| /kernel/linux/linux-5.10/sound/isa/gus/ |
| D | gus_mem.c | 28 struct snd_gf1_mem_block * block) in snd_gf1_mem_xalloc() argument
35 *nblock = *block; in snd_gf1_mem_xalloc()
63 int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block) in snd_gf1_mem_xfree() argument
65 if (block->share) { /* ok.. shared block */ in snd_gf1_mem_xfree()
66 block->share--; in snd_gf1_mem_xfree()
70 if (alloc->first == block) { in snd_gf1_mem_xfree()
71 alloc->first = block->next; in snd_gf1_mem_xfree()
72 if (block->next) in snd_gf1_mem_xfree()
73 block->next->prev = NULL; in snd_gf1_mem_xfree()
75 block->prev->next = block->next; in snd_gf1_mem_xfree()
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| D | gus_dma.c | 82 struct snd_gf1_dma_block *block; in snd_gf1_dma_next_block() local
84 /* PCM block have bigger priority than synthesizer one */ in snd_gf1_dma_next_block()
86 block = gus->gf1.dma_data_pcm; in snd_gf1_dma_next_block()
87 if (gus->gf1.dma_data_pcm_last == block) { in snd_gf1_dma_next_block()
91 gus->gf1.dma_data_pcm = block->next; in snd_gf1_dma_next_block()
94 block = gus->gf1.dma_data_synth; in snd_gf1_dma_next_block()
95 if (gus->gf1.dma_data_synth_last == block) { in snd_gf1_dma_next_block()
99 gus->gf1.dma_data_synth = block->next; in snd_gf1_dma_next_block()
102 block = NULL; in snd_gf1_dma_next_block()
104 if (block) { in snd_gf1_dma_next_block()
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| /kernel/linux/linux-5.10/Documentation/filesystems/ext4/ |
| D | blockgroup.rst | 6 The layout of a standard block group is approximately as follows (each
14 - ext4 Super Block
17 - Data Block Bitmap
22 - 1 block
25 - 1 block
26 - 1 block
30 For the special case of block group 0, the first 1024 bytes are unused,
32 The superblock will start at offset 1024 bytes, whichever block that
33 happens to be (usually 0). However, if for some reason the block size =
34 1024, then block 0 is marked in use and the superblock goes in block 1.
[all …]
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| /kernel/linux/linux-4.19/Documentation/filesystems/ext4/ondisk/ |
| D | blockgroup.rst | 6 The layout of a standard block group is approximately as follows (each
14 - ext4 Super Block
17 - Data Block Bitmap
22 - 1 block
25 - 1 block
26 - 1 block
30 For the special case of block group 0, the first 1024 bytes are unused,
32 The superblock will start at offset 1024 bytes, whichever block that
33 happens to be (usually 0). However, if for some reason the block size =
34 1024, then block 0 is marked in use and the superblock goes in block 1.
[all …]
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| D | journal.rst | 34 consumes an entire block group, though mke2fs tries to put it in the
63 or a block revocation list. A finished transaction always ends with a
74 will be an ext4 super block in the usual place, with a matching UUID.
75 The journal superblock will be in the next full block after the
94 Block Header
97 Every block in the journal starts with a common 12-byte header
115 - Description of what this block contains. See the jbd2_blocktype_ table
120 - The transaction ID that goes with this block.
