| /Linux-v5.15/tools/perf/arch/x86/util/ |
| D | event.c | 22 union perf_event *event = zalloc(sizeof(event->mmap) + in perf_event__synthesize_extra_kmaps()
40 size = sizeof(event->mmap) - sizeof(event->mmap.filename) + in perf_event__synthesize_extra_kmaps()
46 event->mmap.header.type = PERF_RECORD_MMAP; in perf_event__synthesize_extra_kmaps()
57 event->mmap.header.size = size; in perf_event__synthesize_extra_kmaps()
59 event->mmap.start = pos->start; in perf_event__synthesize_extra_kmaps()
60 event->mmap.len = pos->end - pos->start; in perf_event__synthesize_extra_kmaps()
61 event->mmap.pgoff = pos->pgoff; in perf_event__synthesize_extra_kmaps()
62 event->mmap.pid = machine->pid; in perf_event__synthesize_extra_kmaps()
64 strlcpy(event->mmap.filename, kmap->name, PATH_MAX); in perf_event__synthesize_extra_kmaps()
|
| /Linux-v5.15/drivers/leds/blink/ |
| D | leds-lgm-sso.c | 133 struct regmap *mmap; member
222 regmap_update_bits(priv->mmap, reg, GENMASK(high, low), val); in sso_led_freq_set()
229 regmap_update_bits(priv->mmap, reg, GENMASK(high, low), val); in sso_led_freq_set()
245 regmap_write(priv->mmap, DUTY_CYCLE(desc->pin), brightness); in sso_led_brightness_set()
255 regmap_update_bits(priv->mmap, SSO_CON2, BIT(desc->pin), 0); in sso_led_brightness_set()
258 regmap_update_bits(priv->mmap, SSO_CON2, BIT(desc->pin), in sso_led_brightness_set()
316 regmap_update_bits(priv->mmap, SSO_CON2, BIT(led->desc.pin), in sso_led_blink_set()
332 regmap_update_bits(priv->mmap, SSO_CON2, BIT(desc->pin), in sso_led_hw_cfg()
337 regmap_update_bits(priv->mmap, SSO_CON3, BIT(desc->pin), in sso_led_hw_cfg()
341 regmap_write(priv->mmap, DUTY_CYCLE(desc->pin), desc->brightness); in sso_led_hw_cfg()
[all …]
|
| /Linux-v5.15/tools/perf/util/ |
| D | mmap.c | 39 size_t mmap__mmap_len(struct mmap *map) in mmap__mmap_len()
71 static int perf_mmap__aio_enabled(struct mmap *map) in perf_mmap__aio_enabled()
77 static int perf_mmap__aio_alloc(struct mmap *map, int idx) in perf_mmap__aio_alloc()
79 map->aio.data[idx] = mmap(NULL, mmap__mmap_len(map), PROT_READ|PROT_WRITE, in perf_mmap__aio_alloc()
89 static void perf_mmap__aio_free(struct mmap *map, int idx) in perf_mmap__aio_free()
97 static int perf_mmap__aio_bind(struct mmap *map, int idx, int cpu, int affinity) in perf_mmap__aio_bind()
126 static int perf_mmap__aio_alloc(struct mmap *map, int idx) in perf_mmap__aio_alloc()
135 static void perf_mmap__aio_free(struct mmap *map, int idx) in perf_mmap__aio_free()
140 static int perf_mmap__aio_bind(struct mmap *map __maybe_unused, int idx __maybe_unused, in perf_mmap__aio_bind()
147 static int perf_mmap__aio_mmap(struct mmap *map, struct mmap_params *mp) in perf_mmap__aio_mmap()
[all …]
|
| D | mmap.h | 33 struct mmap { struct
55 int mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu); argument
56 void mmap__munmap(struct mmap *map);
58 union perf_event *perf_mmap__read_forward(struct mmap *map);
60 int perf_mmap__push(struct mmap *md, void *to,
61 int push(struct mmap *map, void *to, void *buf, size_t size));
63 size_t mmap__mmap_len(struct mmap *map);
|
| /Linux-v5.15/tools/testing/selftests/vm/ |
| D | map_fixed_noreplace.c | 44 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
65 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
85 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
106 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
