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Searched refs:kbuf (Results 1 – 25 of 103) sorted by relevance

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/linux-6.15/arch/arm64/kernel/
H A Dmachine_kexec_file.c97 struct kexec_buf kbuf; in load_other_segments() local
103 kbuf.image = image; in load_other_segments()
124 kbuf.top_down = true; in load_other_segments()
136 image->elf_load_addr, kbuf.bufsz, kbuf.memsz); in load_other_segments()
146 kbuf.buf_align = 0; in load_other_segments()
158 initrd_load_addr, kbuf.bufsz, kbuf.memsz); in load_other_segments()
173 kbuf.buffer = dtb; in load_other_segments()
174 kbuf.bufsz = dtb_len; in load_other_segments()
176 kbuf.memsz = dtb_len; in load_other_segments()
180 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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H A Dptrace.c509 const void *kbuf, const void __user *ubuf) in hw_break_set() argument
565 const void *kbuf, const void __user *ubuf) in gpr_set() argument
645 const void *kbuf, const void __user *ubuf) in fpr_set() argument
681 const void *kbuf, const void __user *ubuf) in tls_set() argument
1107 const void *kbuf, const void __user *ubuf) in za_set() argument
1216 const void *kbuf, const void __user *ubuf) in zt_set() argument
1286 const void *kbuf, const void __user *ubuf) in pac_enabled_keys_set() argument
1830 if (kbuf) { in compat_gpr_set()
1831 memcpy(&reg, kbuf, sizeof(reg)); in compat_gpr_set()
1832 kbuf += sizeof(reg); in compat_gpr_set()
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/linux-6.15/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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/linux-6.15/arch/riscv/kernel/
H A Delf_kexec.c44 struct kexec_buf kbuf; in riscv_kexec_elf_load() local
47 kbuf.image = image; in riscv_kexec_elf_load()
59 kbuf.bufsz = size; in riscv_kexec_elf_load()
63 kbuf.top_down = false; in riscv_kexec_elf_load()
82 struct kexec_buf kbuf; in elf_find_pbase() local
99 kbuf.image = image; in elf_find_pbase()
228 kbuf.image = image; in elf_kexec_load()
260 image->elf_load_addr, kbuf.bufsz, kbuf.memsz); in elf_kexec_load()
295 kbuf.bufsz = kbuf.memsz = initrd_len; in elf_kexec_load()
316 kbuf.buffer = fdt; in elf_kexec_load()
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H A Dptrace.c47 const void *kbuf, const void __user *ubuf) in riscv_gpr_set() argument
52 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, -1); in riscv_gpr_set()
73 const void *kbuf, const void __user *ubuf) in riscv_fpr_set() argument
78 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_set()
81 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_set()
127 const void *kbuf, const void __user *ubuf) in riscv_vr_set() argument
152 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, vstate->datap, in riscv_vr_set()
174 const void *kbuf, const void __user *ubuf) in tagged_addr_ctrl_set() argument
179 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &ctrl, 0, -1); in tagged_addr_ctrl_set()
369 const void *kbuf, const void __user *ubuf) in compat_riscv_gpr_set() argument
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/linux-6.15/kernel/
H A Dkexec_file.c539 if (end < kbuf->buf_min || start > kbuf->buf_max) in locate_mem_hole_callback()
694 kbuf->memsz = ALIGN(kbuf->memsz, PAGE_SIZE); in kexec_add_buffer()
695 kbuf->buf_align = max(kbuf->buf_align, PAGE_SIZE); in kexec_add_buffer()
703 ksegment = &kbuf->image->segment[kbuf->image->nr_segments]; in kexec_add_buffer()
704 ksegment->kbuf = kbuf->buffer; in kexec_add_buffer()
