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Searched refs:kbuf (Results 1 – 25 of 109) sorted by relevance

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/openbmc/linux/arch/arm64/kernel/
H A Dmachine_kexec_file.c95 struct kexec_buf kbuf; in load_other_segments() local
101 kbuf.image = image; in load_other_segments()
119 kbuf.top_down = true; in load_other_segments()
131 image->elf_load_addr, kbuf.bufsz, kbuf.memsz); in load_other_segments()
140 kbuf.buf_align = 0; in load_other_segments()
152 initrd_load_addr, kbuf.bufsz, kbuf.memsz); in load_other_segments()
167 kbuf.buffer = dtb; in load_other_segments()
168 kbuf.bufsz = dtb_len; in load_other_segments()
170 kbuf.memsz = dtb_len; in load_other_segments()
174 kbuf.top_down = true; in load_other_segments()
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H A Dkexec_image.c44 struct kexec_buf kbuf; in image_load() local
75 kbuf.image = image; in image_load()
76 kbuf.buf_min = 0; in image_load()
77 kbuf.buf_max = ULONG_MAX; in image_load()
78 kbuf.top_down = false; in image_load()
80 kbuf.buffer = kernel; in image_load()
81 kbuf.bufsz = kernel_len; in image_load()
82 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in image_load()
85 kbuf.buf_align = MIN_KIMG_ALIGN; in image_load()
88 kbuf.memsz += text_offset; in image_load()
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/openbmc/linux/arch/parisc/kernel/
H A Dkexec_file.c45 kbuf.buffer = initrd; in elf_load()
46 kbuf.bufsz = kbuf.memsz = initrd_len; in elf_load()
47 kbuf.buf_align = PAGE_SIZE; in elf_load()
48 kbuf.top_down = false; in elf_load()
50 ret = kexec_add_buffer(&kbuf); in elf_load()
60 kbuf.buffer = cmdline; in elf_load()
61 kbuf.bufsz = kbuf.memsz = ALIGN(cmdline_len, 8); in elf_load()
62 kbuf.buf_align = PAGE_SIZE; in elf_load()
63 kbuf.top_down = false; in elf_load()
67 ret = kexec_add_buffer(&kbuf); in elf_load()
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/openbmc/linux/arch/riscv/kernel/
H A Delf_kexec.c43 struct kexec_buf kbuf; in riscv_kexec_elf_load() local
46 kbuf.image = image; in riscv_kexec_elf_load()
58 kbuf.bufsz = size; in riscv_kexec_elf_load()
62 kbuf.top_down = false; in riscv_kexec_elf_load()
81 struct kexec_buf kbuf; in elf_find_pbase() local
98 kbuf.image = image; in elf_find_pbase()
227 kbuf.image = image; in elf_kexec_load()
256 image->elf_load_addr, kbuf.bufsz, kbuf.memsz); in elf_kexec_load()
288 kbuf.bufsz = kbuf.memsz = initrd_len; in elf_kexec_load()
309 kbuf.buffer = fdt; in elf_kexec_load()
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/openbmc/linux/kernel/
H A Dkexec_file.c509 if (end < kbuf->buf_min || start > kbuf->buf_max) in locate_mem_hole_callback()
658 kbuf->memsz = ALIGN(kbuf->memsz, PAGE_SIZE); in kexec_add_buffer()
659 kbuf->buf_align = max(kbuf->buf_align, PAGE_SIZE); in kexec_add_buffer()
667 ksegment = &kbuf->image->segment[kbuf->image->nr_segments]; in kexec_add_buffer()
668 ksegment->kbuf = kbuf->buffer; in kexec_add_buffer()
831 kbuf->bufsz = ALIGN(kbuf->bufsz, align); in kexec_purgatory_setup_kbuf()
840 kbuf->bufsz = ALIGN(kbuf->bufsz, bss_align); in kexec_purgatory_setup_kbuf()
841 kbuf->memsz = kbuf->bufsz + bss_sz; in kexec_purgatory_setup_kbuf()
845 kbuf->buffer = vzalloc(kbuf->bufsz); in kexec_purgatory_setup_kbuf()
892 bss_addr = kbuf->mem + kbuf->bufsz; in kexec_purgatory_setup_sechdrs()
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/openbmc/linux/arch/powerpc/kexec/
H A Delf_64.c53 kbuf.buf_max = pbuf.buf_max = in elf64_load()
92 kbuf.buffer = initrd; in elf64_load()
93 kbuf.bufsz = kbuf.memsz = initrd_len; in elf64_load()
94 kbuf.buf_align = PAGE_SIZE; in elf64_load()
95 kbuf.top_down = false; in elf64_load()
100 initrd_load_addr = kbuf.mem; in elf64_load()
121 kbuf.buffer = fdt; in elf64_load()
122 kbuf.bufsz = kbuf.memsz = fdt_totalsize(fdt); in elf64_load()
123 kbuf.buf_align = PAGE_SIZE; in elf64_load()
124 kbuf.top_down = true; in elf64_load()
