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/kernel/linux/linux-5.10/lib/
H A Dtest_user_copy.c47 static int test_check_nonzero_user(char *kmem, char __user *umem, size_t size) in test_check_nonzero_user() argument
64 kmem += start; in test_check_nonzero_user()
81 memset(kmem, 0x0, size); in test_check_nonzero_user()
83 kmem[i] = 0xff; in test_check_nonzero_user()
85 kmem[i] = 0xff; in test_check_nonzero_user()
87 ret |= test(copy_to_user(umem, kmem, size), in test_check_nonzero_user()
94 int expected = is_zeroed(kmem + start, len); in test_check_nonzero_user()
105 static int test_copy_struct_from_user(char *kmem, char __user *umem, in test_copy_struct_from_user() argument
133 memset(kmem, 0x0, size); in test_copy_struct_from_user()
134 ret |= test(copy_struct_from_user(kmem, ksiz in test_copy_struct_from_user()
183 char *kmem; test_user_copy_init() local
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H A Dtest_kasan_module.c22 char *kmem; in copy_user_test() local
27 kmem = kmalloc(size, GFP_KERNEL); in copy_user_test()
28 if (!kmem) in copy_user_test()
36 kfree(kmem); in copy_user_test()
41 unused = copy_from_user(kmem, usermem, size + 1 + OOB_TAG_OFF); in copy_user_test()
44 unused = copy_to_user(usermem, kmem, size + 1 + OOB_TAG_OFF); in copy_user_test()
47 unused = __copy_from_user(kmem, usermem, size + 1 + OOB_TAG_OFF); in copy_user_test()
50 unused = __copy_to_user(usermem, kmem, size + 1 + OOB_TAG_OFF); in copy_user_test()
53 unused = __copy_from_user_inatomic(kmem, usermem, size + 1 + OOB_TAG_OFF); in copy_user_test()
56 unused = __copy_to_user_inatomic(usermem, kmem, siz in copy_user_test()
[all...]
/kernel/linux/linux-6.6/lib/
H A Dtest_user_copy.c47 static int test_check_nonzero_user(char *kmem, char __user *umem, size_t size) in test_check_nonzero_user() argument
64 kmem += start; in test_check_nonzero_user()
81 memset(kmem, 0x0, size); in test_check_nonzero_user()
83 kmem[i] = 0xff; in test_check_nonzero_user()
85 kmem[i] = 0xff; in test_check_nonzero_user()
87 ret |= test(copy_to_user(umem, kmem, size), in test_check_nonzero_user()
94 int expected = is_zeroed(kmem + start, len); in test_check_nonzero_user()
105 static int test_copy_struct_from_user(char *kmem, char __user *umem, in test_copy_struct_from_user() argument
133 memset(kmem, 0x0, size); in test_copy_struct_from_user()
134 ret |= test(copy_struct_from_user(kmem, ksiz in test_copy_struct_from_user()
183 char *kmem; test_user_copy_init() local
[all...]
/kernel/linux/linux-6.6/mm/kasan/
H A Dkasan_test_module.c20 char *kmem; in copy_user_test() local
25 kmem = kmalloc(size, GFP_KERNEL); in copy_user_test()
26 if (!kmem) in copy_user_test()
34 kfree(kmem); in copy_user_test()
41 unused = copy_from_user(kmem, usermem, size + 1); in copy_user_test()
44 unused = copy_to_user(usermem, kmem, size + 1); in copy_user_test()
47 unused = __copy_from_user(kmem, usermem, size + 1); in copy_user_test()
50 unused = __copy_to_user(usermem, kmem, size + 1); in copy_user_test()
53 unused = __copy_from_user_inatomic(kmem, usermem, size + 1); in copy_user_test()
56 unused = __copy_to_user_inatomic(usermem, kmem, siz in copy_user_test()
[all...]