126 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
146 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
166 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
186 p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); in main()
|
| D | mremap_dontunmap.c | 49 void *source_mapping = mmap(NULL, num_pages * page_size, PROT_NONE, in kernel_support_for_mremap_dontunmap()
103 mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_simple()
142 mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_simple_shmem()
191 mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_simple_fixed()
197 mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_simple_fixed()
247 mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_partial_mapping()
299 mmap(NULL, 5 * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_partial_mapping_overwrite()
305 mmap(NULL, 10 * page_size, PROT_READ | PROT_WRITE, in mremap_dontunmap_partial_mapping_overwrite()
349 mmap(NULL, page_size, PROT_READ | PROT_WRITE, in main()
|
| D | madv_populate.c | 62 addr = mmap(0, pagesize, PROT_READ | PROT_WRITE, in sense_support()
85 addr = mmap(0, SIZE, PROT_READ, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0); in test_prot_read()
106 addr = mmap(0, SIZE, PROT_WRITE, MAP_ANONYMOUS | MAP_PRIVATE, 0, 0); in test_prot_write()
127 addr = mmap(0, SIZE, PROT_READ | PROT_WRITE, in test_holes()
197 addr = mmap(0, SIZE, PROT_READ | PROT_WRITE, in test_populate_read()
219 addr = mmap(0, SIZE, PROT_READ | PROT_WRITE, in test_populate_write()
283 addr = mmap(0, SIZE, PROT_READ | PROT_WRITE, in test_softdirty()
|
| D | virtual_address_range.c | 88 ptr = mmap((void *) (1UL << 45), MAP_CHUNK_SIZE, PROT_READ | in validate_lower_address_hint()
105 ptr[i] = mmap(NULL, MAP_CHUNK_SIZE, PROT_READ | PROT_WRITE, in main()
121 hptr[i] = mmap(hint, MAP_CHUNK_SIZE, PROT_READ | PROT_WRITE, in main()
|
| D | mlock2-tests.c | 197 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_mlock_lock()
260 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_mlock_onfault()
302 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_lock_onfault_of_present()
338 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_munlockall()
364 map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE, in test_munlockall()
419 map = mmap(NULL, 3 * page_size, PROT_READ | PROT_WRITE, in test_vma_management()
|
| /Linux-v5.15/Documentation/devicetree/bindings/arm/ |
| D | xen.txt | 29 xen,uefi-mmap-start | 64-bit | Guest physical address of the UEFI memory
32 xen,uefi-mmap-size | 32-bit | Size in bytes of the UEFI memory map
35 xen,uefi-mmap-desc-size | 32-bit | Size in bytes of each entry in the UEFI
38 xen,uefi-mmap-desc-ver | 32-bit | Version of the mmap descriptor format.
49 xen,uefi-mmap-start = <0xXXXXXXXX>;
50 xen,uefi-mmap-size = <0xXXXXXXXX>;
51 xen,uefi-mmap-desc-size = <0xXXXXXXXX>;
52 xen,uefi-mmap-desc-ver = <0xXXXXXXXX>;
|
| /Linux-v5.15/tools/testing/selftests/bpf/prog_tests/ |
| D | mmap.c | 55 tmp1 = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rdmap_fd, 0); in test_mmap()
61 tmp1 = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rdmap_fd, 0); in test_mmap()
73 bss_mmaped = mmap(NULL, bss_sz, PROT_READ | PROT_WRITE, MAP_SHARED, in test_mmap()
81 map_mmaped = mmap(NULL, map_sz, PROT_READ | PROT_WRITE, MAP_SHARED, in test_mmap()