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H A Dfile_load_64.c281 kbuf->mem = ALIGN_DOWN(end - kbuf->memsz + 1, in __locate_mem_hole_top_down()
380 kbuf->mem = start; in __locate_mem_hole_bottom_up()
743 kbuf->buffer = buf; in load_backup_segment()
745 kbuf->bufsz = kbuf->memsz = BACKUP_SRC_SIZE; in load_backup_segment()
746 kbuf->top_down = false; in load_backup_segment()
815 kbuf->buffer = headers; in load_elfcorehdr_segment()
817 kbuf->bufsz = kbuf->memsz = headers_sz; in load_elfcorehdr_segment()
862 image->elf_load_addr, kbuf->bufsz, kbuf->memsz); in load_crashdump_segments_ppc64()
1289 if (kbuf->top_down) in arch_kexec_locate_mem_hole()
1298 add_mem_range(emem, kbuf->mem, kbuf->memsz); in arch_kexec_locate_mem_hole()
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/openbmc/linux/mm/damon/
H A Ddbgfs.c36 char *kbuf; in user_input_str() local
44 if (!kbuf) in user_input_str()
49 kfree(kbuf); in user_input_str()
54 return kbuf; in user_input_str()
79 char *kbuf; in dbgfs_attrs_write() local
107 kfree(kbuf); in dbgfs_attrs_write()
174 char *kbuf; in dbgfs_schemes_read() local
178 if (!kbuf) in dbgfs_schemes_read()
298 char *kbuf; in dbgfs_schemes_write() local
579 if (!kbuf) in dbgfs_init_regions_read()
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/openbmc/linux/fs/
H A Dstatfs.c271 if ((kbuf->f_blocks | kbuf->f_bfree | kbuf->f_bavail | in put_compat_statfs()
272 kbuf->f_bsize | kbuf->f_frsize) & 0xffffffff00000000ULL) in put_compat_statfs()
284 buf.f_type = kbuf->f_type; in put_compat_statfs()
285 buf.f_bsize = kbuf->f_bsize; in put_compat_statfs()
287 buf.f_bfree = kbuf->f_bfree; in put_compat_statfs()
289 buf.f_files = kbuf->f_files; in put_compat_statfs()
290 buf.f_ffree = kbuf->f_ffree; in put_compat_statfs()
295 buf.f_flags = kbuf->f_flags; in put_compat_statfs()
327 if ((kbuf->f_bsize | kbuf->f_frsize) & 0xffffffff00000000ULL) in put_compat_statfs64()
331 buf.f_type = kbuf->f_type; in put_compat_statfs64()
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/openbmc/linux/arch/x86/kernel/
H A Dkexec-bzimage64.c485 kbuf.buffer = params; in bzImage64_load()
486 kbuf.memsz = kbuf.bufsz; in bzImage64_load()
487 kbuf.buf_align = 16; in bzImage64_load()
489 ret = kexec_add_buffer(&kbuf); in bzImage64_load()
494 bootparam_load_addr, kbuf.bufsz, kbuf.bufsz); in bzImage64_load()
506 kernel_load_addr = kbuf.mem; in bzImage64_load()
509 kernel_load_addr, kbuf.bufsz, kbuf.memsz); in bzImage64_load()
513 kbuf.buffer = initrd; in bzImage64_load()
514 kbuf.bufsz = kbuf.memsz = initrd_len; in bzImage64_load()
515 kbuf.buf_align = PAGE_SIZE; in bzImage64_load()
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H A Dcrash.c352 ret = prepare_elf_headers(image, &kbuf.buffer, &kbuf.bufsz, &pnum); in crash_load_segments()
356 image->elf_headers = kbuf.buffer; in crash_load_segments()
357 image->elf_headers_sz = kbuf.bufsz; in crash_load_segments()
358 kbuf.memsz = kbuf.bufsz; in crash_load_segments()
372 kbuf.memsz += sizeof(Elf64_Ehdr); in crash_load_segments()
377 image->elf_headers_sz = kbuf.memsz; in crash_load_segments()
383 kbuf.buf_align = ELF_CORE_HEADER_ALIGN; in crash_load_segments()
384 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in crash_load_segments()
385 ret = kexec_add_buffer(&kbuf); in crash_load_segments()
388 image->elf_load_addr = kbuf.mem; in crash_load_segments()
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/openbmc/linux/arch/powerpc/kernel/ptrace/
H A Dptrace-decl.h75 const void *kbuf, const void __user *ubuf);
83 const void *kbuf, const void __user *ubuf);
91 const void *kbuf, const void __user *ubuf);
99 const void *kbuf, const void __user *ubuf);
110 const void *kbuf, const void __user *ubuf,
125 const void *kbuf, const void __user *ubuf);
130 const void *kbuf, const void __user *ubuf);
135 const void *kbuf, const void __user *ubuf);
140 const void *kbuf, const void __user *ubuf);
160 const void *kbuf, const void __user *ubuf);