/kernel/linux/linux-5.10/arch/x86/kernel/cpu/resctrl/
H A Dpseudo_lock.c247 kfree(plr->kmem); in pseudo_lock_region_clear()
248 plr->kmem = NULL; in pseudo_lock_region_clear()
362 plr->kmem = kzalloc(plr->size, GFP_KERNEL); in pseudo_lock_region_alloc()
363 if (!plr->kmem) { in pseudo_lock_region_alloc()
467 mem_r = plr->kmem; in pseudo_lock_fn()
883 mem_r = READ_ONCE(plr->kmem); in measure_cycles_lat_fn()
988 mem_r = READ_ONCE(plr->kmem); in measure_residency_fn()
1513 physical = __pa(plr->kmem) >> PAGE_SHIFT; in pseudo_lock_dev_mmap()
1535 memset(plr->kmem + off, 0, vsize); in pseudo_lock_dev_mmap()
H A Dinternal.h172 * @kmem: the kernel memory associated with pseudo-locked region
188 void *kmem; member
/kernel/linux/linux-6.6/arch/x86/kernel/cpu/resctrl/
H A Dpseudo_lock.c265 kfree(plr->kmem); in pseudo_lock_region_clear()
266 plr->kmem = NULL; in pseudo_lock_region_clear()
380 plr->kmem = kzalloc(plr->size, GFP_KERNEL); in pseudo_lock_region_alloc()
381 if (!plr->kmem) { in pseudo_lock_region_alloc()
485 mem_r = plr->kmem; in pseudo_lock_fn()
901 mem_r = READ_ONCE(plr->kmem); in measure_cycles_lat_fn()
1006 mem_r = READ_ONCE(plr->kmem); in measure_residency_fn()
1533 physical = __pa(plr->kmem) >> PAGE_SHIFT; in pseudo_lock_dev_mmap()
1555 memset(plr->kmem + off, 0, vsize); in pseudo_lock_dev_mmap()
/kernel/linux/linux-5.10/drivers/infiniband/hw/hns/
H A Dhns_roce_mr.c732 if (mtr->kmem) { in mtr_free_bufs()
733 hns_roce_buf_free(hr_dev, mtr->kmem); in mtr_free_bufs()
734 kfree(mtr->kmem); in mtr_free_bufs()
735 mtr->kmem = NULL; in mtr_free_bufs()
760 mtr->kmem = NULL; in mtr_alloc_bufs()
782 mtr->kmem = kzalloc(sizeof(*mtr->kmem), GFP_KERNEL); in mtr_alloc_bufs()
783 if (!mtr->kmem) { in mtr_alloc_bufs()
784 ibdev_err(ibdev, "Failed to alloc kmem\n"); in mtr_alloc_bufs()
790 mtr->kmem, buf_att in mtr_alloc_bufs()
[all...]
/kernel/linux/linux-6.6/drivers/infiniband/hw/hns/
H A Dhns_roce_mr.c658 if (mtr->kmem) { in mtr_free_bufs()
659 hns_roce_buf_free(hr_dev, mtr->kmem); in mtr_free_bufs()
660 mtr->kmem = NULL; in mtr_free_bufs()
674 mtr->kmem = NULL; in mtr_alloc_bufs()
684 mtr->kmem = hns_roce_buf_alloc(hr_dev, total_size, in mtr_alloc_bufs()
688 if (IS_ERR(mtr->kmem)) { in mtr_alloc_bufs()
689 ibdev_err(ibdev, "failed to alloc kmem, ret = %ld.\n", in mtr_alloc_bufs()
690 PTR_ERR(mtr->kmem)); in mtr_alloc_bufs()
691 return PTR_ERR(mtr->kmem); in mtr_alloc_bufs()
716 mtr->kmem, page_shif in mtr_map_bufs()
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/kernel/linux/linux-5.10/drivers/dax/
H A DMakefile4 obj-$(CONFIG_DEV_DAX_KMEM) += kmem.o
/kernel/linux/linux-6.6/drivers/dax/
H A DMakefile4 obj-$(CONFIG_DEV_DAX_KMEM) += kmem.o
/kernel/linux/linux-5.10/drivers/crypto/nx/
H A Dnx.c308 memset(nx_ctx->kmem, 0, nx_ctx->kmem_len); in nx_ctx_init()
669 nx_ctx->kmem = kmalloc(nx_ctx->kmem_len, GFP_KERNEL); in nx_crypto_ctx_init()
670 if (!nx_ctx->kmem) in nx_crypto_ctx_init()
674 nx_ctx->csbcpb = (struct nx_csbcpb *)(round_up((u64)nx_ctx->kmem, in nx_crypto_ctx_init()
749 kfree_sensitive(nx_ctx->kmem); in nx_crypto_ctx_exit()
765 kfree_sensitive(nx_ctx->kmem); in nx_crypto_ctx_aead_exit()
H A Dnx.h119 void *kmem; /* unaligned, kmalloc'd buffer */ member
120 size_t kmem_len; /* length of kmem */
126 struct nx_sg *in_sg; /* aligned pointer into kmem to an sg list */
127 struct nx_sg *out_sg; /* aligned pointer into kmem to an sg list */
/kernel/linux/linux-6.6/drivers/crypto/nx/
H A Dnx.c309 memset(nx_ctx->kmem, 0, nx_ctx->kmem_len); in nx_ctx_init()
670 nx_ctx->kmem = kmalloc(nx_ctx->kmem_len, GFP_KERNEL); in nx_crypto_ctx_init()
671 if (!nx_ctx->kmem) in nx_crypto_ctx_init()
675 nx_ctx->csbcpb = (struct nx_csbcpb *)(round_up((u64)nx_ctx->kmem, in nx_crypto_ctx_init()
750 kfree_sensitive(nx_ctx->kmem); in nx_crypto_ctx_exit()
766 kfree_sensitive(nx_ctx->kmem); in nx_crypto_ctx_aead_exit()