867 kbuf->bufsz = ALIGN(kbuf->bufsz, align); in kexec_purgatory_setup_kbuf()
876 kbuf->bufsz = ALIGN(kbuf->bufsz, bss_align); in kexec_purgatory_setup_kbuf()
877 kbuf->memsz = kbuf->bufsz + bss_sz; in kexec_purgatory_setup_kbuf()
881 kbuf->buffer = vzalloc(kbuf->bufsz); in kexec_purgatory_setup_kbuf()
928 bss_addr = kbuf->mem + kbuf->bufsz; in kexec_purgatory_setup_sechdrs()
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/linux-6.15/arch/powerpc/kexec/
H A Delf_64.c55 kbuf.buf_max = pbuf.buf_max = in elf64_load()
94 kbuf.buffer = initrd; in elf64_load()
95 kbuf.bufsz = kbuf.memsz = initrd_len; in elf64_load()
96 kbuf.buf_align = PAGE_SIZE; in elf64_load()
97 kbuf.top_down = false; in elf64_load()
102 initrd_load_addr = kbuf.mem; in elf64_load()
127 kbuf.buffer = fdt; in elf64_load()
128 kbuf.bufsz = kbuf.memsz = fdt_totalsize(fdt); in elf64_load()
129 kbuf.buf_align = PAGE_SIZE; in elf64_load()
130 kbuf.top_down = true; in elf64_load()
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H A Dfile_load_64.c361 kbuf->buffer = buf; in load_backup_segment()
363 kbuf->bufsz = kbuf->memsz = BACKUP_SRC_SIZE; in load_backup_segment()
364 kbuf->top_down = false; in load_backup_segment()
366 ret = kexec_add_buffer(kbuf); in load_backup_segment()
450 kbuf->buffer = headers; in load_elfcorehdr_segment()
452 kbuf->bufsz = headers_sz; in load_elfcorehdr_segment()
454 kbuf->top_down = false; in load_elfcorehdr_segment()
456 ret = kexec_add_buffer(kbuf); in load_elfcorehdr_segment()
462 image->elf_load_addr = kbuf->mem; in load_elfcorehdr_segment()
479 struct kexec_buf *kbuf) in load_crashdump_segments_ppc64() argument
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/linux-6.15/fs/
H A Dstatfs.c269 if ((kbuf->f_blocks | kbuf->f_bfree | kbuf->f_bavail | in put_compat_statfs()
270 kbuf->f_bsize | kbuf->f_frsize) & 0xffffffff00000000ULL) in put_compat_statfs()
282 buf.f_type = kbuf->f_type; in put_compat_statfs()
283 buf.f_bsize = kbuf->f_bsize; in put_compat_statfs()
285 buf.f_bfree = kbuf->f_bfree; in put_compat_statfs()
287 buf.f_files = kbuf->f_files; in put_compat_statfs()
288 buf.f_ffree = kbuf->f_ffree; in put_compat_statfs()
293 buf.f_flags = kbuf->f_flags; in put_compat_statfs()
325 if ((kbuf->f_bsize | kbuf->f_frsize) & 0xffffffff00000000ULL) in put_compat_statfs64()
329 buf.f_type = kbuf->f_type; in put_compat_statfs64()
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/linux-6.15/arch/x86/kernel/
H A Dkexec-bzimage64.c494 kbuf.buffer = params; in bzImage64_load()
495 kbuf.memsz = kbuf.bufsz; in bzImage64_load()
496 kbuf.buf_align = 16; in bzImage64_load()
498 ret = kexec_add_buffer(&kbuf); in bzImage64_load()
503 bootparam_load_addr, kbuf.bufsz, kbuf.memsz); in bzImage64_load()
518 kernel_load_addr = kbuf.mem; in bzImage64_load()
521 kernel_load_addr, kbuf.bufsz, kbuf.memsz); in bzImage64_load()
525 kbuf.buffer = initrd; in bzImage64_load()
526 kbuf.bufsz = kbuf.memsz = initrd_len; in bzImage64_load()
527 kbuf.buf_align = PAGE_SIZE; in bzImage64_load()
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H A Dcrash.c368 ret = prepare_elf_headers(&kbuf.buffer, &kbuf.bufsz, &pnum); in crash_load_segments()
372 image->elf_headers = kbuf.buffer; in crash_load_segments()
373 image->elf_headers_sz = kbuf.bufsz; in crash_load_segments()
374 kbuf.memsz = kbuf.bufsz; in crash_load_segments()
388 kbuf.memsz += sizeof(Elf64_Ehdr); in crash_load_segments()
393 image->elf_headers_sz = kbuf.memsz; in crash_load_segments()
399 kbuf.buf_align = ELF_CORE_HEADER_ALIGN; in crash_load_segments()
