| /Linux-v5.4/tools/lib/traceevent/ |
| D | kbuffer-parse.c | 57 unsigned long long (*read_long)(struct kbuffer *kbuf, void *ptr);
58 int (*next_event)(struct kbuffer *kbuf);
75 static int do_swap(struct kbuffer *kbuf) in do_swap() argument
77 return ((kbuf->flags & KBUFFER_FL_HOST_BIG_ENDIAN) + kbuf->flags) & in do_swap()
125 static unsigned long long read_8(struct kbuffer *kbuf, void *ptr) in read_8() argument
127 return kbuf->read_8(ptr); in read_8()
130 static unsigned int read_4(struct kbuffer *kbuf, void *ptr) in read_4() argument
132 return kbuf->read_4(ptr); in read_4()
135 static unsigned long long __read_long_8(struct kbuffer *kbuf, void *ptr) in __read_long_8() argument
137 return kbuf->read_8(ptr); in __read_long_8()
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| D | kbuffer.h | 47 void kbuffer_free(struct kbuffer *kbuf);
48 int kbuffer_load_subbuffer(struct kbuffer *kbuf, void *subbuffer);
49 void *kbuffer_read_event(struct kbuffer *kbuf, unsigned long long *ts);
50 void *kbuffer_next_event(struct kbuffer *kbuf, unsigned long long *ts);
51 unsigned long long kbuffer_timestamp(struct kbuffer *kbuf);
55 void *kbuffer_read_at_offset(struct kbuffer *kbuf, int offset, unsigned long long *ts);
57 int kbuffer_curr_index(struct kbuffer *kbuf);
59 int kbuffer_curr_offset(struct kbuffer *kbuf);
60 int kbuffer_curr_size(struct kbuffer *kbuf);
61 int kbuffer_event_size(struct kbuffer *kbuf);
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| /Linux-v5.4/arch/parisc/kernel/ |
| D | kexec_file.c | 25 struct kexec_buf kbuf = { .image = image, .buf_min = 0, in elf_load() local
32 ret = kexec_elf_load(image, &ehdr, &elf_info, &kbuf, &kernel_load_addr); in elf_load()
45 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()
49 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in elf_load()
50 ret = kexec_add_buffer(&kbuf); in elf_load()
54 pr_debug("Loaded initrd at 0x%lx\n", kbuf.mem); in elf_load()
55 image->arch.initrd_start = kbuf.mem; in elf_load()
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| D | ptrace.c | 396 void *kbuf, void __user *ubuf) in fpr_get() argument
399 __u64 *k = kbuf; in fpr_get()
406 if (kbuf) in fpr_get()
414 kbuf = k; in fpr_get()
418 return user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in fpr_get()
425 const void *kbuf, const void __user *ubuf) in fpr_set() argument
428 const __u64 *k = kbuf; in fpr_set()
435 if (kbuf) in fpr_set()
445 kbuf = k; in fpr_set()
449 return user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in fpr_set()
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| /Linux-v5.4/arch/powerpc/kernel/ |
| D | kexec_elf_64.c | 39 struct kexec_buf kbuf = { .image = image, .buf_min = 0, in elf64_load() local
49 ret = kexec_elf_load(image, &ehdr, &elf_info, &kbuf, &kernel_load_addr); in elf64_load()
64 kbuf.buffer = initrd; in elf64_load()
65 kbuf.bufsz = kbuf.memsz = initrd_len; in elf64_load()
66 kbuf.buf_align = PAGE_SIZE; in elf64_load()
67 kbuf.top_down = false; in elf64_load()
68 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in elf64_load()
69 ret = kexec_add_buffer(&kbuf); in elf64_load()
72 initrd_load_addr = kbuf.mem; in elf64_load()
97 kbuf.buffer = fdt; in elf64_load()
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| D | ptrace.c | 339 void *kbuf, void __user *ubuf) in gpr_get() argument
352 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in gpr_get()
357 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, &msr, in gpr_get()
367 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in gpr_get()
372 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in gpr_get()
380 const void *kbuf, const void __user *ubuf) in gpr_set() argument
390 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
395 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, ®, in gpr_set()
406 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
413 &pos, &count, &kbuf, &ubuf, in gpr_set()
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| /Linux-v5.4/arch/arm64/kernel/ |
| D | machine_kexec_file.c | 183 struct kexec_buf kbuf; in load_other_segments() local
188 kbuf.image = image; in load_other_segments()
190 kbuf.buf_min = kernel_load_addr + kernel_size; in load_other_segments()
194 kbuf.buffer = initrd; in load_other_segments()
195 kbuf.bufsz = initrd_len; in load_other_segments()
196 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in load_other_segments()
197 kbuf.memsz = initrd_len; in load_other_segments()
198 kbuf.buf_align = 0; in load_other_segments()
