| /Linux-v6.6/Documentation/core-api/ |
| D | memory-allocation.rst | 15 memory should be allocated. The GFP acronym stands for "get free
60 ``GFP_HIGHUSER_MOVABLE`` does not require that allocated memory
64 ``GFP_HIGHUSER`` means that the allocated memory is not movable,
69 ``GFP_USER`` means that the allocated memory is not movable and it
81 used to ensure that the allocated memory is accessible by hardware
141 The maximal size of a chunk that can be allocated with `kmalloc` is
146 The address of a chunk allocated with `kmalloc` is aligned to at least
150 Chunks allocated with kmalloc() can be resized with krealloc(). Similarly
155 request pages from the page allocator. The memory allocated by `vmalloc`
173 When the allocated memory is no longer needed it must be freed.
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| /Linux-v6.6/kernel/irq/ |
| D | matrix.c | 15 unsigned int allocated; member
149 /* Find the best CPU which has the lowest number of managed IRQs allocated */
153 unsigned int cpu, best_cpu, allocated = UINT_MAX; in matrix_find_best_cpu_managed() local
161 if (!cm->online || cm->managed_allocated > allocated) in matrix_find_best_cpu_managed()
165 allocated = cm->managed_allocated; in matrix_find_best_cpu_managed()
174 * @replace: Replace an already allocated vector with a system
192 cm->allocated--; in irq_matrix_assign_system()
246 * This removes not allocated managed interrupts from the map. It does
262 /* Get managed bit which are not allocated */ in irq_matrix_remove_managed()
284 * @mapped_cpu: Pointer to store the CPU for which the irq was allocated
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| /Linux-v6.6/include/drm/ |
| D | drm_suballoc.h | 19 * @olist: List of allocated ranges.
20 * @flist: Array[fence context hash] of queues of fenced allocated ranges.
34 * struct drm_suballoc - Sub-allocated range
35 * @olist: List link for list of allocated ranges.
36 * @flist: List linkk for the manager fenced allocated ranges queues.
66 * Return: The start of the allocated range.
77 * Return: The end of the allocated range + 1.
88 * Return: The size of the allocated range.
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| /Linux-v6.6/drivers/staging/media/atomisp/pci/ |
| D | ia_css_dvs.h | 45 u32 size; /* size of allocated memory in data_ptr */
62 * allocated pointer is stored in the data_ptr field. The other fields
70 u32 data_allocated; /* indicate whether data was allocated */
87 * @return error value if temporary memory cannot be allocated
121 * @return error value if temporary memory cannot be allocated
165 * @return Pointer to the allocated DVS statistics buffer on the ISP
179 * @return Pointer to the allocated DVS statistics buffer on the ISP
193 * @return Pointer to the allocated DVS statistics buffer on the host
207 * @return Pointer to the allocated DVS coefficients buffer
221 * @return Pointer to the allocated DVS 2.0 statistics buffer on the host
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| D | ia_css_3a.h | 85 * All of the data behind these pointers is allocated contiguously, the
86 * allocated pointer is stored in the data_ptr field. The other fields
97 was allocated or not. */
103 * @return error value if temporary memory cannot be allocated
132 * @return Pointer to the allocated 3a statistics buffer on the ISP
146 * @return Pointer to the allocated 3a statistics buffer on the host
161 * @return Pointer to the allocated 3a statistics map
184 * was allocated inside ia_css_isp_3a_statistics_map_allocate(), it
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| /Linux-v6.6/Documentation/mm/ |
| D | page_owner.rst | 2 page owner: Tracking about who allocated each page
8 page owner is for the tracking about who allocated each page.
47 memory system, so, until initialization, many pages can be allocated and
48 they would have no owner information. To fix it up, these early allocated
49 pages are investigated and marked as allocated in initialization phase.