400 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in crash_load_segments()
401 ret = kexec_add_buffer(&kbuf); in crash_load_segments()
404 image->elf_load_addr = kbuf.mem; in crash_load_segments()
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/linux-6.15/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()
717 const void *kbuf, unsigned long *regs) in gpr32_set_common_kernel() argument
719 const compat_ulong_t *k = kbuf; in gpr32_set_common_kernel()
744 kbuf = k; in gpr32_set_common_kernel()
758 const void *kbuf = NULL; in gpr32_set_common_user() local
809 const void *kbuf, const void __user *ubuf, in gpr32_set_common() argument
812 if (kbuf) in gpr32_set_common()
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/linux-6.15/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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/linux-6.15/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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/linux-6.15/arch/um/drivers/
H A Dhostaudio_kern.c76 void *kbuf; in hostaudio_read() local
83 kbuf = kmalloc(count, GFP_KERNEL); in hostaudio_read()
84 if (kbuf == NULL) in hostaudio_read()
87 err = os_read_file(state->fd, kbuf, count); in hostaudio_read()
91 if (copy_to_user(buffer, kbuf, err)) in hostaudio_read()
95 kfree(kbuf); in hostaudio_read()
103 void *kbuf; in hostaudio_write() local
110 kbuf = memdup_user(buffer, count); in hostaudio_write()
111 if (IS_ERR(kbuf)) in hostaudio_write()
112 return PTR_ERR(kbuf); in hostaudio_write()
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/linux-6.15/drivers/char/xilinx_hwicap/
H A Dxilinx_hwicap.c357 u32 *kbuf; in hwicap_read() local
386 if (!kbuf) { in hwicap_read()
411 kbuf, words); in hwicap_read()
415 free_page((unsigned long)kbuf); in hwicap_read()
421 free_page((unsigned long)kbuf); in hwicap_read()
426 kbuf, in hwicap_read()
429 free_page((unsigned long)kbuf); in hwicap_read()
444 u32 *kbuf; in hwicap_write() local
461 if (!kbuf) { in hwicap_write()
495 kbuf, len >> 2); in hwicap_write()
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/linux-6.15/security/integrity/ima/
H A Dima_kexec.c86 struct kexec_buf kbuf = { .image = image, .buf_align = PAGE_SIZE, in ima_add_kexec_buffer() local
120 kbuf.buffer = kexec_buffer; in ima_add_kexec_buffer()
121 kbuf.bufsz = kexec_buffer_size; in ima_add_kexec_buffer()
122 kbuf.memsz = kexec_segment_size; in ima_add_kexec_buffer()
123 ret = kexec_add_buffer(&kbuf); in ima_add_kexec_buffer()
130 image->ima_buffer_addr = kbuf.mem; in ima_add_kexec_buffer()
135 kbuf.mem); in ima_add_kexec_buffer()
/linux-6.15/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()
/linux-6.15/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()
/linux-6.15/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()
/linux-6.15/arch/loongarch/kernel/
H A Dptrace.c93 const void *kbuf, const void __user *ubuf) in gpr_set() argument
101 err = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
104 err |= user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
166 const void **kbuf, const void __user **ubuf) in gfpr_set() argument
168 return user_regset_copyin(pos, count, kbuf, ubuf, in gfpr_set()
182 err = user_regset_copyin(pos, count, kbuf, ubuf, in gfpr_set_simd()
200 const void *kbuf, const void __user *ubuf) in fpr_set() argument
251 const void *kbuf, const void __user *ubuf) in cfg_set() argument
311 const void *kbuf, const void __user *ubuf) in simd_set() argument
362 const void *kbuf, const void __user *ubuf) in lbt_set() argument
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