200 kbuf.buf_max = round_down(kernel_load_addr, SZ_1G) in load_other_segments()
202 kbuf.top_down = false; in load_other_segments()
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| D | kexec_image.c | 45 struct kexec_buf kbuf; in image_load() local
80 kbuf.image = image; in image_load()
81 kbuf.buf_min = 0; in image_load()
82 kbuf.buf_max = ULONG_MAX; in image_load()
83 kbuf.top_down = false; in image_load()
85 kbuf.buffer = kernel; in image_load()
86 kbuf.bufsz = kernel_len; in image_load()
87 kbuf.mem = KEXEC_BUF_MEM_UNKNOWN; in image_load()
88 kbuf.memsz = le64_to_cpu(h->image_size); in image_load()
90 kbuf.buf_align = MIN_KIMG_ALIGN; in image_load()
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| D | ptrace.c | 479 void *kbuf, void __user *ubuf) in hw_break_get() argument
491 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, &info, 0, in hw_break_get()
498 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, offset, in hw_break_get()
510 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, &addr, in hw_break_get()
519 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, &ctrl, in hw_break_get()
525 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in hw_break_get()
540 const void *kbuf, const void __user *ubuf) in hw_break_set() argument
549 ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 0, offset); in hw_break_set()
558 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &addr, in hw_break_set()
569 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &ctrl, in hw_break_set()
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| /Linux-v5.4/kernel/ |
| D | kexec_file.c | 461 struct kexec_buf *kbuf) in locate_mem_hole_top_down() argument
463 struct kimage *image = kbuf->image; in locate_mem_hole_top_down()
466 temp_end = min(end, kbuf->buf_max); in locate_mem_hole_top_down()
467 temp_start = temp_end - kbuf->memsz; in locate_mem_hole_top_down()
471 temp_start = temp_start & (~(kbuf->buf_align - 1)); in locate_mem_hole_top_down()
473 if (temp_start < start || temp_start < kbuf->buf_min) in locate_mem_hole_top_down()
476 temp_end = temp_start + kbuf->memsz - 1; in locate_mem_hole_top_down()
492 kbuf->mem = temp_start; in locate_mem_hole_top_down()
499 struct kexec_buf *kbuf) in locate_mem_hole_bottom_up() argument
501 struct kimage *image = kbuf->image; in locate_mem_hole_bottom_up()
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| /Linux-v5.4/fs/ |
| D | statfs.c | 262 static int put_compat_statfs(struct compat_statfs __user *ubuf, struct kstatfs *kbuf) in put_compat_statfs() argument
266 if ((kbuf->f_blocks | kbuf->f_bfree | kbuf->f_bavail | in put_compat_statfs()
267 kbuf->f_bsize | kbuf->f_frsize) & 0xffffffff00000000ULL) in put_compat_statfs()
271 if (kbuf->f_files != 0xffffffffffffffffULL in put_compat_statfs()
272 && (kbuf->f_files & 0xffffffff00000000ULL)) in put_compat_statfs()
274 if (kbuf->f_ffree != 0xffffffffffffffffULL in put_compat_statfs()
275 && (kbuf->f_ffree & 0xffffffff00000000ULL)) in put_compat_statfs()
279 buf.f_type = kbuf->f_type; in put_compat_statfs()
280 buf.f_bsize = kbuf->f_bsize; in put_compat_statfs()
281 buf.f_blocks = kbuf->f_blocks; in put_compat_statfs()
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| /Linux-v5.4/include/linux/ |
| D | regset.h | 58 void *kbuf, void __user *ubuf);
79 const void *kbuf, const void __user *ubuf);
255 void **kbuf, in user_regset_copyout() argument
266 if (*kbuf) { in user_regset_copyout()
267 memcpy(*kbuf, data, copy); in user_regset_copyout()
268 *kbuf += copy; in user_regset_copyout()
280 const void **kbuf, in user_regset_copyin() argument
291 if (*kbuf) { in user_regset_copyin()
292 memcpy(data, *kbuf, copy); in user_regset_copyin()
293 *kbuf += copy; in user_regset_copyin()
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| /Linux-v5.4/arch/x86/kernel/ |
| D | kexec-bzimage64.c | 351 struct kexec_buf kbuf = { .image = image, .buf_max = ULONG_MAX, in bzImage64_load() local
413 kbuf.bufsz = params_cmdline_sz + ALIGN(efi_map_sz, 16) + in bzImage64_load()
417 params = kzalloc(kbuf.bufsz, GFP_KERNEL); in bzImage64_load()
429 kbuf.buffer = params; in bzImage64_load()
430 kbuf.memsz = kbuf.bufsz; in bzImage64_load()
431 kbuf.buf_align = 16; in bzImage64_load()
432 kbuf.buf_min = MIN_BOOTPARAM_ADDR; in bzImage64_load()
433 ret = kexec_add_buffer(&kbuf); in bzImage64_load()
436 bootparam_load_addr = kbuf.mem; in bzImage64_load()
438 bootparam_load_addr, kbuf.bufsz, kbuf.bufsz); in bzImage64_load()