H A Dnx.h119 void *kmem; /* unaligned, kmalloc'd buffer */ member
120 size_t kmem_len; /* length of kmem */
126 struct nx_sg *in_sg; /* aligned pointer into kmem to an sg list */
127 struct nx_sg *out_sg; /* aligned pointer into kmem to an sg list */
/kernel/linux/linux-5.10/tools/perf/scripts/perl/
H A Dcheck-perf-trace.pl43 sub kmem::kmalloc subroutine
59 flag_str("kmem::kmalloc", "gfp_flags", $gfp_flags));
/kernel/linux/linux-6.6/tools/perf/scripts/perl/
H A Dcheck-perf-trace.pl43 sub kmem::kmalloc subroutine
59 flag_str("kmem::kmalloc", "gfp_flags", $gfp_flags));
/kernel/linux/linux-5.10/drivers/infiniband/hw/i40iw/
H A Di40iw_verbs.h113 struct i40iw_dma_mem kmem; member
/kernel/linux/linux-5.10/mm/
H A Dmemcontrol.c350 * but only a few kmem-limited. Or also, if we have, for instance, 200
351 * memcgs, and none but the 200th is kmem-limited, we'd have to have a
375 * the alloc/free process all the time. In a small machine, 4 kmem-limited
1697 pr_info("kmem: usage %llukB, limit %llukB, failcnt %lu\n", in mem_cgroup_print_oom_meminfo()
1698 K((u64)page_counter_read(&memcg->kmem)), in mem_cgroup_print_oom_meminfo()
1699 K((u64)memcg->kmem.max), memcg->kmem.failcnt); in mem_cgroup_print_oom_meminfo()
3082 !page_counter_try_charge(&memcg->kmem, nr_pages, &counter)) { in __memcg_kmem_charge()
3090 page_counter_charge(&memcg->kmem, nr_pages); in __memcg_kmem_charge()
3107 page_counter_uncharge(&memcg->kmem, nr_page in __memcg_kmem_uncharge()
[all...]
/kernel/linux/linux-5.10/tools/perf/
H A Dperf-completion.sh203 if [[ $prev_skip_opts == @(kvm|kmem|mem|lock|sched|
/kernel/linux/linux-6.6/drivers/infiniband/hw/irdma/
H A Dverbs.h124 struct irdma_dma_mem kmem; member
H A Dverbs.c1789 dma_free_coherent(rf->sc_dev.hw->device, iwcq->kmem.size, in irdma_cq_free_rsrc()
1790 iwcq->kmem.va, iwcq->kmem.pa); in irdma_cq_free_rsrc()
1791 iwcq->kmem.va = NULL; in irdma_cq_free_rsrc()
2001 cq_buf->kmem_buf = iwcq->kmem; in irdma_resize_cq()
2006 iwcq->kmem = kmem_buf; in irdma_resize_cq()
2163 iwcq->kmem.size = ALIGN(round_up(rsize, 256), 256); in irdma_create_cq()
2164 iwcq->kmem.va = dma_alloc_coherent(dev->hw->device, in irdma_create_cq()
2165 iwcq->kmem.size, in irdma_create_cq()
2166 &iwcq->kmem in irdma_create_cq()
[all...]
/kernel/linux/linux-6.6/tools/perf/
H A Dperf-completion.sh203 if [[ $prev_skip_opts == @(kvm|kmem|mem|lock|sched|
/kernel/linux/linux-5.10/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt_ethtool.c2118 u8 *kmem; in bnxt_flash_nvram() local
2128 kmem = dma_alloc_coherent(&bp->pdev->dev, data_len, &dma_handle, in bnxt_flash_nvram()
2130 if (!kmem) { in bnxt_flash_nvram()
2135 memcpy(kmem, data, data_len); in bnxt_flash_nvram()
2139 dma_free_coherent(&bp->pdev->dev, data_len, kmem, dma_handle); in bnxt_flash_nvram()
2459 u8 *kmem; in bnxt_flash_package_from_file() local
2467 kmem = dma_alloc_coherent(&bp->pdev->dev, fw->size, in bnxt_flash_package_from_file()
2469 if (!kmem) { in bnxt_flash_package_from_file()
2475 memcpy(kmem, fw->data, fw->size); in bnxt_flash_package_from_file()
2480 dma_free_coherent(&bp->pdev->dev, fw->size, kmem, in bnxt_flash_package_from_file()
[all...]
/kernel/linux/linux-6.6/drivers/net/ethernet/broadcom/bnxt/
H A Dbnxt_ethtool.c2203 u8 *kmem; in bnxt_flash_nvram() local
2205 kmem = hwrm_req_dma_slice(bp, req, data_len, &dma_handle); in bnxt_flash_nvram()
2206 if (!kmem) { in bnxt_flash_nvram()
2213 memcpy(kmem, data, data_len); in bnxt_flash_nvram()
2608 u8 *kmem = NULL; in bnxt_flash_package_from_fw_obj() local
2632 kmem = hwrm_req_dma_slice(bp, modify, modify_len, &dma_handle); in bnxt_flash_package_from_fw_obj()
2633 if (!kmem && modify_len > PAGE_SIZE) in bnxt_flash_package_from_fw_obj()
2638 if (!kmem) { in bnxt_flash_package_from_fw_obj()
2689 memcpy(kmem, fw->data + copied, len); in bnxt_flash_package_from_fw_obj()

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