51 at least, we can tell whether the page is allocated or not,
52 more accurately. On 2GB memory x86-64 VM box, 13343 early allocated pages
53 are caught and marked, although they are mostly allocated from struct
76 Page allocated via order XXX, ...
80 Page allocated via order XXX, ...
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| /Linux-v6.6/drivers/hwtracing/coresight/ |
| D | coresight-trace-id.h | 22 * complete. This allows the same CPU to be re-allocated its prior ID.
26 * reserved IDs from being allocated.
70 * allocating an new ID if one is not currently allocated.
72 * Numeric ID values allocated use legacy allocation algorithm if possible,
82 * Release an allocated trace ID associated with the CPU.
95 * Read the current allocated CoreSight Trace ID value for the CPU.
97 * Fast read of the current value that does not allocate if no ID allocated
126 * Release an allocated system trace ID.
128 * Unconditionally release a trace ID allocated to a system component.
130 * @id: value of trace ID allocated.
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| /Linux-v6.6/tools/perf/pmu-events/arch/x86/broadwell/ |
| D | uncore-interconnect.json | 3 …"BriefDescription": "Number of entries allocated. Account for Any type: e.g. Snoop, Core aperture,…
28 … that are in DirectData mode. Such entry is defined as valid when it is allocated till data sent t…
32 … that are in DirectData mode. Such entry is defined as valid when it is allocated till data sent t…
37 …"BriefDescription": "Total number of Core outgoing entries allocated. Accounts for Coherent and no…
45 … "BriefDescription": "Number of Core coherent Data Read entries allocated in DirectData mode",
49 … "PublicDescription": "Number of Core coherent Data Read entries allocated in DirectData mode.",
54 …"BriefDescription": "Number of Writes allocated - any write transactions: full/partials writes and…
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| /Linux-v6.6/sound/firewire/ |
| D | iso-resources.c | 31 r->allocated = false; in fw_iso_resources_init()
43 WARN_ON(r->allocated); in fw_iso_resources_destroy()
111 if (WARN_ON(r->allocated)) in fw_iso_resources_allocate()
137 r->allocated = true; in fw_iso_resources_allocate()
158 * any resources that were allocated before the bus reset. It is safe to call
159 * this function if no resources are currently allocated.
171 if (!r->allocated) { in fw_iso_resources_update()
190 r->allocated = false; in fw_iso_resources_update()
206 * fw_iso_resources_free - frees allocated resources
209 * This function deallocates the channel and bandwidth, if allocated.
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| /Linux-v6.6/drivers/firmware/efi/libstub/ |
| D | mem.c | 11 * newly allocated memory map
15 * Retrieve the UEFI memory map. The allocated memory leaves room for
74 * @addr: On return the address of the first allocated page. The first
75 * allocated page has alignment EFI_ALLOC_ALIGN which is an
77 * @max: the address that the last allocated memory page shall not
80 * Allocate pages as EFI_LOADER_DATA. The allocated pages are aligned according
81 * to EFI_ALLOC_ALIGN. The last allocated page will not exceed the address
118 * only be used to return pages allocated with efi_allocate_pages() or
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| D | relocate.c | 11 * @align: minimum alignment of the allocated memory area. It should
13 * @addr: on exit the address of the allocated memory
17 * EFI_LOADER_DATA. The allocated pages are aligned according to @align but at
18 * least EFI_ALLOC_ALIGN. The first allocated page will not below the address
96 * @alignment: minimum alignment of the allocated memory area. It
100 * Copy a memory area to a newly allocated memory area aligned according
102 * is not available, the allocated address will not be below @min_addr.
157 * have been allocated by UEFI, so we can safely use memcpy. in efi_relocate_kernel()
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| D | alignedmem.c | 11 * @addr: On return the address of the first allocated page. The first
12 * allocated page has alignment EFI_ALLOC_ALIGN which is an
14 * @max: the address that the last allocated memory page shall not
18 * Allocate pages as EFI_LOADER_DATA. The allocated pages are aligned according
19 * to @align, which should be >= EFI_ALLOC_ALIGN. The last allocated page will
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| /Linux-v6.6/kernel/trace/ |
| D | tracing_map.h | 67 * the way the insertion algorithm works, the size of the allocated
75 * tracing_map_elts are pre-allocated before any call is made to
78 * The tracing_map_entry array is allocated as a single block by
82 * generally be allocated together as a single large array without
83 * failure, they're allocated individually, by tracing_map_init().
