| /linux/tools/testing/selftests/bpf/progs/ |
| H A D | task_kfunc_success.c | 147 struct task_struct *task, *kptr, *acquired; in test_task_xchg_release() local
167 kptr = bpf_kptr_xchg(&v->task, NULL); in test_task_xchg_release()
168 if (!kptr) { in test_task_xchg_release()
176 bpf_task_release(kptr); in test_task_xchg_release()
180 kptr = bpf_kptr_xchg(&local->task, kptr); in test_task_xchg_release()
181 if (kptr) { in test_task_xchg_release()
184 bpf_task_release(kptr); in test_task_xchg_release()
188 kptr = bpf_kptr_xchg(&local->task, NULL); in test_task_xchg_release()
189 if (!kptr) { in test_task_xchg_release()
196 acquired = bpf_task_acquire(kptr); in test_task_xchg_release()
[all …]
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| H A D | cgrp_kfunc_success.c | 67 struct cgroup *kptr, *cg; in BPF_PROG() local
86 kptr = v->cgrp; in BPF_PROG()
87 if (!kptr) { in BPF_PROG()
92 cg = bpf_cgroup_ancestor(kptr, 1); in BPF_PROG()
96 kptr = bpf_kptr_xchg(&v->cgrp, NULL); in BPF_PROG()
97 if (!kptr) { in BPF_PROG()
102 bpf_cgroup_release(kptr); in BPF_PROG()
110 struct cgroup *kptr; in BPF_PROG() local
130 kptr = v->cgrp; in BPF_PROG()
131 if (!kptr) in BPF_PROG()
[all...] |
| H A D | cgrp_kfunc_failure.c | 140 struct cgroup *kptr; in BPF_PROG() local
147 kptr = bpf_kptr_xchg(&v->cgrp, NULL); in BPF_PROG()
148 if (!kptr) in BPF_PROG()
160 struct cgroup *kptr; in BPF_PROG() local
168 kptr = v->cgrp; in BPF_PROG()
169 if (kptr) in BPF_PROG()
171 bpf_cgroup_release(kptr); in BPF_PROG()
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| H A D | task_kfunc_failure.c | 136 struct task_struct *kptr; in BPF_PROG() local
143 kptr = bpf_kptr_xchg(&v->task, NULL); in BPF_PROG()
144 if (!kptr) in BPF_PROG()
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| H A D | kptr_xchg_inline.c | 16 private(kptr) struct bin_data __kptr * ptr;
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| H A D | linked_list_fail.c | 57 CHECK(kptr, pop_front, &f->head);
58 CHECK(kptr, pop_back, &f->head);
80 CHECK(kptr, push_front, &f->head, &b->node);
81 CHECK(kptr, push_back, &f->head, &b->node);
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| /linux/drivers/gpu/drm/qxl/ |
| H A D | qxl_object.c | 162 if (bo->kptr) { in qxl_bo_vmap_locked()
176 bo->kptr = (void *)bo->map.vaddr_iomem; in qxl_bo_vmap_locked()
178 bo->kptr = bo->map.vaddr; in qxl_bo_vmap_locked()
225 if (bo->kptr) { in qxl_bo_kmap_atomic_page()
226 rptr = bo->kptr + (page_offset * PAGE_SIZE); in qxl_bo_kmap_atomic_page()
243 if (bo->kptr == NULL) in qxl_bo_vunmap_locked()
248 bo->kptr = NULL; in qxl_bo_vunmap_locked()
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| H A D | qxl_drv.h | 81 void *kptr; member
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| /linux/drivers/message/fusion/ |
| H A D | mptctl.c | 95 u8 *kptr; member
904 if (copy_from_user(bl->kptr, ufwbuf+fw_bytes_copied, bl->len)) { in mptctl_do_fw_download()
1064 buflist[buflist_ent].kptr = dma_alloc_coherent(&ioc->pcidev->dev, in kbuf_alloc_2_sgl()
1067 if (buflist[buflist_ent].kptr == NULL) { in kbuf_alloc_2_sgl()
1083 buflist[buflist_ent].kptr, in kbuf_alloc_2_sgl()
1133 u8 *kptr; in kbuf_alloc_2_sgl() local
1140 kptr = buflist[i].kptr; in kbuf_alloc_2_sgl()
1143 dma_free_coherent(&ioc->pcidev->dev, len, kptr, in kbuf_alloc_2_sgl()
1178 void *kptr; in kfree_sgl() local
1182 kptr = bl->kptr; in kfree_sgl()
[all …]
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| /linux/Documentation/bpf/ |
| H A D | cpumasks.rst | 93 * recorded as a kptr.
