| /linux/drivers/dma-buf/ |
| H A D | udmabuf.c | 50 struct udmabuf *ubuf = vma->vm_private_data; in udmabuf_vm_fault() local
55 if (pgoff >= ubuf->pagecount) in udmabuf_vm_fault()
58 pfn = page_to_pfn(ubuf->pages[pgoff]); in udmabuf_vm_fault()
72 if (WARN_ON(pgoff >= ubuf->pagecount)) in udmabuf_vm_fault()
75 pfn = page_to_pfn(ubuf->pages[pgoff]); in udmabuf_vm_fault()
96 struct udmabuf *ubuf = buf->priv; in mmap_udmabuf() local
102 vma->vm_private_data = ubuf; in mmap_udmabuf()
109 struct udmabuf *ubuf = buf->priv; in vmap_udmabuf() local
114 vaddr = vm_map_ram(ubuf->pages, ubuf->pagecount, -1); in vmap_udmabuf()
124 struct udmabuf *ubuf = buf->priv; in vunmap_udmabuf() local
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| /linux/drivers/media/pci/saa7164/ |
| H A D | saa7164-vbi.c | 33 struct saa7164_user_buffer *ubuf; in saa7164_vbi_buffers_dealloc() local
47 ubuf = list_entry(p, struct saa7164_user_buffer, list); in saa7164_vbi_buffers_dealloc()
49 saa7164_buffer_dealloc_user(ubuf); in saa7164_vbi_buffers_dealloc()
54 ubuf = list_entry(l, struct saa7164_user_buffer, list); in saa7164_vbi_buffers_dealloc()
56 saa7164_buffer_dealloc_user(ubuf); in saa7164_vbi_buffers_dealloc()
70 struct saa7164_user_buffer *ubuf; in saa7164_vbi_buffers_alloc() local
122 ubuf = saa7164_buffer_alloc_user(dev, len); in saa7164_vbi_buffers_alloc()
123 if (ubuf) { in saa7164_vbi_buffers_alloc()
125 list_add_tail(&ubuf->list, &port->list_buf_free.list); in saa7164_vbi_buffers_alloc()
272 struct saa7164_user_buffer *ubuf; in saa7164_vbi_stop_streaming() local
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| H A D | saa7164-encoder.c | 64 struct saa7164_user_buffer *ubuf; in saa7164_encoder_buffers_dealloc() local
78 ubuf = list_entry(p, struct saa7164_user_buffer, list); in saa7164_encoder_buffers_dealloc()
80 saa7164_buffer_dealloc_user(ubuf); in saa7164_encoder_buffers_dealloc()
85 ubuf = list_entry(l, struct saa7164_user_buffer, list); in saa7164_encoder_buffers_dealloc()
87 saa7164_buffer_dealloc_user(ubuf); in saa7164_encoder_buffers_dealloc()
101 struct saa7164_user_buffer *ubuf; in saa7164_encoder_buffers_alloc() local
171 ubuf = saa7164_buffer_alloc_user(dev, len); in saa7164_encoder_buffers_alloc()
172 if (ubuf) { in saa7164_encoder_buffers_alloc()
174 list_add_tail(&ubuf->list, &port->list_buf_free.list); in saa7164_encoder_buffers_alloc()
590 struct saa7164_user_buffer *ubuf; in saa7164_encoder_stop_streaming() local
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| /linux/arch/powerpc/kernel/ptrace/ |
| H A D | ptrace-decl.h | 75 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);
145 const void *kbuf, const void __user *ubuf);
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| H A D | ptrace-tm.c | 136 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()
156 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()
173 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in tm_cgpr_set()
178 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, ®, in tm_cgpr_set()
186 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in tm_cgpr_set()
275 const void *kbuf, const void __user *ubuf) in tm_cfpr_set() argument
295 i = user_regset_copyin(&pos, &count, &kbuf, &ubuf, buf, 0, -1); in tm_cfpr_set()
395 const void *kbuf, const void __user *ubuf) in tm_cvmx_set() argument
[all …]
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| H A D | ptrace-vsx.c | 51 const void *kbuf, const void __user *ubuf) in fpr_set() argument
63 i = user_regset_copyin(&pos, &count, &kbuf, &ubuf, buf, 0, -1); in fpr_set()
128 const void *kbuf, const void __user *ubuf) in vsr_set() argument
141 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in vsr_set()
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| H A D | ptrace-spe.c | 41 const void *kbuf, const void __user *ubuf) in evr_set() argument
47 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in evr_set()
55 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in evr_set()
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| H A D | ptrace-altivec.c | 81 const void *kbuf, const void __user *ubuf) in vr_set() argument