146 map_mmaped = mmap(NULL, map_sz, PROT_READ, MAP_SHARED, data_map_fd, 0); in test_mmap()
165 p = mmap(NULL, map_sz, flags, MAP_SHARED, data_map_fd, 0); in test_mmap()
180 tmp1 = mmap(NULL, map_sz, PROT_READ | PROT_WRITE, MAP_SHARED, in test_mmap()
200 tmp0 = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED | MAP_ANONYMOUS, in test_mmap()
206 tmp1 = mmap(tmp0, 3 * page_size, PROT_READ, MAP_SHARED | MAP_FIXED, in test_mmap()
221 tmp2 = mmap(tmp1 + page_size, page_size, PROT_READ, in test_mmap()
[all …]
|
| D | ringbuf.c | 105 mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rb_fd, 0); in test_ringbuf()
114 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, page_size); in test_ringbuf()
120 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in test_ringbuf()
124 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 3 * page_size); in test_ringbuf()
126 mmap_ptr = mmap(NULL, 2 * page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); in test_ringbuf()
130 mmap_ptr = mmap(NULL, 4 * page_size, PROT_READ, MAP_SHARED, rb_fd, 0); in test_ringbuf()
140 mmap_ptr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rb_fd, page_size); in test_ringbuf()
|
| /Linux-v5.15/tools/perf/tests/ |
| D | dlfilter-test.c | 145 struct perf_record_mmap *mmap = (struct perf_record_mmap *)buf; in write_mmap() local
147 ssize_t sz = sizeof(*mmap) - sizeof(mmap->filename) + fsz; in write_mmap()
149 mmap->header.type = PERF_RECORD_MMAP; in write_mmap()
150 mmap->header.misc = PERF_RECORD_MISC_USER; in write_mmap()
151 mmap->header.size = sz; in write_mmap()
153 mmap->pid = pid; in write_mmap()
154 mmap->tid = tid; in write_mmap()
155 mmap->start = start; in write_mmap()
156 mmap->len = len; in write_mmap()
157 mmap->pgoff = pgoff; in write_mmap()
[all …]
|
| /Linux-v5.15/arch/um/kernel/ |
| D | tlb.c | 27 } mmap; member
73 ret = map(&hvc->mm->context.id, op->u.mmap.addr, in do_ops()
74 op->u.mmap.len, op->u.mmap.prot, in do_ops()
75 op->u.mmap.fd, in do_ops()
76 op->u.mmap.offset, finished, in do_ops()
79 map_memory(op->u.mmap.addr, op->u.mmap.offset, in do_ops()
80 op->u.mmap.len, 1, 1, 1); in do_ops()
135 (last->u.mmap.addr + last->u.mmap.len == virt) && in add_mmap()
136 (last->u.mmap.prot == prot) && (last->u.mmap.fd == fd) && in add_mmap()
137 (last->u.mmap.offset + last->u.mmap.len == offset)) { in add_mmap()
[all …]
|
| /Linux-v5.15/Documentation/userspace-api/media/dvb/ |
| D | dmx-mmap.rst | 4 .. _dmx-mmap:
7 Digital TV mmap()
13 dmx-mmap - Map device memory into application address space
25 .. c:function:: void *mmap( void *start, size_t length, int prot, int flags, int fd, off_t offset )
33 multiple of the pagesize and mmap will fail when the specified
56 :c:func:`mmap()` will fail. If ``MAP_FIXED`` is specified,
80 The :c:func:`mmap()` function asks to map ``length`` bytes starting at
94 On success :c:func:`mmap()` returns a pointer to the mapped buffer. On
|
| D | dmx-munmap.rst | 32 :c:func:`mmap()` function.
36 :c:func:`mmap()`.
41 Unmaps a previously with the :c:func:`mmap()` function mapped
|
| /Linux-v5.15/Documentation/ia64/ |
| D | aliasing.rst | 96 mmap of /dev/mem
111 mmap of /sys/class/pci_bus/.../legacy_mem
114 This is very similar to mmap of /dev/mem, except that legacy_mem
115 only allows mmap of the one megabyte "legacy MMIO" area for a
124 The /dev/mem mmap constraints apply.
126 mmap of /proc/bus/pci/.../??.?