85 * The pool of tracing_map_elts are allocated by tracing_map_init()
94 * array holding the pointers which make up the pre-allocated pool of
95 * tracing_map_elts is allocated as a single block and is stored in
113 * is created for each tracing_map_elt, again individually allocated
114 * to avoid failures that might be expected if allocated as a single
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| /Linux-v6.6/drivers/pci/endpoint/ |
| D | pci-epc-mem.c | 145 * Invoke to cleanup the pci_epc_mem structure allocated in
171 * @epc: the EPC device on which memory has to be allocated
172 * @phys_addr: populate the allocated physical address here
173 * @size: the size of the address space that has to be allocated
236 * pci_epc_mem_free_addr() - free the allocated memory address
237 * @epc: the EPC device on which memory was allocated
238 * @phys_addr: the allocated physical address
239 * @virt_addr: virtual address of the allocated mem space
240 * @size: the size of the allocated address space
242 * Invoke to free the memory allocated using pci_epc_mem_alloc_addr.
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| /Linux-v6.6/include/linux/ |
| D | xz.h | 32 * dictionary doesn't need to be allocated as
34 * structures are allocated at initialization,
38 * allocated at initialization, so xz_dec_run()
41 * allocated once the required size has been
76 * tried to be allocated was no more than the
183 * Multi-call mode with dynamically allocated dictionary (XZ_DYNALLOC):
198 * @s: Decoder state allocated using xz_dec_init()
217 * xz_dec_reset() - Reset an already allocated decoder state
218 * @s: Decoder state allocated using xz_dec_init()
230 * xz_dec_end() - Free the memory allocated for the decoder state
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| D | lz4.h | 181 * which must be already allocated
186 * into already allocated 'dest' buffer of size 'maxOutputSize'.
206 * which must be already allocated
231 * @targetDestSize: Size of buffer 'dest' which must be already allocated
236 * from 'source' buffer into already allocated buffer 'dest'
256 * which must be already allocated with 'originalSize' bytes
277 * which must be already allocated
300 * already allocated
333 * which must be already allocated
350 * LZ4_resetStreamHC() - Init an allocated 'LZ4_streamHC_t' structure
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| /Linux-v6.6/tools/perf/pmu-events/arch/arm64/fujitsu/a64fx/ |
| D | cache.json | 105 …nt counts operations where demand access hits an L2 cache refill buffer allocated by software or h…
108 …nt counts operations where demand access hits an L2 cache refill buffer allocated by software or h…
111 …ions where software or hardware prefetch hits an L2 cache refill buffer allocated by demand access…
114 …ions where software or hardware prefetch hits an L2 cache refill buffer allocated by demand access…
117 …nt counts operations where demand access hits an L2 cache refill buffer allocated by software or h…
120 …nt counts operations where demand access hits an L2 cache refill buffer allocated by software or h…
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| /Linux-v6.6/kernel/dma/ |
| D | contiguous.c | 33 * where only movable pages can be allocated from. This way, kernel
35 * it, allocated pages can be migrated.
215 * has been activated and all other subsystems have already allocated/reserved
273 * has been activated and all other subsystems have already allocated/reserved
320 * dma_release_from_contiguous() - release allocated pages
321 * @dev: Pointer to device for which the pages were allocated.
322 * @pages: Allocated pages.
323 * @count: Number of allocated pages.
325 * This function releases memory allocated by dma_alloc_from_contiguous().
397 * dma_free_contiguous() - release allocated pages
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| /Linux-v6.6/drivers/net/ethernet/intel/ice/ |
| D | ice_irq.c | 48 * @dyn_only: force entry to be dynamically allocated
54 * Returns allocated irq entry or NULL on failure.
