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/openbmc/linux/drivers/acpi/acpica/
H A Duttrack.c32 *allocation);
94 struct acpi_debug_mem_block *allocation; in acpi_ut_allocate_and_track() local
105 allocation = in acpi_ut_allocate_and_track()
107 if (!allocation) { in acpi_ut_allocate_and_track()
118 acpi_ut_track_allocation(allocation, size, ACPI_MEM_MALLOC, in acpi_ut_allocate_and_track()
121 acpi_os_free(allocation); in acpi_ut_allocate_and_track()
135 return ((void *)&allocation->user_space); in acpi_ut_allocate_and_track()
157 struct acpi_debug_mem_block *allocation; in acpi_ut_allocate_zeroed_and_track() local
168 allocation = in acpi_ut_allocate_zeroed_and_track()
171 if (!allocation) { in acpi_ut_allocate_zeroed_and_track()
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H A Dutalloc.c33 void *allocation; in acpi_os_allocate_zeroed() local
37 allocation = acpi_os_allocate(size); in acpi_os_allocate_zeroed()
38 if (allocation) { in acpi_os_allocate_zeroed()
42 memset(allocation, 0, size); in acpi_os_allocate_zeroed()
45 return (allocation); in acpi_os_allocate_zeroed()
/openbmc/linux/tools/testing/selftests/resctrl/
H A Dmba_test.c27 static int runs_per_allocation, allocation = 100; in mba_setup() local
38 if (allocation < ALLOCATION_MIN || allocation > ALLOCATION_MAX) in mba_setup()
41 sprintf(allocation_str, "%d", allocation); in mba_setup()
48 allocation -= ALLOCATION_STEP; in mba_setup()
55 int allocation, runs; in show_mba_info() local
60 for (allocation = 0; allocation < ALLOCATION_MAX / ALLOCATION_STEP; in show_mba_info()
61 allocation++) { in show_mba_info()
71 for (runs = NUM_OF_RUNS * allocation + 1; in show_mba_info()
72 runs < NUM_OF_RUNS * allocation + NUM_OF_RUNS ; runs++) { in show_mba_info()
86 ALLOCATION_MAX - ALLOCATION_STEP * allocation); in show_mba_info()
/openbmc/qemu/tests/qemu-iotests/
H A D175.out5 size=1048576, min allocation
9 size=1048576, min allocation
13 size=1048576, max allocation
17 size=1048576, max allocation
21 size=4096, min allocation
25 size=1048576, min allocation
/openbmc/linux/mm/
H A Ddmapool.c57 unsigned int allocation; member
127 if ((dma - page->dma) < pool->allocation) in pool_find_page()
161 memset(page->vaddr, POOL_POISON_FREED, pool->allocation); in pool_init_page()
228 size_t allocation; in dma_pool_create() local
245 allocation = max_t(size_t, size, PAGE_SIZE); in dma_pool_create()
248 boundary = allocation; in dma_pool_create()
252 boundary = min(boundary, allocation); in dma_pool_create()
266 retval->allocation = allocation; in dma_pool_create()
306 while (offset + pool->size <= pool->allocation) { in pool_initialise_page()
342 page->vaddr = dma_alloc_coherent(pool->dev, pool->allocation, in pool_alloc_page()
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/openbmc/linux/include/linux/
H A Ddmapool.h22 size_t size, size_t align, size_t allocation);
34 size_t size, size_t align, size_t allocation);
39 struct device *dev, size_t size, size_t align, size_t allocation) in dma_pool_create() argument
47 struct device *dev, size_t size, size_t align, size_t allocation) in dmam_pool_create() argument
/openbmc/linux/Documentation/core-api/
H A Dmemory-allocation.rst7 Linux provides a variety of APIs for memory allocation. You can
14 Most of the memory allocation APIs use GFP flags to express how that
16 pages", the underlying memory allocation function.
18 Diversity of the allocation APIs combined with the numerous GFP flags
26 Of course there are cases when other allocation APIs and different GFP
45 * If the allocation is performed from an atomic context, e.g interrupt
48 ``GFP_NOWAIT`` allocation is likely to fail. Allocations which
51 will be stressed unless allocation succeeds, you may use ``GFP_ATOMIC``.
66 example may be a hardware allocation that maps data directly into
93 * ``GFP_KERNEL & ~__GFP_RECLAIM`` - optimistic allocation without _any_
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H A Dgenalloc.rst4 There are a number of memory-allocation subsystems in the kernel, each
32 which NUMA node should be used for the allocation of the housekeeping
87 how the allocation functions choose which specific piece of memory to
107 - gen_pool_first_fit_align forces the allocation to have a specific
110 - gen_pool_first_fit_order_align aligns the allocation to the order of the
111 size. A 60-byte allocation will thus be 64-byte aligned, for example.
117 If the indicated memory is not available the allocation fails.
/openbmc/linux/Documentation/trace/
H A Devents-kmem.rst5 The kmem tracing system captures events related to object and page allocation
8 - Slab allocation of small objects of unknown type (kmalloc)
9 - Slab allocation of small objects of known type
10 - Page allocation
17 1. Slab allocation of small objects of unknown type
27 internal fragmented as a result of the allocation pattern. By correlating
29 the allocation sites were.
32 2. Slab allocation of small objects of known type
45 3. Page allocation
54 These four events deal with page allocation and freeing. mm_page_alloc is
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/openbmc/linux/Documentation/mm/
H A Dpage_frags.rst11 simple allocation framework for page fragments. This is used by the
17 cache is needed. This provides a central point for the fragment allocation
20 which can be expensive at allocation time. However due to the nature of
23 to be disabled when executing the fragment allocation.
26 allocation. The netdev_alloc_cache is used by callers making use of the
41 avoid calling get_page per allocation.