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| D | crash.c | 426 struct kexec_buf kbuf = { .image = image, .buf_min = 0, in crash_load_segments() local
443 kbuf.buffer = &crash_zero_bytes; in crash_load_segments()
444 kbuf.bufsz = sizeof(crash_zero_bytes); in crash_load_segments()
445 kbuf.memsz = image->arch.backup_src_sz; in crash_load_segments()
446 kbuf.buf_align = PAGE_SIZE; in crash_load_segments()
452 ret = kexec_add_buffer(&kbuf); in crash_load_segments()
455 image->arch.backup_load_addr = kbuf.mem; in crash_load_segments()
458 image->arch.backup_src_start, kbuf.memsz); in crash_load_segments()
462 ret = prepare_elf_headers(image, &kbuf.buffer, &kbuf.bufsz); in crash_load_segments()
466 image->arch.elf_headers = kbuf.buffer; in crash_load_segments()
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| /Linux-v5.4/arch/sparc/kernel/ |
| D | ptrace_64.c | 163 void *kbuf, int len) in get_from_target() argument
166 if (copy_from_user(kbuf, (void __user *) uaddr, len)) in get_from_target()
169 int len2 = access_process_vm(target, uaddr, kbuf, len, in get_from_target()
178 void *kbuf, int len) in set_to_target() argument
181 if (copy_to_user((void __user *) uaddr, kbuf, len)) in set_to_target()
184 int len2 = access_process_vm(target, uaddr, kbuf, len, in set_to_target()
251 void *kbuf, void __user *ubuf) in genregs64_get() argument
259 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs64_get()
267 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs64_get()
275 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs64_get()
[all …]
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| D | ptrace_32.c | 52 void *kbuf, void __user *ubuf) in genregs32_get() argument
56 unsigned long *k = kbuf; in genregs32_get()
66 if (kbuf) { in genregs32_get()
112 if (kbuf) in genregs32_get()
123 return user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in genregs32_get()
130 const void *kbuf, const void __user *ubuf) in genregs32_set() argument
134 const unsigned long *k = kbuf; in genregs32_set()
144 if (kbuf) { in genregs32_set()
172 if (kbuf) in genregs32_set()
207 return user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in genregs32_set()
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| /Linux-v5.4/arch/openrisc/kernel/ |
| D | ptrace.c | 49 void *kbuf, void __user * ubuf) in genregs_get() argument
55 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, 0, 4); in genregs_get()
58 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs_get()
61 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs_get()
64 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs_get()
67 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in genregs_get()
79 const void *kbuf, const void __user * ubuf) in genregs_set() argument
85 ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, 0, 4); in genregs_set()
88 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
92 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
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| /Linux-v5.4/arch/x86/kernel/fpu/ |
| D | regset.c | 31 void *kbuf, void __user *ubuf) in xfpregs_get() argument
41 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, in xfpregs_get()
47 const void *kbuf, const void __user *ubuf) in xfpregs_set() argument
58 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in xfpregs_set()
78 void *kbuf, void __user *ubuf) in xstateregs_get() argument
92 if (kbuf) in xstateregs_get()
93 ret = copy_xstate_to_kernel(kbuf, xsave, pos, count); in xstateregs_get()
108 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, xsave, 0, -1); in xstateregs_get()
115 const void *kbuf, const void __user *ubuf) in xstateregs_set() argument
135 if (kbuf) in xstateregs_set()
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| /Linux-v5.4/arch/riscv/kernel/ |
| D | ptrace.c | 34 void *kbuf, void __user *ubuf) in riscv_gpr_get() argument
39 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, regs, 0, -1); in riscv_gpr_get()
45 const void *kbuf, const void __user *ubuf) in riscv_gpr_set() argument
51 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, -1); in riscv_gpr_set()
59 void *kbuf, void __user *ubuf) in riscv_fpr_get() argument
64 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_get()
67 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_get()
78 const void *kbuf, const void __user *ubuf) in riscv_fpr_set() argument
83 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_set()
86 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, fstate, 0, in riscv_fpr_set()