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H A Dptrace-tm.c136 const void *kbuf, const void __user *ubuf) in tm_cgpr_set() argument
151 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in tm_cgpr_set()
167 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in tm_cgpr_set()
275 const void *kbuf, const void __user *ubuf) in tm_cfpr_set() argument
395 const void *kbuf, const void __user *ubuf) in tm_cvmx_set() argument
514 const void *kbuf, const void __user *ubuf) in tm_cvsx_set() argument
618 const void *kbuf, const void __user *ubuf) in tm_spr_set() argument
678 const void *kbuf, const void __user *ubuf) in tm_tar_set() argument
719 const void *kbuf, const void __user *ubuf) in tm_ppr_set() argument
759 const void *kbuf, const void __user *ubuf) in tm_dscr_set() argument
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H A Dptrace-view.c248 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
264 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
306 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, in ppr_set()
319 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, in dscr_set()
722 const void *kbuf, unsigned long *regs) in gpr32_set_common_kernel() argument
724 const compat_ulong_t *k = kbuf; in gpr32_set_common_kernel()
749 kbuf = k; in gpr32_set_common_kernel()
763 const void *kbuf = NULL; in gpr32_set_common_user() local
814 const void *kbuf, const void __user *ubuf, in gpr32_set_common() argument
817 if (kbuf) in gpr32_set_common()
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/openbmc/linux/arch/sparc/kernel/
H A Dptrace_32.c109 const void *kbuf, const void __user *ubuf) in genregs32_set() argument
119 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
127 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
137 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
146 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
151 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
156 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs32_set()
185 const void *kbuf, const void __user *ubuf) in fpregs32_set() argument
194 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in fpregs32_set()
263 const void *kbuf, const void __user *ubuf) in setregs_set() argument
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H A Dptrace_64.c161 void *kbuf, int len) in get_from_target() argument
176 void *kbuf, int len) in set_to_target() argument
270 const void *kbuf, const void __user *ubuf) in genregs64_set() argument
374 const void *kbuf, const void __user *ubuf) in fpregs64_set() argument
460 const void *kbuf, const void __user *ubuf) in setregs64_set() argument
561 const void *kbuf, const void __user *ubuf) in genregs32_set() argument
565 const compat_ulong_t *k = kbuf; in genregs32_set()
575 if (kbuf) { in genregs32_set()
634 if (kbuf) in genregs32_set()
701 const void *kbuf, const void __user *ubuf) in fpregs32_set() argument
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/openbmc/linux/arch/powerpc/platforms/pseries/
H A Dreconfig.c362 char *kbuf; in ofdt_write() local
369 kbuf = memdup_user_nul(buf, count); in ofdt_write()
370 if (IS_ERR(kbuf)) in ofdt_write()
371 return PTR_ERR(kbuf); in ofdt_write()
373 tmp = strchr(kbuf, ' '); in ofdt_write()
381 if (!strcmp(kbuf, "add_node")) in ofdt_write()
383 else if (!strcmp(kbuf, "remove_node")) in ofdt_write()
385 else if (!strcmp(kbuf, "add_property")) in ofdt_write()
387 else if (!strcmp(kbuf, "remove_property")) in ofdt_write()
389 else if (!strcmp(kbuf, "update_property")) in ofdt_write()
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/openbmc/linux/arch/um/drivers/
H A Dhostaudio_kern.c74 void *kbuf; in hostaudio_read() local
81 kbuf = kmalloc(count, GFP_KERNEL); in hostaudio_read()
82 if (kbuf == NULL) in hostaudio_read()
85 err = os_read_file(state->fd, kbuf, count); in hostaudio_read()
89 if (copy_to_user(buffer, kbuf, err)) in hostaudio_read()
93 kfree(kbuf); in hostaudio_read()
