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/linux/fs/afs/
H A Dcell.c1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* AFS cell and server record management
15 #include <keys/rxrpc-type.h>
28 if (atomic_dec_and_test(&net->cells_outstanding)) in afs_dec_cells_outstanding()
29 wake_up_var(&net->cells_outstanding); in afs_dec_cells_outstanding()
33 * Set the cell timer to fire after a given delay, assuming it's not already
38 if (net->live) { in afs_set_cell_timer()
39 atomic_inc(&net->cells_outstanding); in afs_set_cell_timer()
40 if (timer_reduce(&net->cells_timer, jiffies + delay * HZ)) in afs_set_cell_timer()
48 * Look up and get an activation reference on a cell record. The caller must
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H A Dvl_alias.c1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* AFS cell alias detection
11 #include <keys/rxrpc-type.h>
17 static struct afs_volume *afs_sample_volume(struct afs_cell *cell, struct key *key, in afs_sample_volume() argument
25 .net = cell->net, in afs_sample_volume()
26 .cell = cell, in afs_sample_volume()
44 la = rcu_dereference(server_a->endpoint_state)->addresses; in afs_compare_fs_alists()
45 lb = rcu_dereference(server_b->endpoint_state)->addresses; in afs_compare_fs_alists()
47 while (a < la->nr_addrs && b < lb->nr_addrs) { in afs_compare_fs_alists()
48 unsigned long pa = (unsigned long)la->addrs[a].peer; in afs_compare_fs_alists()
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H A Ddynroot.c1 // SPDX-License-Identifier: GPL-2.0-or-later
30 struct afs_super_info *as = AFS_FS_S(inode->i_sb); in afs_iget5_pseudo_set()
34 vnode->volume = as->volume; in afs_iget5_pseudo_set()
35 vnode->fid = *fid; in afs_iget5_pseudo_set()
36 inode->i_ino = fid->vnode; in afs_iget5_pseudo_set()
37 inode->i_generation = fid->unique; in afs_iget5_pseudo_set()
54 if (as->volume) in afs_iget_pseudo_dir()
55 fid.vid = as->volume->vid; in afs_iget_pseudo_dir()
57 fid.vnode = 1; in afs_iget_pseudo_dir()
58 fid.unique = 1; in afs_iget_pseudo_dir()
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H A Dvolume.c1 // SPDX-License-Identifier: GPL-2.0-or-later
17 * Insert a volume into a cell. If there's an existing volume record, that is
20 static struct afs_volume *afs_insert_volume_into_cell(struct afs_cell *cell, in afs_insert_volume_into_cell() argument
26 write_seqlock(&cell->volume_lock); in afs_insert_volume_into_cell()
28 pp = &cell->volumes.rb_node; in afs_insert_volume_into_cell()
32 if (p->vid < volume->vid) { in afs_insert_volume_into_cell()
33 pp = &(*pp)->rb_left; in afs_insert_volume_into_cell()
34 } else if (p->vid > volume->vid) { in afs_insert_volume_into_cell()
35 pp = &(*pp)->rb_right; in afs_insert_volume_into_cell()
42 set_bit(AFS_VOLUME_RM_TREE, &volume->flags); in afs_insert_volume_into_cell()
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H A Dproc.c1 // SPDX-License-Identifier: GPL-2.0-or-later
37 struct afs_cell *cell; in afs_proc_cells_show() local
40 /* display header on line 1 */ in afs_proc_cells_show()
45 cell = list_entry(v, struct afs_cell, proc_link); in afs_proc_cells_show()
46 vllist = rcu_dereference(cell->vl_servers); in afs_proc_cells_show()
48 /* display one cell per line on subsequent lines */ in afs_proc_cells_show()
50 refcount_read(&cell->ref), in afs_proc_cells_show()
51 atomic_read(&cell->active), in afs_proc_cells_show()
52 cell->dns_expiry - ktime_get_real_seconds(), in afs_proc_cells_show()