124 The journal block type can be any one of:
133 - Descriptor. This block precedes a series of data blocks that were
[all …]
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| /kernel/linux/linux-4.19/sound/isa/gus/ |
| D | gus_mem.c | 43 struct snd_gf1_mem_block * block) in snd_gf1_mem_xalloc() argument
50 *nblock = *block; in snd_gf1_mem_xalloc()
78 int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block) in snd_gf1_mem_xfree() argument
80 if (block->share) { /* ok.. shared block */ in snd_gf1_mem_xfree()
81 block->share--; in snd_gf1_mem_xfree()
85 if (alloc->first == block) { in snd_gf1_mem_xfree()
86 alloc->first = block->next; in snd_gf1_mem_xfree()
87 if (block->next) in snd_gf1_mem_xfree()
88 block->next->prev = NULL; in snd_gf1_mem_xfree()
90 block->prev->next = block->next; in snd_gf1_mem_xfree()
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| D | gus_dma.c | 97 struct snd_gf1_dma_block *block; in snd_gf1_dma_next_block() local
99 /* PCM block have bigger priority than synthesizer one */ in snd_gf1_dma_next_block()
101 block = gus->gf1.dma_data_pcm; in snd_gf1_dma_next_block()
102 if (gus->gf1.dma_data_pcm_last == block) { in snd_gf1_dma_next_block()
106 gus->gf1.dma_data_pcm = block->next; in snd_gf1_dma_next_block()
109 block = gus->gf1.dma_data_synth; in snd_gf1_dma_next_block()
110 if (gus->gf1.dma_data_synth_last == block) { in snd_gf1_dma_next_block()
114 gus->gf1.dma_data_synth = block->next; in snd_gf1_dma_next_block()
117 block = NULL; in snd_gf1_dma_next_block()
119 if (block) { in snd_gf1_dma_next_block()
[all …]
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| /kernel/linux/linux-5.10/fs/lockd/ |
| D | svclock.c | 43 static void nlmsvc_release_block(struct nlm_block *block);
44 static void nlmsvc_insert_block(struct nlm_block *block, unsigned long);
45 static void nlmsvc_remove_block(struct nlm_block *block);
90 nlmsvc_insert_block_locked(struct nlm_block *block, unsigned long when) in nlmsvc_insert_block_locked() argument
95 dprintk("lockd: nlmsvc_insert_block(%p, %ld)\n", block, when); in nlmsvc_insert_block_locked()
96 if (list_empty(&block->b_list)) { in nlmsvc_insert_block_locked()
97 kref_get(&block->b_count); in nlmsvc_insert_block_locked()
99 list_del_init(&block->b_list); in nlmsvc_insert_block_locked()
116 list_add_tail(&block->b_list, pos); in nlmsvc_insert_block_locked()
117 block->b_when = when; in nlmsvc_insert_block_locked()
[all …]
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| /kernel/linux/linux-4.19/fs/lockd/ |
| D | svclock.c | 43 static void nlmsvc_release_block(struct nlm_block *block);
44 static void nlmsvc_insert_block(struct nlm_block *block, unsigned long);
45 static void nlmsvc_remove_block(struct nlm_block *block);
90 nlmsvc_insert_block_locked(struct nlm_block *block, unsigned long when) in nlmsvc_insert_block_locked() argument
95 dprintk("lockd: nlmsvc_insert_block(%p, %ld)\n", block, when); in nlmsvc_insert_block_locked()
96 if (list_empty(&block->b_list)) { in nlmsvc_insert_block_locked()
97 kref_get(&block->b_count); in nlmsvc_insert_block_locked()
99 list_del_init(&block->b_list); in nlmsvc_insert_block_locked()
116 list_add_tail(&block->b_list, pos); in nlmsvc_insert_block_locked()
117 block->b_when = when; in nlmsvc_insert_block_locked()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/i915/ |
| D | i915_buddy.c | 49 struct i915_buddy_block *block; in i915_block_alloc() local
51 block = kmem_cache_zalloc(global.slab_blocks, GFP_KERNEL); in i915_block_alloc()
52 if (!block) in i915_block_alloc()
55 block->header = offset; in i915_block_alloc()
56 block->header |= order; in i915_block_alloc()
57 block->parent = parent; in i915_block_alloc()
59 return block; in i915_block_alloc()
62 static void i915_block_free(struct i915_buddy_block *block) in i915_block_free() argument
64 kmem_cache_free(global.slab_blocks, block); in i915_block_free()
67 static void mark_allocated(struct i915_buddy_block *block) in mark_allocated() argument
[all …]
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| /kernel/linux/linux-4.19/drivers/iio/buffer/ |
| D | industrialio-buffer-dma.c | 23 * For DMA buffers the storage is sub-divided into so called blocks. Each block
24 * has its own memory buffer. The size of the block is the granularity at which
26 * basic unit of data exchange from one sample to one block decreases the
29 * sample the overhead will be x for each sample. Whereas when using a block
37 * them with data. Block on the outgoing queue have been filled with data and
40 * A block can be in one of the following states:
42 * the block.