101 void *kbuf; in hostaudio_write() local
108 kbuf = memdup_user(buffer, count); in hostaudio_write()
109 if (IS_ERR(kbuf)) in hostaudio_write()
110 return PTR_ERR(kbuf); in hostaudio_write()
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/openbmc/linux/security/integrity/ima/
H A Dima_kexec.c84 struct kexec_buf kbuf = { .image = image, .buf_align = PAGE_SIZE, in ima_add_kexec_buffer() local
118 kbuf.buffer = kexec_buffer; in ima_add_kexec_buffer()
119 kbuf.bufsz = kexec_buffer_size; in ima_add_kexec_buffer()
120 kbuf.memsz = kexec_segment_size; in ima_add_kexec_buffer()
121 ret = kexec_add_buffer(&kbuf); in ima_add_kexec_buffer()
128 image->ima_buffer_addr = kbuf.mem; in ima_add_kexec_buffer()
133 kbuf.mem); in ima_add_kexec_buffer()
/openbmc/linux/kernel/bpf/
H A Dlog.c63 n = vscnprintf(log->kbuf, BPF_VERIFIER_TMP_LOG_SIZE, fmt, args); in bpf_verifier_vlog()
66 bool newline = n > 0 && log->kbuf[n - 1] == '\n'; in bpf_verifier_vlog()
68 pr_err("BPF: %s%s", log->kbuf, newline ? "" : "\n"); in bpf_verifier_vlog()
80 log->kbuf[new_n - 1] = '\0'; in bpf_verifier_vlog()
87 copy_to_user(log->ubuf + cur_pos, log->kbuf, new_n)) in bpf_verifier_vlog()
125 log->kbuf + n - new_n, in bpf_verifier_vlog()
131 log->kbuf + n - new_n, in bpf_verifier_vlog()
135 log->kbuf + n - buf_end, in bpf_verifier_vlog()
188 int n = sizeof(log->kbuf) / 2, nn; in bpf_vlog_reverse_ubuf()
189 char *lbuf = log->kbuf, *rbuf = log->kbuf + n; in bpf_vlog_reverse_ubuf()
/openbmc/linux/drivers/fpga/
H A Dversal-fpga.c26 char *kbuf; in versal_fpga_ops_write() local
29 kbuf = dma_alloc_coherent(mgr->dev.parent, size, &dma_addr, GFP_KERNEL); in versal_fpga_ops_write()
30 if (!kbuf) in versal_fpga_ops_write()
33 memcpy(kbuf, buf, size); in versal_fpga_ops_write()
35 dma_free_coherent(mgr->dev.parent, size, kbuf, dma_addr); in versal_fpga_ops_write()
/openbmc/linux/arch/openrisc/kernel/
H A Dptrace.c67 const void *kbuf, const void __user * ubuf) in genregs_set() argument
73 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 0, 4); in genregs_set()
75 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
79 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
86 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 4*33, -1); in genregs_set()
108 const void *kbuf, const void __user *ubuf) in fpregs_set() argument
114 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in fpregs_set()
/openbmc/linux/include/linux/
H A Dregset.h120 const void *kbuf, const void __user *ubuf);
254 const void **kbuf, in user_regset_copyin() argument
265 if (*kbuf) { in user_regset_copyin()
266 memcpy(data, *kbuf, copy); in user_regset_copyin()
267 *kbuf += copy; in user_regset_copyin()
280 const void **kbuf, in user_regset_copyin_ignore() argument
291 if (*kbuf) in user_regset_copyin_ignore()
292 *kbuf += copy; in user_regset_copyin_ignore()
/openbmc/linux/drivers/staging/vc04_services/interface/vchiq_arm/
H A Dvchiq_debugfs.c77 char kbuf[DEBUGFS_WRITE_BUF_SIZE + 1]; in debugfs_log_write() local
79 memset(kbuf, 0, DEBUGFS_WRITE_BUF_SIZE + 1); in debugfs_log_write()
83 if (copy_from_user(kbuf, buffer, count)) in debugfs_log_write()
85 kbuf[count - 1] = 0; in debugfs_log_write()
87 if (strncmp("error", kbuf, strlen("error")) == 0) in debugfs_log_write()
89 else if (strncmp("warning", kbuf, strlen("warning")) == 0) in debugfs_log_write()
91 else if (strncmp("info", kbuf, strlen("info")) == 0) in debugfs_log_write()
93 else if (strncmp("trace", kbuf, strlen("trace")) == 0) in debugfs_log_write()
/openbmc/linux/net/qrtr/
H A Dtun.c91 void *kbuf; in qrtr_tun_write_iter() local
99 kbuf = kzalloc(len, GFP_KERNEL); in qrtr_tun_write_iter()
100 if (!kbuf) in qrtr_tun_write_iter()
103 if (!copy_from_iter_full(kbuf, len, from)) { in qrtr_tun_write_iter()
104 kfree(kbuf); in qrtr_tun_write_iter()
108 ret = qrtr_endpoint_post(&tun->ep, kbuf, len); in qrtr_tun_write_iter()
110 kfree(kbuf); in qrtr_tun_write_iter()

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