90 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in vr_set()
108 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &vrsave, in vr_set()
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| /linux/drivers/ntb/test/ |
| H A D | ntb_tool.c | 341 static ssize_t tool_fn_read(struct tool_ctx *tc, char __user *ubuf, in tool_fn_read() argument
356 return simple_read_from_buffer(ubuf, size, offp, buf, pos); in tool_fn_read()
360 const char __user *ubuf, in tool_fn_write() argument
373 buf = memdup_user_nul(ubuf, size); in tool_fn_write()
405 static ssize_t tool_port_read(struct file *filep, char __user *ubuf, in tool_port_read() argument
414 return simple_read_from_buffer(ubuf, size, offp, buf, pos); in tool_port_read()
421 static ssize_t tool_peer_port_read(struct file *filep, char __user *ubuf, in tool_peer_port_read() argument
432 return simple_read_from_buffer(ubuf, size, offp, buf, pos); in tool_peer_port_read()
462 static ssize_t tool_link_write(struct file *filep, const char __user *ubuf, in tool_link_write() argument
469 ret = kstrtobool_from_user(ubuf, size, &val); in tool_link_write()
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| /linux/drivers/net/wireless/marvell/mwifiex/ |
| H A D | debugfs.c | 63 mwifiex_info_read(struct file *file, char __user *ubuf, in mwifiex_info_read() argument
137 ret = simple_read_from_buffer(ubuf, count, ppos, page, p - page); in mwifiex_info_read()
166 mwifiex_getlog_read(struct file *file, char __user *ubuf, in mwifiex_getlog_read() argument
223 ret = simple_read_from_buffer(ubuf, count, ppos, page, p - page); in mwifiex_getlog_read()
241 mwifiex_histogram_read(struct file *file, char __user *ubuf, in mwifiex_histogram_read() argument
311 ret = simple_read_from_buffer(ubuf, count, ppos, page, p - page); in mwifiex_histogram_read()
319 mwifiex_histogram_write(struct file *file, const char __user *ubuf, in mwifiex_histogram_write() argument
379 mwifiex_debug_read(struct file *file, char __user *ubuf, in mwifiex_debug_read() argument
397 ret = simple_read_from_buffer(ubuf, count, ppos, page, p - page); in mwifiex_debug_read()
415 const char __user *ubuf, size_t count, loff_t *ppos) in mwifiex_regrdwr_write() argument
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| /linux/drivers/net/wireless/nxp/nxpwifi/ |
| H A D | debugfs.c | 36 nxpwifi_info_read(struct file *file, char __user *ubuf, in nxpwifi_info_read() argument
111 ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, in nxpwifi_info_read()
124 nxpwifi_getlog_read(struct file *file, char __user *ubuf, in nxpwifi_getlog_read() argument
180 ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, in nxpwifi_getlog_read()
193 nxpwifi_histogram_read(struct file *file, char __user *ubuf, in nxpwifi_histogram_read() argument
263 ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, in nxpwifi_histogram_read()
272 nxpwifi_histogram_write(struct file *file, const char __user *ubuf, in nxpwifi_histogram_write() argument
286 nxpwifi_debug_read(struct file *file, char __user *ubuf, in nxpwifi_debug_read() argument
304 ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, in nxpwifi_debug_read()
320 const char __user *ubuf, size_t count, loff_t *ppos) in nxpwifi_regrdwr_write() argument
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| /linux/arch/powerpc/platforms/powernv/ |
| H A D | opal-lpc.c | 184 static ssize_t lpc_debug_read(struct file *filp, char __user *ubuf, in lpc_debug_read() argument
191 if (!access_ok(ubuf, count)) in lpc_debug_read()
250 rc = __put_user((u32)data, (u32 __user *)ubuf); in lpc_debug_read()
256 rc = __put_user((u16)data, (u16 __user *)ubuf); in lpc_debug_read()
262 rc = __put_user((u8)data, (u8 __user *)ubuf); in lpc_debug_read()
268 ubuf += len; in lpc_debug_read()
275 static ssize_t lpc_debug_write(struct file *filp, const char __user *ubuf, in lpc_debug_write() argument
282 if (!access_ok(ubuf, count)) in lpc_debug_write()
320 rc = __get_user(data, (u32 __user *)ubuf); in lpc_debug_write()
324 rc = __get_user(data, (u16 __user *)ubuf); in lpc_debug_write()