129 This is an MMIO mmap of PCI functions, which additionally may or
175 mmap of various MMIO regions from /dev/mem by "X" on Intel platforms
181 when the EFI memory map is incomplete, every /dev/mem mmap must
185 mmap of 0x0-0x9FFFF /dev/mem by "hwinfo" on HP sx1000 with VGA enabled
[all …]
|
| /Linux-v5.15/Documentation/userspace-api/media/v4l/ |
| D | func-mmap.rst | 4 .. _func-mmap:
7 V4L2 mmap()
13 v4l2-mmap - Map device memory into application address space
23 .. c:function:: void *mmap( void *start, size_t length, int prot, int flags, int fd, off_t offset )
31 multiple of the pagesize and mmap will fail when the specified
55 :c:func:`mmap()` function fails.
71 :c:func:`mmap()` will fail. If ``MAP_FIXED`` is specified,
101 The :c:func:`mmap()` function asks to map ``length`` bytes starting at
116 On success :c:func:`mmap()` returns a pointer to the mapped buffer. On
|
| D | func-munmap.rst | 30 :c:func:`mmap()` function.
34 :c:func:`mmap()` and returned by the driver in the struct
43 Unmaps a previously with the :c:func:`mmap()` function mapped
|
| /Linux-v5.15/tools/lib/perf/ |
| D | evsel.c | 47 #define MMAP(e, x, y) (e->mmap ? ((struct perf_mmap *) xyarray__entry(e->mmap, x, y)) : NULL)
70 evsel->mmap = xyarray__new(ncpus, nthreads, sizeof(struct perf_mmap)); in perf_evsel__alloc_mmap()
72 return evsel->mmap != NULL ? 0 : -ENOMEM; in perf_evsel__alloc_mmap()
217 if (evsel->fd == NULL || evsel->mmap == NULL) in perf_evsel__munmap()
231 xyarray__delete(evsel->mmap); in perf_evsel__munmap()
232 evsel->mmap = NULL; in perf_evsel__munmap()
243 if (evsel->fd == NULL || evsel->mmap) in perf_evsel__mmap()
|
| /Linux-v5.15/tools/testing/selftests/memfd/ |
| D | memfd_test.c | 175 p = mmap(NULL, in mfd_assert_mmap_shared()
193 p = mmap(NULL, in mfd_assert_mmap_private()
248 p = mmap(NULL, in mfd_assert_read()
261 p = mmap(NULL, in mfd_assert_read()
280 p = mmap(NULL, in mfd_assert_read_shared()
298 p = mmap(NULL, in mfd_assert_fork_private_write()
347 p = mmap(NULL, in mfd_assert_write()
361 p = mmap(NULL, in mfd_assert_write()
376 p = mmap(NULL, in mfd_assert_write()
421 p = mmap(NULL, in mfd_fail_write()
[all …]
|
| /Linux-v5.15/Documentation/arm/ |
| D | uefi.rst | 57 linux,uefi-mmap-start 64-bit Physical address of the UEFI memory map,
60 linux,uefi-mmap-size 32-bit Size in bytes of the UEFI memory map
63 linux,uefi-mmap-desc-size 32-bit Size in bytes of each entry in the UEFI
66 linux,uefi-mmap-desc-ver 32-bit Version of the mmap descriptor format.
|
| /Linux-v5.15/tools/testing/selftests/mincore/ |
| D | mincore_selftest.c | 50 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
94 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
149 addr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, in TEST()
225 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
322 addr = mmap(NULL, FILE_SIZE, PROT_READ | PROT_WRITE, in TEST()
|
| /Linux-v5.15/sound/core/ |
| D | memalloc.c | 181 if (ops && ops->mmap) in snd_dma_buffer_mmap()
182 return ops->mmap(dmab, area); in snd_dma_buffer_mmap()
269 .mmap = snd_dma_continuous_mmap,
334 .mmap = snd_dma_vmalloc_mmap,
389 .mmap = snd_dma_iram_mmap,
438 .mmap = snd_dma_dev_mmap,
468 .mmap = snd_dma_wc_mmap,
|
| /Linux-v5.15/tools/testing/selftests/powerpc/mm/ |
| D | hugetlb_vs_thp_test.c | 18 p = mmap(addr, SIZE, PROT_READ | PROT_WRITE, in test_body()
34 p = mmap(addr, SIZE, PROT_READ | PROT_WRITE, in test_body()
|