53 vllist ? vllist->nr_servers : 0, in afs_proc_cells_show()
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H A Dvl_rotate.c1 // SPDX-License-Identifier: GPL-2.0-or-later
17 bool afs_begin_vlserver_operation(struct afs_vl_cursor *vc, struct afs_cell *cell, in afs_begin_vlserver_operation() argument
23 vc->cell = cell; in afs_begin_vlserver_operation()
24 vc->key = key; in afs_begin_vlserver_operation()
25 vc->cumul_error.error = -EDESTADDRREQ; in afs_begin_vlserver_operation()
26 vc->nr_iterations = -1; in afs_begin_vlserver_operation()
29 vc->cumul_error.error = -EINTR; in afs_begin_vlserver_operation()
30 vc->flags |= AFS_VL_CURSOR_STOP; in afs_begin_vlserver_operation()
34 vc->debug_id = atomic_inc_return(&debug_ids); in afs_begin_vlserver_operation()
44 struct afs_cell *cell = vc->cell; in afs_start_vl_iteration() local
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H A Dsuper.c105 ret = -ENOMEM; in afs_fs_init()
158 struct afs_super_info *as = AFS_FS_S(root->d_sb); in afs_show_devname()
159 struct afs_volume *volume = as->volume; in afs_show_devname()
160 struct afs_cell *cell = as->cell; in afs_show_devname() local
164 if (as->dyn_root) { in afs_show_devname()
169 switch (volume->type) { in afs_show_devname()
174 if (volume->type_force) in afs_show_devname()
183 seq_printf(m, "%c%s:%s%s", pref, cell->name, volume->name, suf); in afs_show_devname()
192 struct afs_super_info *as = AFS_FS_S(root->d_sb); in afs_show_options()
195 if (as->dyn_root) in afs_show_options()
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H A Dmntpt.c1 // SPDX-License-Identifier: GPL-2.0-or-later
46 static const char afs_root_volume[] = "root.cell";
56 return ERR_PTR(-EREMOTE); in afs_mntpt_lookup()
65 return -EREMOTE; in afs_mntpt_open()
73 struct afs_fs_context *ctx = fc->fs_private; in afs_mntpt_set_params()
74 struct afs_super_info *src_as = AFS_FS_S(mntpt->d_sb); in afs_mntpt_set_params()
76 struct afs_cell *cell; in afs_mntpt_set_params() local
80 if (fc->net_ns != src_as->net_ns) { in afs_mntpt_set_params()
81 put_net(fc->net_ns); in afs_mntpt_set_params()
82 fc->net_ns = get_net(src_as->net_ns); in afs_mntpt_set_params()
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/linux/drivers/md/
H A Ddm-bio-prison-v2.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2012-2017 Red Hat, Inc.
9 #include "dm-bio-prison-v2.h"
17 /*----------------------------------------------------------------*/
31 /*----------------------------------------------------------------*/
45 prison->wq = wq; in dm_bio_prison_create_v2()
46 spin_lock_init(&prison->lock); in dm_bio_prison_create_v2()
48 ret = mempool_init_slab_pool(&prison->cell_pool, MIN_CELLS, _cell_cache); in dm_bio_prison_create_v2()
54 prison->cells = RB_ROOT; in dm_bio_prison_create_v2()
62 mempool_exit(&prison->cell_pool); in dm_bio_prison_destroy_v2()
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/linux/sound/core/seq/
H A Dseq_prioq.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl>
20 * +-------+
21 * Head --> | first |
22 * +-------+
24 * +-----v-+
26 * +-------+
28 * +-----v-+
30 * +-------+
32 * +-----v-+
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H A Dseq_memory.c1 // SPDX-License-Identifier: GPL-2.0-or-later
24 return pool->total_elements - atomic_read(&pool->counter); in snd_seq_pool_available()
29 return snd_seq_pool_available(pool) >= pool->room; in snd_seq_output_ok()
36 * 1) kernel space
49 * ext.data.ptr = the additiona cell head
50 * -> cell.next -> cell.next -> ..