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| /linux/kernel/bpf/ |
| H A D | log.c | 35 log->ubuf = log_buf; in bpf_vlog_init()
89 if (log->ubuf && new_n && in bpf_verifier_vlog()
90 copy_to_user(log->ubuf + cur_pos, log->kbuf, new_n)) in bpf_verifier_vlog()
105 if (!log->ubuf) in bpf_verifier_vlog()
127 if (copy_to_user(log->ubuf + buf_start, in bpf_verifier_vlog()
133 if (copy_to_user(log->ubuf + buf_start, in bpf_verifier_vlog()
137 if (copy_to_user(log->ubuf, in bpf_verifier_vlog()
146 log->ubuf = NULL; in bpf_verifier_vlog()
168 if (!log->ubuf) in bpf_vlog_reset()
176 if (pos < log->len_total && put_user(zero, log->ubuf + pos)) in bpf_vlog_reset()
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| /linux/arch/loongarch/kernel/ |
| H A D | ptrace.c | 93 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()
107 err |= user_regset_copyin(&pos, &count, &kbuf, &ubuf, in gpr_set()
110 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()
175 const void **kbuf, const void __user **ubuf) in gfpr_set_simd() argument
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
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| /linux/drivers/s390/char/ |
| H A D | hmcdrv_dev.c | 44 static ssize_t hmcdrv_dev_read(struct file *fp, char __user *ubuf,
46 static ssize_t hmcdrv_dev_write(struct file *fp, const char __user *ubuf,
171 static ssize_t hmcdrv_dev_read(struct file *fp, char __user *ubuf, in hmcdrv_dev_read() argument
182 *pos, ubuf, len); in hmcdrv_dev_read()
196 static ssize_t hmcdrv_dev_write(struct file *fp, const char __user *ubuf, in hmcdrv_dev_write() argument
206 pdata = memdup_user_nul(ubuf, len); in hmcdrv_dev_write()
214 *pos, (char __user *) ubuf, len); in hmcdrv_dev_write()
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| /linux/drivers/scsi/fnic/ |
| H A D | fnic_debugfs.c | 16 char __user *ubuf,
117 char __user *ubuf, in fnic_trace_ctrl_read() argument
134 return simple_read_from_buffer(ubuf, cnt, ppos, buf, len); in fnic_trace_ctrl_read()
155 const char __user *ubuf, in fnic_trace_ctrl_write() argument
167 if (copy_from_user(&buf, ubuf, cnt)) in fnic_trace_ctrl_write()
289 char __user *ubuf, in fnic_trace_debugfs_read() argument
295 rc = simple_read_from_buffer(ubuf, nbytes, pos, in fnic_trace_debugfs_read()
481 char __user *ubuf, in fnic_reset_stats_read() argument
491 return simple_read_from_buffer(ubuf, cnt, ppos, buf, len); in fnic_reset_stats_read()
509 const char __user *ubuf, in fnic_reset_stats_write() argument
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| /linux/arch/x86/kernel/cpu/mce/ |
| H A D | dev-mcelog.c | 162 static int __mce_read_apei(char __user **ubuf, size_t usize) in __mce_read_apei() argument
184 if (copy_to_user(*ubuf, &m, sizeof(struct mce))) in __mce_read_apei()
197 *ubuf += sizeof(struct mce); in __mce_read_apei()
202 static ssize_t mce_chrdev_read(struct file *filp, char __user *ubuf, in mce_chrdev_read() argument
205 char __user *buf = ubuf; in mce_chrdev_read()
213 if (err || buf != ubuf) in mce_chrdev_read()
241 return err ? err : buf - ubuf; in mce_chrdev_read()
286 static ssize_t mce_chrdev_write(struct file *filp, const char __user *ubuf, in mce_chrdev_write() argument
302 if (copy_from_user(&m, ubuf, usize)) in mce_chrdev_write()
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| /linux/arch/powerpc/platforms/pseries/ |
| H A D | htmdump.c | 87 static ssize_t htmdump_read(struct file *filp, char __user *ubuf, in htmdump_read() argument
116 return simple_read_from_buffer(ubuf, count, &offset, htm_buf_data, available); in htmdump_read()
119 static ssize_t htmsystem_mem_read(struct file *filp, char __user *ubuf, in htmsystem_mem_read() argument
170 return simple_read_from_buffer(ubuf, count, &offset, htm_mem_data, to_copy); in htmsystem_mem_read()
287 static ssize_t htmstatus_read(struct file *filp, char __user *ubuf, in htmstatus_read() argument
338 return simple_read_from_buffer(ubuf, count, &offset, htm_status_data, to_copy); in htmstatus_read()
347 static ssize_t htminfo_read(struct file *filp, char __user *ubuf, in htminfo_read() argument
393 return simple_read_from_buffer(ubuf, count, &offset, htm_info_data, to_copy); in htminfo_read()