45 * * Owned by the DMA controller: The DMA controller is processing the block
50 * * Dead: A block that is dead has been marked as to be freed. It might still
53 * incoming or outgoing queue the block will be freed.
[all …]
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| /kernel/linux/linux-5.10/drivers/iio/buffer/ |
| D | industrialio-buffer-dma.c | 21 * For DMA buffers the storage is sub-divided into so called blocks. Each block
22 * has its own memory buffer. The size of the block is the granularity at which
24 * basic unit of data exchange from one sample to one block decreases the
27 * sample the overhead will be x for each sample. Whereas when using a block
35 * them with data. Block on the outgoing queue have been filled with data and
38 * A block can be in one of the following states:
40 * the block.
43 * * Owned by the DMA controller: The DMA controller is processing the block
48 * * Dead: A block that is dead has been marked as to be freed. It might still
51 * incoming or outgoing queue the block will be freed.
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/i915/selftests/ |
| D | i915_buddy.c | 12 struct i915_buddy_block *block, in __igt_dump_block() argument
15 pr_err("block info: header=%llx, state=%u, order=%d, offset=%llx size=%llx root=%s buddy=%s\n", in __igt_dump_block()
16 block->header, in __igt_dump_block()
17 i915_buddy_block_state(block), in __igt_dump_block()
18 i915_buddy_block_order(block), in __igt_dump_block()
19 i915_buddy_block_offset(block), in __igt_dump_block()
20 i915_buddy_block_size(mm, block), in __igt_dump_block()
21 yesno(!block->parent), in __igt_dump_block()
26 struct i915_buddy_block *block) in igt_dump_block() argument
30 __igt_dump_block(mm, block, false); in igt_dump_block()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpio/ |
| D | gpio-sch311x.c | 39 struct sch311x_gpio_block { /* one GPIO block runtime data */
44 spinlock_t lock; /* lock for this GPIO block */
134 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_request() local
136 if (block->config_regs[offset] == 0) /* GPIO is not available */ in sch311x_gpio_request()
139 if (!request_region(block->runtime_reg + block->config_regs[offset], in sch311x_gpio_request()
142 block->runtime_reg + block->config_regs[offset]); in sch311x_gpio_request()
150 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_free() local
152 if (block->config_regs[offset] == 0) /* GPIO is not available */ in sch311x_gpio_free()
155 release_region(block->runtime_reg + block->config_regs[offset], 1); in sch311x_gpio_free()
160 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_get() local
[all …]
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| /kernel/linux/linux-5.10/drivers/mtd/ |
| D | nftlmount.c | 28 unsigned int block, boot_record_count = 0; in find_boot_record() local
48 for (block = 0; block < nftl->nb_blocks; block++) { in find_boot_record()
53 ret = mtd_read(mtd, block * nftl->EraseSize, SECTORSIZE, in find_boot_record()
61 printk(KERN_WARNING "Block read at 0x%x of mtd%d failed: %d\n", in find_boot_record()
62 block * nftl->EraseSize, nftl->mbd.mtd->index, ret); in find_boot_record()
64 printk(KERN_WARNING "Further failures for this block will not be printed\n"); in find_boot_record()
73 block * nftl->EraseSize, nftl->mbd.mtd->index); in find_boot_record()
79 ret = nftl_read_oob(mtd, block * nftl->EraseSize + in find_boot_record()
84 block * nftl->EraseSize, nftl->mbd.mtd->index, ret); in find_boot_record()
94 block * nftl->EraseSize, nftl->mbd.mtd->index, in find_boot_record()
[all …]
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| /kernel/linux/linux-5.10/drivers/w1/ |