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| /Linux-v5.4/arch/mips/lasat/ |
| D | picvue_proc.c | 69 char kbuf[PVC_LINELEN]; in pvc_line_proc_write() local
74 len = min(count, sizeof(kbuf) - 1); in pvc_line_proc_write()
75 if (copy_from_user(kbuf, buf, len)) in pvc_line_proc_write()
77 kbuf[len] = '\0'; in pvc_line_proc_write()
79 if (len > 0 && kbuf[len - 1] == '\n') in pvc_line_proc_write()
83 strncpy(pvc_lines[lineno], kbuf, len); in pvc_line_proc_write()
104 char kbuf[42]; in pvc_scroll_proc_write() local
108 len = min(count, sizeof(kbuf) - 1); in pvc_scroll_proc_write()
109 if (copy_from_user(kbuf, buf, len)) in pvc_scroll_proc_write()
111 kbuf[len] = '\0'; in pvc_scroll_proc_write()
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| /Linux-v5.4/arch/sh/kernel/ |
| D | ptrace_32.c | 139 void *kbuf, void __user *ubuf) in genregs_get() argument
144 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs_get()
149 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, in genregs_get()
154 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in genregs_get()
163 const void *kbuf, const void __user *ubuf) in genregs_set() argument
168 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
172 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
177 ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in genregs_set()
187 void *kbuf, void __user *ubuf) in fpregs_get() argument
196 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, in fpregs_get()
[all …]
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| /Linux-v5.4/arch/mips/kernel/ |
| D | ptrace.c | 215 void *kbuf, void __user *ubuf) in gpr32_get() argument
221 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, uregs, 0, in gpr32_get()
228 const void *kbuf, const void __user *ubuf) in gpr32_set() argument
241 err = user_regset_copyin(&pos, &count, &kbuf, &ubuf, uregs, 0, in gpr32_set()
282 void *kbuf, void __user *ubuf) in gpr64_get() argument
288 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, uregs, 0, in gpr64_get()
295 const void *kbuf, const void __user *ubuf) in gpr64_set() argument
308 err = user_regset_copyin(&pos, &count, &kbuf, &ubuf, uregs, 0, in gpr64_set()
414 void **kbuf, void __user **ubuf) in fpr_get_fpa() argument
416 return user_regset_copyout(pos, count, kbuf, ubuf, in fpr_get_fpa()
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| /Linux-v5.4/arch/s390/kernel/ |
| D | ptrace.c | 895 void *kbuf, void __user *ubuf) in s390_regs_get() argument
900 if (kbuf) { in s390_regs_get()
901 unsigned long *k = kbuf; in s390_regs_get()
922 const void *kbuf, const void __user *ubuf) in s390_regs_set() argument
929 if (kbuf) { in s390_regs_set()
930 const unsigned long *k = kbuf; in s390_regs_set()
957 unsigned int count, void *kbuf, void __user *ubuf) in s390_fpregs_get() argument
967 return user_regset_copyout(&pos, &count, &kbuf, &ubuf, in s390_fpregs_get()
973 unsigned int count, const void *kbuf, in s390_fpregs_set() argument
990 rc = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &ufpc, in s390_fpregs_set()
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| /Linux-v5.4/arch/nios2/kernel/ |
| D | ptrace.c | 25 void *kbuf, void __user *ubuf) in genregs_get() argument
33 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, \ in genregs_get()
38 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, PTR, \ in genregs_get()
43 ret = user_regset_copyout(&pos, &count, &kbuf, &ubuf, PTR, \ in genregs_get()
59 ret = user_regset_copyout_zero(&pos, &count, &kbuf, &ubuf, in genregs_get()
71 const void *kbuf, const void __user *ubuf) in genregs_set() argument
79 ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
84 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
89 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
105 ret = user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in genregs_set()
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| /Linux-v5.4/arch/powerpc/platforms/pseries/ |
| D | reconfig.c | 362 char *kbuf; in ofdt_write() local
365 kbuf = memdup_user_nul(buf, count); in ofdt_write()
366 if (IS_ERR(kbuf)) in ofdt_write()
367 return PTR_ERR(kbuf); in ofdt_write()
369 tmp = strchr(kbuf, ' '); in ofdt_write()
377 if (!strcmp(kbuf, "add_node")) in ofdt_write()
378 rv = do_add_node(tmp, count - (tmp - kbuf)); in ofdt_write()
379 else if (!strcmp(kbuf, "remove_node")) in ofdt_write()
381 else if (!strcmp(kbuf, "add_property")) in ofdt_write()
382 rv = do_add_property(tmp, count - (tmp - kbuf)); in ofdt_write()
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