60 if ((event->flags & SNDRV_SEQ_EVENT_LENGTH_MASK) != SNDRV_SEQ_EVENT_LENGTH_VARIABLE) in get_var_len()
61 return -EINVAL; in get_var_len()
63 return event->data.ext.len & ~SNDRV_SEQ_EXT_MASK; in get_var_len()
71 struct snd_seq_event_cell *cell; in dump_var_event() local
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H A Dseq_fifo.c1 // SPDX-License-Identifier: GPL-2.0-or-later
26 f->pool = snd_seq_pool_new(poolsize); in snd_seq_fifo_new()
27 if (f->pool == NULL) { in snd_seq_fifo_new()
31 if (snd_seq_pool_init(f->pool) < 0) { in snd_seq_fifo_new()
32 snd_seq_pool_delete(&f->pool); in snd_seq_fifo_new()
37 spin_lock_init(&f->lock); in snd_seq_fifo_new()
38 snd_use_lock_init(&f->use_lock); in snd_seq_fifo_new()
39 init_waitqueue_head(&f->input_sleep); in snd_seq_fifo_new()
40 atomic_set(&f->overflow, 0); in snd_seq_fifo_new()
42 f->head = NULL; in snd_seq_fifo_new()
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/linux/Documentation/devicetree/bindings/net/
H A Dibm,emac.txt8 correct clock-frequency property.
13 - device_type : "network"
15 - compatible : compatible list, contains 2 entries, first is
16 "ibm,emac-CHIP" where CHIP is the host ASIC (440gx,
18 "ibm,emac4". For Axon, thus, we have: "ibm,emac-axon",
20 - interrupts : <interrupt mapping for EMAC IRQ and WOL IRQ>
21 - reg : <registers mapping>
22 - local-mac-address : 6 bytes, MAC address
23 - mal-device : phandle of the associated McMAL node
24 - mal-tx-channel : 1 cell, index of the tx channel on McMAL associated
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H A Dfsl,fman.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Frank Li <Frank.Li@nxp.com>
13 Due to the fact that the FMan is an aggregation of sub-engines (ports, MACs,
19 - fsl,fman
26 cell-index:
31 The cell-index value may be used by the SoC, to identify the
33 there's a description of the cell-index use in each SoC:
35 - P1023:
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/linux/Documentation/devicetree/bindings/powerpc/fsl/
H A Dmpic.txt14 - compatible
22 - reg
24 Value type: <prop-encoded-array>
29 - interrupt-controller
35 - #interrupt-cells
39 specifiers do not contain the interrupt-type or type-specific
42 - #address-cells
47 - pic-no-reset
53 configuration registers to a sane state-- masked or
60 - big-endian
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H A Ddma.txt4 This is a little-endian 4-channel DMA controller, used in Freescale mpc83xx
9 - compatible : must include "fsl,elo-dma"
10 - reg : DMA General Status Register, i.e. DGSR which contains
12 - ranges : describes the mapping between the address space of the
14 - cell-index : controller index. 0 for controller @ 0x8100
15 - interrupts : interrupt specifier for DMA IRQ
17 - DMA channel nodes:
18 - compatible : must include "fsl,elo-dma-channel"
20 - reg : DMA channel specific registers
21 - cell-index : DMA channel index starts at 0.
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/linux/Documentation/devicetree/bindings/mips/cavium/
H A Dbootbus.txt7 - compatible: "cavium,octeon-3860-bootbus"
11 - reg: The base address of the Boot Bus' register bank.
13 - #address-cells: Must be <2>. The first cell is the chip select
14 within the bootbus. The second cell is the offset from the chip select.
16 - #size-cells: Must be <1>.
18 - ranges: There must be one one triplet of (child-bus-address,
19 parent-bus-address, length) for each active chip select. If the
27 - compatible: "cavium,octeon-3860-bootbus-config"
29 - cavium,cs-index: A single cell indicating the chip select that
32 - cavium,t-adr: A cell specifying the ADR timing (in nS).
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/linux/drivers/clk/mmp/
H A Dreset.c1 // SPDX-License-Identifier: GPL-2.0
6 #include <linux/reset-controller.h>
16 struct mmp_clk_reset_cell *cell; in mmp_of_reset_xlate() local
19 if (WARN_ON(reset_spec->args_count != rcdev->of_reset_n_cells)) in mmp_of_reset_xlate()
20 return -EINVAL; in mmp_of_reset_xlate()
22 for (i = 0; i < rcdev->nr_resets; i++) { in mmp_of_reset_xlate()
23 cell = &unit->cells[i]; in mmp_of_reset_xlate()
24 if (cell->clk_id == reset_spec->args[0]) in mmp_of_reset_xlate()
28 if (i == rcdev->nr_resets) in mmp_of_reset_xlate()
29 return -EINVAL; in mmp_of_reset_xlate()
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/linux/arch/powerpc/boot/dts/fsl/
H A Dt4240si-post.dtsi4 * Copyright 2012 - 2015 Freescale Semiconductor Inc.