| D | w1_netlink.c | 41 struct w1_cb_block *block; member
49 * @block: block to calculate
55 static u16 w1_reply_len(struct w1_cb_block *block) in w1_reply_len() argument
57 if (!block->cn) in w1_reply_len()
59 return (u8 *)block->cn - (u8 *)block->first_cn + block->cn->len; in w1_reply_len()
62 static void w1_unref_block(struct w1_cb_block *block) in w1_unref_block() argument
64 if (atomic_sub_return(1, &block->refcnt) == 0) { in w1_unref_block()
65 u16 len = w1_reply_len(block); in w1_unref_block()
67 cn_netlink_send_mult(block->first_cn, len, in w1_unref_block()
68 block->portid, 0, GFP_KERNEL); in w1_unref_block()
[all …]
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| /kernel/linux/linux-4.19/drivers/w1/ |
| D | w1_netlink.c | 50 struct w1_cb_block *block; member
58 * @block: block to calculate
64 static u16 w1_reply_len(struct w1_cb_block *block) in w1_reply_len() argument
66 if (!block->cn) in w1_reply_len()
68 return (u8 *)block->cn - (u8 *)block->first_cn + block->cn->len; in w1_reply_len()
71 static void w1_unref_block(struct w1_cb_block *block) in w1_unref_block() argument
73 if (atomic_sub_return(1, &block->refcnt) == 0) { in w1_unref_block()
74 u16 len = w1_reply_len(block); in w1_unref_block()
76 cn_netlink_send_mult(block->first_cn, len, in w1_unref_block()
77 block->portid, 0, GFP_KERNEL); in w1_unref_block()
[all …]
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| /kernel/linux/linux-4.19/drivers/gpio/ |
| D | gpio-sch311x.c | 43 struct sch311x_gpio_block { /* one GPIO block runtime data */
48 spinlock_t lock; /* lock for this GPIO block */
138 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_request() local
140 if (block->config_regs[offset] == 0) /* GPIO is not available */ in sch311x_gpio_request()
143 if (!request_region(block->runtime_reg + block->config_regs[offset], in sch311x_gpio_request()
146 block->runtime_reg + block->config_regs[offset]); in sch311x_gpio_request()
154 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_free() local
156 if (block->config_regs[offset] == 0) /* GPIO is not available */ in sch311x_gpio_free()
159 release_region(block->runtime_reg + block->config_regs[offset], 1); in sch311x_gpio_free()
164 struct sch311x_gpio_block *block = gpiochip_get_data(chip); in sch311x_gpio_get() local
[all …]
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| /kernel/linux/linux-4.19/drivers/mtd/ |
| D | nftlmount.c | 41 unsigned int block, boot_record_count = 0; in find_boot_record() local
61 for (block = 0; block < nftl->nb_blocks; block++) { in find_boot_record()
66 ret = mtd_read(mtd, block * nftl->EraseSize, SECTORSIZE, in find_boot_record()
74 printk(KERN_WARNING "Block read at 0x%x of mtd%d failed: %d\n", in find_boot_record()
75 block * nftl->EraseSize, nftl->mbd.mtd->index, ret); in find_boot_record()
77 printk(KERN_WARNING "Further failures for this block will not be printed\n"); in find_boot_record()
86 block * nftl->EraseSize, nftl->mbd.mtd->index); in find_boot_record()
92 ret = nftl_read_oob(mtd, block * nftl->EraseSize + in find_boot_record()
97 block * nftl->EraseSize, nftl->mbd.mtd->index, ret); in find_boot_record()
107 block * nftl->EraseSize, nftl->mbd.mtd->index, in find_boot_record()
[all …]
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| /kernel/linux/linux-5.10/block/ |
| D | Kconfig | 3 # Block layer core configuration
5 menuconfig BLOCK config
6 bool "Enable the block layer" if EXPERT
11 Provide block layer support for the kernel.
13 Disable this option to remove the block layer support from the
18 - block device files will become unusable
22 they make use of various block layer definitions and facilities.