279 * allocated interrupt appropriately.
283 * were allocated with ice_pci_alloc_irq_vectors are already used
284 * and dynamically allocated interrupts are supported then new
285 * interrupt will be allocated with pci_msix_alloc_irq_at.
287 * Some callers may only support dynamically allocated interrupts.
313 dev_dbg(dev, "allocated new irq at index %d\n", map.index); in ice_alloc_irq()
332 * Remove allocated interrupt from the interrupt tracker. If interrupt was
333 * allocated dynamically, free respective interrupt vector.
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| /Linux-v6.6/fs/ |
| D | kernel_read_file.c | 14 * *@buf is NULL, a buffer will be allocated, and
16 * @buf_size: size of buf, if already allocated. If @buf not
17 * allocated, this is the largest size to allocate.
25 * via an already-allocated @buf, in at most @buf_size chunks, and
41 void *allocated = NULL; in kernel_read_file() local
80 *buf = allocated = vmalloc(i_size); in kernel_read_file()
115 if (allocated) { in kernel_read_file()
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| /Linux-v6.6/drivers/pci/msi/ |
| D | api.c | 21 * allocate a single interrupt vector. On success, the allocated vector
44 * free earlier allocated interrupt vectors, and restore INTx emulation.
100 * Return: number of MSI-X vectors allocated (which might be smaller
101 * than @maxvecs), where Linux IRQ numbers for such allocated vectors
143 * On success msi_map::index contains the allocated index (>= 0) and
144 * msi_map::virq contains the allocated Linux interrupt number (> 0).
187 * free earlier-allocated interrupt vectors, and restore INTx.
230 * Return: number of allocated vectors (which might be smaller than
336 * the MSI(-X) vector was allocated without explicit affinity
355 /* MSI[X] interrupts can be allocated without affinity descriptor */ in pci_irq_get_affinity()
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| /Linux-v6.6/include/uapi/xen/ |
| D | evtchn.h | 39 * Return allocated port.
49 * Return allocated port.
59 * Return allocated port.
68 * Unbind previously allocated @port.
77 * Unbind previously allocated @port.
105 * Bind statically allocated @port.
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| /Linux-v6.6/Documentation/userspace-api/media/dvb/ |
| D | dmx-reqbufs.rst | 38 Memory mapped buffers are located in device memory and must be allocated
40 space. User buffers are allocated by applications themselves, and this
43 allocated by applications through a device driver, and this ioctl only
54 number allocated in the ``count`` field. The ``count`` can be smaller than the number requested, ev…
56 function correctly. The actual allocated buffer size can is returned
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| /Linux-v6.6/drivers/net/ipa/ |
| D | gsi_trans.h | 80 * @max_alloc: Maximum number of elements allocated at a time from pool
92 * Return: Virtual address of element(s) allocated from the pool
108 * @max_alloc: Maximum number of elements allocated at a time from pool
122 * Return: Virtual address of element allocated from the pool
124 * Only one element at a time may be allocated from a DMA pool.
136 * gsi_channel_trans_idle() - Return whether no transactions are allocated
140 * Return: True if no transactions are allocated, false otherwise
160 * gsi_trans_free() - Free a previously-allocated GSI transaction
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| /Linux-v6.6/Documentation/core-api/irq/ |
| D | irq-domain.rst | 76 be allocated.
99 hwirq number. When a hwirq is mapped, an irq_desc is allocated for
105 allocated for in-use IRQs. The disadvantage is that the table must be
124 IRQs. When an hwirq is mapped, an irq_desc is allocated and the
168 range of irq_descs allocated for the hwirqs. It is used when the
181 been allocated for the controller and that the IRQ number can be
185 allocated for every hwirq, even if it is unused.
196 descriptors will be allocated on-the-fly for it, and if no range is
198 irq_domain_create_linear() which means *no* irq descriptors will be allocated.
204 used and no descriptor gets allocated it is very important to make sure
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