36 compatible = "fsl,bman-fbpr";
37 alloc-ranges = <0 0 0x10000 0>;
41 compatible = "fsl,qman-fqd";
42 alloc-ranges = <0 0 0x10000 0>;
46 compatible = "fsl,qman-pfdr";
47 alloc-ranges = <0 0 0x10000 0>;
51 #address-cells = <2>;
52 #size-cells = <1>;
59 compatible = "fsl,t4240-pcie", "fsl,qoriq-pcie-v3.0";
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/linux/arch/arm64/boot/dts/freescale/
H A Dqoriq-qman-portals.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
5 * Copyright 2011-2016 Freescale Semiconductor Inc.
10 #address-cells = <1>;
11 #size-cells = <1>;
12 compatible = "simple-bus";
14 qportal0: qman-portal@0 {
16 * bootloader fix-ups are expected to provide the
17 * "fsl,bman-portal-<hardware revision>" compatible
19 compatible = "fsl,qman-portal";
22 cell-index = <0>;
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/linux/Documentation/devicetree/bindings/clock/
H A Dstericsson,u8500-clks.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/clock/stericsson,u8500-clks.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: ST-Ericsson DB8500 (U8500) clocks
10 - Ulf Hansson <ulf.hansson@linaro.org>
11 - Linus Walleij <linus.walleij@linaro.org>
14 DB8500 digital baseband system-on-chip and its siblings such as
16 itself, not off-chip clocks. There are four different on-chip
17 clocks - RTC (32 kHz), CPU clock (SMP TWD), PRCMU (power reset and
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/linux/arch/powerpc/boot/dts/
H A Dfsp2.dts12 /dts-v1/;
15 #address-cells = <2>;
16 #size-cells = <1>;
19 dcr-parent = <&{/cpus/cpu@0}>;
28 #address-cells = <1>;
29 #size-cells = <0>;
35 clock-frequency = <0>; /* Filled in by cuboot */
36 timebase-frequency = <0>; /* Filled in by cuboot */
37 i-cache-line-size = <32>;
38 d-cache-line-size = <32>;
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/linux/net/core/
H A Dgro_cells.c1 // SPDX-License-Identifier: GPL-2.0
15 struct net_device *dev = skb->dev; in gro_cells_receive()
16 struct gro_cell *cell; in gro_cells_receive() local
20 if (unlikely(!(dev->flags & IFF_UP))) in gro_cells_receive()
23 if (!gcells->cells || skb_cloned(skb) || netif_elide_gro(dev)) { in gro_cells_receive()
28 cell = this_cpu_ptr(gcells->cells); in gro_cells_receive()
30 if (skb_queue_len(&cell->napi_skbs) > READ_ONCE(net_hotdata.max_backlog)) { in gro_cells_receive()
38 __skb_queue_tail(&cell->napi_skbs, skb); in gro_cells_receive()
39 if (skb_queue_len(&cell->napi_skbs) == 1) in gro_cells_receive()
40 napi_schedule(&cell->napi); in gro_cells_receive()
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/linux/Documentation/devicetree/bindings/nvmem/layouts/
H A Dfixed-cell.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/nvmem/layouts/fixed-cell.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Fixed offset & size NVMEM cell
10 - Rafał Miłecki <rafal@milecki.pl>
11 - Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
16 - const: mac-base
18 Cell with base MAC address to be used for calculating extra relative
20 It can be stored in a plain binary format (cell length 6) or as an
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/linux/Documentation/devicetree/bindings/thermal/
H A Dsprd-thermal.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/thermal/sprd-thermal.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Orson Zhai <orsonzhai@gmail.com>
11 - Baolin Wang <baolin.wang7@gmail.com>
12 - Chunyan Zhang <zhang.lyra@gmail.com>
14 $ref: thermal-sensor.yaml#
18 const: sprd,ums512-thermal
21 maxItems: 1
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