27 if BLOCK
39 bool "Block layer SG support v4"
44 for any block device.
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| /kernel/liteos_a/fs/vfs/bcache/src/ |
| D | bcache.c | 69 PRINTK(" block number: %u\n", g_blockNum); in BcacheAnalyse()
140 OsBcacheBlock *block = NULL; in RbFindBlock() local
143 for (; node != NULL; node = (block->num < num) ? node->rb_right : node->rb_left) { in RbFindBlock()
144 block = rb_entry(node, OsBcacheBlock, rbNode); in RbFindBlock()
145 if (block->num == num) { in RbFindBlock()
146 return block; in RbFindBlock()
152 static VOID RbAddBlock(OsBcache *bc, OsBcacheBlock *block) in RbAddBlock() argument
159 rb_link_node(&block->rbNode, NULL, &bc->rbRoot.rb_node); in RbAddBlock()
161 …for (; node != NULL; link = (b->num > block->num) ? &node->rb_left : &node->rb_right, node = *link… in RbAddBlock()
163 if (b->num == block->num) { in RbAddBlock()
[all …]
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| /kernel/linux/linux-4.19/block/ |
| D | Kconfig | 3 # Block layer core configuration
5 menuconfig BLOCK config
6 bool "Enable the block layer" if EXPERT
11 Provide block layer support for the kernel.
13 Disable this option to remove the block layer support from the
18 - block device files will become unusable
22 they make use of various block layer definitions and facilities.
27 if BLOCK
30 bool "Support for large (2TB+) block devices and files"
34 Enable block devices or files of size 2TB and larger.
[all …]
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| /kernel/linux/linux-4.19/arch/mips/include/asm/octeon/ |
| D | cvmx-bootmem.h | 45 /* Allocate from end of block instead of beginning */
51 /* First bytes of each free physical block of memory contain this structure,
76 /* Base address of named block */
79 * Size actually allocated for named block (may differ from
83 /* name of named block */
122 /* address of named memory block descriptors */
149 * Allocate a block of memory from the free list that was passed
153 * @size: Size in bytes of block to allocate
156 * Returns pointer to block of memory, NULL on error
161 * Allocate a block of memory from the free list that was
[all …]
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| /kernel/linux/linux-5.10/drivers/misc/ |
| D | sram.c | 55 static int sram_add_pool(struct sram_dev *sram, struct sram_reserve *block, in sram_add_pool() argument
61 NUMA_NO_NODE, block->label); in sram_add_pool()
66 block->size, NUMA_NO_NODE); in sram_add_pool()
75 static int sram_add_export(struct sram_dev *sram, struct sram_reserve *block, in sram_add_export() argument
88 part->battr.size = block->size; in sram_add_export()
93 static int sram_add_partition(struct sram_dev *sram, struct sram_reserve *block, in sram_add_partition() argument
100 part->base = sram->virt_base + block->start; in sram_add_partition()
102 if (block->pool) { in sram_add_partition()
103 ret = sram_add_pool(sram, block, start, part); in sram_add_partition()
107 if (block->export) { in sram_add_partition()
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| /kernel/linux/linux-5.10/sound/pci/ctxfi/ |
| D | ctvmem.c | 26 * Find or create vm block based on requested @size.
32 struct ct_vm_block *block = NULL, *entry; in get_vm_block() local
46 break; /* found a block that is big enough */ in get_vm_block()
55 block = entry; in get_vm_block()
59 block = kzalloc(sizeof(*block), GFP_KERNEL); in get_vm_block()
60 if (!block) in get_vm_block()
63 block->addr = entry->addr; in get_vm_block()
64 block->size = size; in get_vm_block()
65 list_add(&block->list, &vm->used); in get_vm_block()
72 return block; in get_vm_block()
[all …]
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