396 static ssize_t htmcaps_read(struct file *filp, char __user *ubuf, in htmcaps_read() argument
418 return simple_read_from_buffer(ubuf, count, ppos, htm_caps_data, 0x80); in htmcaps_read()
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| /linux/include/linux/ |
| H A D | regset.h | 120 const void *kbuf, const void __user *ubuf);
265 const void __user **ubuf, void *data, in user_regset_copyin() argument
278 } else if (__copy_from_user(data, *ubuf, copy)) in user_regset_copyin()
281 *ubuf += copy; in user_regset_copyin()
291 const void __user **ubuf, in user_regset_copyin_ignore() argument
304 *ubuf += copy; in user_regset_copyin_ignore()
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| /linux/drivers/bluetooth/ |
| H A D | btmrvl_debugfs.c | 22 const char __user *ubuf, size_t count, loff_t *ppos) in btmrvl_hscfgcmd_write() argument
27 ret = kstrtol_from_user(ubuf, count, 10, &result); in btmrvl_hscfgcmd_write()
61 static ssize_t btmrvl_pscmd_write(struct file *file, const char __user *ubuf, in btmrvl_pscmd_write() argument
67 ret = kstrtol_from_user(ubuf, count, 10, &result); in btmrvl_pscmd_write()
101 static ssize_t btmrvl_hscmd_write(struct file *file, const char __user *ubuf, in btmrvl_hscmd_write() argument
107 ret = kstrtol_from_user(ubuf, count, 10, &result); in btmrvl_hscmd_write()
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| /linux/arch/s390/kernel/ |
| H A D | ptrace.c | 525 const void *kbuf, const void __user *ubuf) in s390_regs_set() argument
540 const unsigned long __user *u = ubuf; in s390_regs_set()
576 const void __user *ubuf) in s390_fpregs_set() argument
586 rc = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &ufpc, in s390_fpregs_set()
596 rc = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in s390_fpregs_set()
614 const void *kbuf, const void __user *ubuf) in s390_last_break_set() argument
635 const void *kbuf, const void __user *ubuf) in s390_tdb_set() argument
659 const void *kbuf, const void __user *ubuf) in s390_vxrs_low_set() argument
672 rc = user_regset_copyin(&pos, &count, &kbuf, &ubuf, vxrs, 0, -1); in s390_vxrs_low_set()
695 const void *kbuf, const void __user *ubuf) in s390_vxrs_high_set() argument
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| /linux/arch/x86/um/ |
| H A D | ptrace.c | 150 const void *kbuf, const void __user *ubuf) in fpregs_legacy_set() argument
156 if (ubuf) { in fpregs_legacy_set()
157 if (copy_from_user(&buf, ubuf, sizeof(buf))) in fpregs_legacy_set()
182 const void *kbuf, const void __user *ubuf) in genregs_set() argument
195 const unsigned long __user *u = ubuf; in genregs_set()
229 const void *kbuf, const void __user *ubuf) in generic_fpregs_set() argument
233 return user_regset_copyin(&pos, &count, &kbuf, &ubuf, in generic_fpregs_set()
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| /linux/io_uring/ |
| H A D | mock_file.c | 31 static int io_copy_regbuf(struct iov_iter *reg_iter, void __user *ubuf) in io_copy_regbuf() argument
48 if (copy_to_user(ubuf, tmp_buf, ret)) in io_copy_regbuf()
51 if (copy_from_user(tmp_buf, ubuf, len)) in io_copy_regbuf()
57 ubuf += ret; in io_copy_regbuf()
71 void __user *ubuf; in io_cmd_copy_regbuf() local
74 ubuf = u64_to_user_ptr(READ_ONCE(sqe->addr3)); in io_cmd_copy_regbuf()
89 ret = io_copy_regbuf(&iter, ubuf); in io_cmd_copy_regbuf()
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| /linux/arch/powerpc/include/asm/ |
| H A D | syscalls.h | 94 char __user *ubuf, compat_size_t count,
97 const char __user *ubuf, compat_size_t count,
120 char __user *ubuf, compat_size_t count,
123 const char __user *ubuf, compat_size_t count,
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| /linux/arch/hexagon/kernel/ |
| H A D | ptrace.c | 75 const void *kbuf, const void __user *ubuf) in genregs_set() argument
84 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, in genregs_set()
89 ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, \ in genregs_set()
121 user_regset_copyin_ignore(&pos, &count, &kbuf, &ubuf, in genregs_set()
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