H A Dsplit_page_table_lock.rst30 PTE with pointer to its lock, or returns NULL if allocation failed;
62 must be called on PTE table allocation / freeing.
65 allocation: slab uses page->slab_cache for its pages.
72 allocation and pagetable_pmd_dtor() on freeing.
75 pmd_free_tlb(), but make sure you cover all PMD table allocation / freeing
H A Dbalance.rst12 be that the caller is willing to fail the allocation without incurring the
14 allocation requests that have order-0 fallback options. In such cases,
17 __GFP_IO allocation requests are made to prevent file system deadlocks.
19 In the absence of non sleepable allocation requests, it seems detrimental
46 with a slight change in the allocation routine, it is possible to reduce
74 probably because all allocation requests are coming from intr context
88 watermark[WMARK_HIGH]. When low_on_memory is set, page allocation requests will
H A Dpage_owner.rst10 When allocation happens, information about allocation such as call stack
15 Although we already have tracepoint for tracing page allocation/free,
33 the page allocator hotpath and if not enabled, then allocation is done
35 not affect to allocation performance, especially if the static keys jump
107 -a Sort by memory allocation time.
173 st stacktrace stack trace of the page allocation
186 st stacktrace stack trace of the page allocation
/openbmc/qemu/docs/interop/
H A Dnbd.rst18 QEMU supports the ``base:allocation`` metadata context as defined in the
41 qemu:allocation-depth
43 In the allocation depth context, the entire 32-bit value represents a
49 in addition to the specific ``qemu:allocation-depth`` and
77 ``NBD_CMD_BLOCK_STATUS`` for ``base:allocation``
85 ``NBD_CMD_BLOCK_STATUS`` for ``qemu:allocation-depth``
/openbmc/linux/Documentation/filesystems/ext4/
H A Dbigalloc.rst15 use clustered allocation, so that each bit in the ext4 block allocation
19 This means that each bit in the block allocation bitmap now addresses
20 256 4k blocks. This shrinks the total size of the block allocation
29 128MiB); however, the minimum allocation unit becomes a cluster, not a
/openbmc/qemu/tests/qemu-iotests/tests/
H A Dnbd-qemu-allocation.out1 QA output created by nbd-qemu-allocation
12 === Check allocation over NBD ===
26 base:allocation
27 qemu:allocation-depth
/openbmc/linux/fs/dlm/
H A Dmemory.c137 struct dlm_mhandle *dlm_allocate_mhandle(gfp_t allocation) in dlm_allocate_mhandle() argument
139 return kmem_cache_alloc(mhandle_cache, allocation); in dlm_allocate_mhandle()
157 struct dlm_msg *dlm_allocate_msg(gfp_t allocation) in dlm_allocate_msg() argument
159 return kmem_cache_alloc(msg_cache, allocation); in dlm_allocate_msg()
H A Dmemory.h23 struct dlm_mhandle *dlm_allocate_mhandle(gfp_t allocation);
27 struct dlm_msg *dlm_allocate_msg(gfp_t allocation);
/openbmc/linux/tools/testing/selftests/cgroup/
H A Dtest_zswap.c121 void *allocation; in no_kmem_bypass_child() local
123 allocation = malloc(values->target_alloc_bytes); in no_kmem_bypass_child()
124 if (!allocation) { in no_kmem_bypass_child()
129 ((char *)allocation)[i] = 'a'; in no_kmem_bypass_child()
132 free(allocation); in no_kmem_bypass_child()
/openbmc/linux/Documentation/admin-guide/mm/
H A Dnuma_memory_policy.rst38 use "local allocation" described below. However, during boot
82 A VMA policy will govern the allocation of pages that back
138 support allocation at fault time--a.k.a lazy allocation--so hugetlbfs
140 Although hugetlbfs segments now support lazy allocation, their support
197 closest to the node where the allocation takes place.
200 This mode specifies that the allocation should be attempted
202 allocation fails, the kernel will search other nodes, in order
209 and the policy is interpreted as local allocation. "Local"
210 allocation policy can be viewed as a Preferred policy that
211 starts at the node containing the cpu where the allocation
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/openbmc/u-boot/drivers/video/stm32/
H A DKconfig17 int "Maximum horizontal resolution (for memory allocation purposes)"
26 int "Maximum vertical resolution (for memory allocation purposes)"
35 int "Maximum bits per pixel (for memory allocation purposes)"
/openbmc/linux/tools/testing/memblock/
H A DREADME17 allocation functionalities of memblock. The main data structure of the boot time
58 allocation functions. Tests for each group are defined in dedicated files, as it
82 Some allocation functions clear the memory in the process, so it is required for
85 points to a block of memory allocated via malloc. For each group of allocation
87 at the end of the test run. The structure of a test runner checking allocation
95 (...allocation checks...)
/openbmc/linux/Documentation/admin-guide/
H A Dnumastat.rst12 the preferred node and numa_miss on the node where allocation succeeded.
17 incremented on allocation from a node by CPU on the same node. other_node is
18 similar to numa_miss and is incremented on the node where allocation succeeds
53 preferred node. As a result, such allocation will not increase the numa_foreign
/openbmc/linux/drivers/staging/gdm724x/
H A DTODO10 - Review use of atomic allocation for tx structs
12 - fix up static tty port allocation to be dynamic
/openbmc/openbmc/poky/scripts/pybootchartgui/pybootchartgui/
H A Dgui.py208 def on_allocation_size_changed(self, widget, allocation): argument
209 self.hadj.page_size = allocation.width
210 self.hadj.page_increment = allocation.width * 0.9
211 self.vadj.page_size = allocation.height
212 self.vadj.page_increment = allocation.height * 0.9
213 self.our_width = allocation.width
216 self.our_height = allocation.height

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