124 /* struct containing the struct bpf_cpumask kptr which is stored in the map. */
141 * struct bpf_cpumask * kptr that is stored in a map can
147 struct bpf_cpumask *kptr;
151 /* Assume a bpf_cpumask * kptr was previously stored in the map. */
157 /* Acquire a reference to the bpf_cpumask * kptr that's already stored in the map. */
158 kptr = v->cpumask;
159 if (!kptr) {
169 bpf_cpumask_setall(kptr);
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| H A D | bpf_design_QA.rst | 315 A: It depends. For bpf_spin_lock, bpf_timer: YES, for kptr and everything else:
321 For kptrs, they are also part of UAPI, but only with respect to the kptr
324 and will change across kernel releases. However, operations like accessing kptr
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| /linux/drivers/gpu/drm/loongson/ |
| H A D | lsdc_ttm.c | 368 if (lbo->kptr) in lsdc_bo_kmap()
377 lbo->kptr = ttm_kmap_obj_virtual(&lbo->kmap, &lbo->is_iomem); in lsdc_bo_kmap()
384 if (!lbo->kptr) in lsdc_bo_kunmap()
387 lbo->kptr = NULL; in lsdc_bo_kunmap()
396 memset_io((void __iomem *)lbo->kptr, 0, lbo->size); in lsdc_bo_clear()
398 memset(lbo->kptr, 0, lbo->size); in lsdc_bo_clear()
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| H A D | lsdc_ttm.h | 36 void *kptr; member
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| /linux/drivers/gpu/drm/radeon/ |
| H A D | radeon_object.c | 228 if (bo->kptr) { in radeon_bo_kmap()
230 *ptr = bo->kptr; in radeon_bo_kmap()
238 bo->kptr = ttm_kmap_obj_virtual(&bo->kmap, &is_iomem); in radeon_bo_kmap()
240 *ptr = bo->kptr; in radeon_bo_kmap()
248 if (bo->kptr == NULL) in radeon_bo_kunmap()
250 bo->kptr = NULL; in radeon_bo_kunmap()
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| /linux/tools/sched_ext/include/scx/ |
| H A D | common.bpf.h | 385 void bpf_obj_drop_impl(void *kptr, void *meta) __ksym;
388 #define bpf_obj_drop(kptr) bpf_obj_drop_impl(kptr, NULL) argument
411 void *bpf_refcount_acquire_impl(void *kptr, void *meta) __ksym;
412 #define bpf_refcount_acquire(kptr) bpf_refcount_acquire_impl(kptr, NULL) argument
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| /linux/tools/testing/selftests/bpf/prog_tests/ |
| H A D | linked_list.c | 27 TEST(kptr, 40)
45 TEST(kptr, push_front)
46 TEST(kptr, push_back)
47 TEST(kptr, pop_front)
48 TEST(kptr, pop_back)
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| /linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | amdgpu_dev_coredump.c | 224 u8 *kptr; in amdgpu_devcoredump_print_ibs() local
315 kptr = amdgpu_bo_kptr(abo); in amdgpu_devcoredump_print_ibs()
316 kptr += offset; in amdgpu_devcoredump_print_ibs()
317 memcpy(ib_content, kptr, coredump->ibs[i].ib_size_dw * 4); in amdgpu_devcoredump_print_ibs()
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| H A D | amdgpu_object.c | 829 void *kptr; in amdgpu_bo_kmap() local
840 kptr = amdgpu_bo_kptr(bo); in amdgpu_bo_kmap()
841 if (kptr) { in amdgpu_bo_kmap()
843 *ptr = kptr; in amdgpu_bo_kmap()
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| H A D | amdgpu_cs.c | 1048 uint8_t *kptr; in amdgpu_cs_patch_ibs() local
1064 r = amdgpu_bo_kmap(aobj, (void **)&kptr); in amdgpu_cs_patch_ibs()
1068 kptr += va_start - (m->start * AMDGPU_GPU_PAGE_SIZE); in amdgpu_cs_patch_ibs()
1071 memcpy(ib->ptr, kptr, ib->length_dw * 4); in amdgpu_cs_patch_ibs()
1081 ib->ptr = (uint32_t *)kptr; in amdgpu_cs_patch_ibs()
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| /linux/drivers/gpu/drm/amd/amdkfd/ |
| H A D | kfd_process.c | 735 struct kfd_process_device *pdd, void **kptr) in kfd_process_free_gpuvm() argument
739 if (kptr && *kptr) { in kfd_process_free_gpuvm()
741 *kptr = NULL; in kfd_process_free_gpuvm()
773 uint32_t flags, struct kgd_mem **mem, void **kptr) in kfd_process_alloc_gpuvm() argument
795 if (kptr) { in kfd_process_alloc_gpuvm()
803 kptr, NULL, domain); in kfd_process_alloc_gpuvm()
820 *kptr = NULL; in kfd_process_alloc_gpuvm()
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| /linux/drivers/gpu/drm/amd/include/ |
| H A D | cgs_common.h | 77 void *kptr; member
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| /linux/kernel/bpf/ |
| H A D | syscall.c | 217 t = btf_type_by_id(field->kptr.btf, field->kptr.btf_id); in bpf_obj_pin_uptrs()
675 if (rec->fields[i].kptr.module) in btf_record_free()
676 module_put(rec->fields[i].kptr.module); in btf_record_free()
677 if (btf_is_kernel(rec->fields[i].kptr.btf)) in btf_record_free()
678 btf_put(rec->fields[i].kptr.btf); in btf_record_free()
727 if (btf_is_kernel(fields[i].kptr.btf)) in btf_record_dup()
728 btf_get(fields[i].kptr.btf); in btf_record_dup()
729 if (fields[i].kptr.module && !try_module_get(fields[i].kptr in btf_record_dup()
[all...] |
| H A D | btf.c | 3469 } kptr; member
3581 info->kptr.type_id = res_id; in btf_find_kptr()
3989 t = btf_type_by_id(btf, info->kptr.type_id); in btf_parse_kptr()
3999 field->kptr.dtor = NULL; in btf_parse_kptr()
4000 id = info->kptr.type_id; in btf_parse_kptr()
4049 field->kptr.dtor = (void *)addr; in btf_parse_kptr()
4053 field->kptr.btf_id = id; in btf_parse_kptr()
4054 field->kptr.btf = kptr_btf; in btf_parse_kptr()
4055 field->kptr.module = mod; in btf_parse_kptr()
4287 if (btf_is_kernel(rec->fields[i].kptr.btf)) in btf_check_and_fixup_fields()
[all …]
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| /linux/drivers/gpu/drm/amd/pm/powerplay/smumgr/ |
| H A D | vega10_smumgr.c | 218 if (ret || !info.kptr) in vega10_smu_init()
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| H A D | vega12_smumgr.c | 221 if (ret || !info.kptr) in vega12_smu_init()
|