against the lower dentry. 132 * lower file is fput() when all eCryptfs files for the inode are in ecryptfs_privileged_open() 147 "aborting privileged request to open lower file\n", in ecryptfs_privileged_open()
|
H A D | inode.c | 117 * @lower_dentry: Existing dentry in the lower filesystem 121 * Interposes upper and lower dentries. 145 dget(lower_dentry); // don't even try to make the lower negative in ecryptfs_do_unlink() 176 * stat of the lower directory inode. 194 printk(KERN_ERR "%s: Failure to create dentry in lower fs; " in ecryptfs_do_create() 242 "the lower file for the dentry with name " in ecryptfs_initialize_file() 275 "lower filesystem\n"); in ecryptfs_create() 301 "the lower file for the dentry with name " in ecryptfs_i_size_read() 349 /* We want to add because we couldn't find in lower */ in ecryptfs_lookup_interpose() 538 dget(lower_dentry); // don't even try to make the lower negative in ecryptfs_rmdir() [all …]
|
H A D | mmap.c | 5 * decryption of the file data as it passes between the lower 27 * the lower filesystem. In OpenPGP-compatible mode, we operate on 82 * @folio: Sort of a ``virtual'' representation of the encrypted lower 83 * file. The actual lower file does not have the metadata in 142 "extent at offset [%lld] in the lower " in ecryptfs_copy_up_encrypted_with_header() 179 "the encrypted content from the lower " in ecryptfs_read_folio() 212 * Called with lower inode mutex held. 268 "lower page segment; rc = [%d]\n", in ecryptfs_write_begin() 281 "from the lower file whilst " in ecryptfs_write_begin() 352 * Writes the lower file size to the first 8 bytes of the header. [all …]
|
/linux/drivers/net/ethernet/microchip/lan966x/ |
H A D | lan966x_lag.c | 289 struct net_device *lower; in lan966x_lag_netdev_prechangeupper() local 293 netdev_for_each_lower_dev(dev, lower, iter) { in lan966x_lag_netdev_prechangeupper() 294 if (!lan966x_netdevice_check(lower)) in lan966x_lag_netdev_prechangeupper() 297 port = netdev_priv(lower); in lan966x_lag_netdev_prechangeupper() 301 err = lan966x_port_prechangeupper(lower, dev, info); in lan966x_lag_netdev_prechangeupper() 313 struct net_device *lower; in lan966x_lag_netdev_changeupper() local 317 netdev_for_each_lower_dev(dev, lower, iter) { in lan966x_lag_netdev_changeupper() 318 if (!lan966x_netdevice_check(lower)) in lan966x_lag_netdev_changeupper() 321 port = netdev_priv(lower); in lan966x_lag_netdev_changeupper() 325 err = lan966x_port_changeupper(lower, dev, info); in lan966x_lag_netdev_changeupper()
|
/linux/drivers/power/supply/ |
H A D | bq27xxx_battery_hdq.c | 45 int upper, lower; in bq27xxx_battery_hdq_read() local 51 * lower and the upper part in bq27xxx_battery_hdq_read() 59 lower = w1_bq27000_read(sl, reg); in bq27xxx_battery_hdq_read() 60 if (lower < 0) in bq27xxx_battery_hdq_read() 61 return lower; in bq27xxx_battery_hdq_read() 69 return (upper << 8) | lower; in bq27xxx_battery_hdq_read()
|
/linux/arch/sh/include/asm/ |
H A D | watchdog.h | 39 * lower than WTCSR_CKS_1024, else we drop back into the usec range. 75 * Writes the given value @val to the lower byte of the timer counter. 87 * Writes the given value @val to the lower byte of the timer counter. 108 * Writes the given value @val to the lower byte of the control/status 129 * Writes the given value @val to the lower byte of the timer counter. 151 * Writes the given value @val to the lower byte of the control/status
|
/linux/Documentation/devicetree/bindings/regulator/ |
H A D | adi,adp5055-regulator.yaml | 77 adi,dvs-limit-lower-microvolt: 79 Configure the allowable lower side limit of the voltage output of each 82 Vout_low = Vref_trim + dvs-limit-lower. 134 adi,dvs-limit-lower-microvolt = <(-190500)>; 143 adi,dvs-limit-lower-microvolt = <(-190500)>; 152 adi,dvs-limit-lower-microvolt = <(-190500)>;
|
/linux/Documentation/scsi/ |
H A D | scsi_eh.rst | 152 Note that this does not mean lower layers are quiescent. If a LLDD 153 completed a scmd with error status, the LLDD and lower layers are 155 has timed out, unless hostt->eh_timed_out() made lower layers forget 157 active as long as lower layers are concerned and completion could 206 lower layers and lower layers are ready to process or fail the scmd 222 Higher-severity actions are taken only when lower-severity actions 238 lower severity actions are complete. 364 that lower layers have forgotten about the scmd and we can 373 and STU doesn't make lower layers forget about those 375 if STU succeeds leaving lower layers in an inconsistent [all …]
|
/linux/arch/microblaze/kernel/ |
H A D | ftrace.c | 170 unsigned int lower = (unsigned int)func; in ftrace_update_ftrace_func() local 175 lower = 0x32800000 + (lower & 0xFFFF); /* addik r20, r0, func_lower */ in ftrace_update_ftrace_func() 177 pr_debug("%s: func=0x%x, ip=0x%x, upper=0x%x, lower=0x%x\n", in ftrace_update_ftrace_func() 178 __func__, (unsigned int)func, (unsigned int)ip, upper, lower); in ftrace_update_ftrace_func() 180 /* save upper and lower code */ in ftrace_update_ftrace_func() 182 ret += ftrace_modify_code(ip + 4, lower); in ftrace_update_ftrace_func()
|