| /linux/drivers/net/ethernet/amd/xgbe/ |
| H A D | xgbe-debugfs.c | 16 loff_t *ppos, unsigned int value) in xgbe_common_read() argument
21 if (*ppos != 0) in xgbe_common_read()
33 len = simple_read_from_buffer(buffer, count, ppos, buf, strlen(buf)); in xgbe_common_read()
40 loff_t *ppos, unsigned int *value) in xgbe_common_write() argument
46 if (*ppos != 0) in xgbe_common_write()
52 len = simple_write_to_buffer(workarea, sizeof(workarea) - 1, ppos, in xgbe_common_write()
66 size_t count, loff_t *ppos) in xgmac_reg_addr_read() argument
70 return xgbe_common_read(buffer, count, ppos, pdata->debugfs_xgmac_reg); in xgmac_reg_addr_read()
75 size_t count, loff_t *ppos) in xgmac_reg_addr_write() argument
79 return xgbe_common_write(buffer, count, ppos, in xgmac_reg_addr_write()
[all …]
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| /linux/kernel/ |
| H A D | sysctl.c | 77 char *buffer, size_t *lenp, loff_t *ppos) in _proc_do_string() argument
94 if (*ppos > len) in _proc_do_string()
96 len = *ppos; in _proc_do_string()
102 *ppos += *lenp; in _proc_do_string()
116 if (*ppos > len) { in _proc_do_string()
121 data += *ppos; in _proc_do_string()
122 len -= *ppos; in _proc_do_string()
133 *ppos += len; in _proc_do_string()
155 static bool proc_first_pos_non_zero_ignore(loff_t *ppos, in proc_first_pos_non_zero_ignore() argument
158 if (!*ppos) in proc_first_pos_non_zero_ignore()
[all …]
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| /linux/include/linux/ |
| H A D | nvram.h | 81 static inline ssize_t nvram_read_bytes(char *buf, size_t count, loff_t *ppos) in nvram_read_bytes() argument
89 for (i = *ppos; count > 0 && i < nvram_size; ++i, ++p, --count) in nvram_read_bytes()
91 *ppos = i; in nvram_read_bytes()
95 static inline ssize_t nvram_write_bytes(char *buf, size_t count, loff_t *ppos) in nvram_write_bytes() argument
103 for (i = *ppos; count > 0 && i < nvram_size; ++i, ++p, --count) in nvram_write_bytes()
105 *ppos = i; in nvram_write_bytes()
109 static inline ssize_t nvram_read(char *buf, size_t count, loff_t *ppos) in nvram_read() argument
113 return ppc_md.nvram_read(buf, count, ppos); in nvram_read()
116 return arch_nvram_ops.read(buf, count, ppos); in nvram_read()
118 return nvram_read_bytes(buf, count, ppos); in nvram_read()
[all …]
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| /linux/drivers/infiniband/hw/hfi1/ |
| H A D | debugfs.c | 390 size_t count, loff_t *ppos) in dev_counters_read() argument
399 rval = simple_read_from_buffer(buf, count, ppos, counters, avail); in dev_counters_read()
405 size_t count, loff_t *ppos) in dev_names_read() argument
414 rval = simple_read_from_buffer(buf, count, ppos, names, avail); in dev_names_read()
430 size_t count, loff_t *ppos) in portnames_read() argument
439 rval = simple_read_from_buffer(buf, count, ppos, names, avail); in portnames_read()
445 size_t count, loff_t *ppos) in portcntrs_debugfs_read() argument
454 rval = simple_read_from_buffer(buf, count, ppos, counters, avail); in portcntrs_debugfs_read()
473 size_t count, loff_t *ppos) in asic_flags_read() argument
516 ret = simple_read_from_buffer(buf, count, ppos, tmp, used); in asic_flags_read()
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| /linux/samples/hung_task/ |
| H A D | hung_task_tests.c | 38 size_t count, loff_t *ppos) in read_dummy_mutex() argument
41 if (*ppos >= sizeof(dummy_string)) in read_dummy_mutex()
50 return simple_read_from_buffer(user_buf, count, ppos, dummy_string, in read_dummy_mutex()
56 size_t count, loff_t *ppos) in read_dummy_semaphore() argument
59 if (*ppos >= sizeof(dummy_string)) in read_dummy_semaphore()
70 return simple_read_from_buffer(user_buf, count, ppos, dummy_string, in read_dummy_semaphore()
76 size_t count, loff_t *ppos) in read_dummy_rwsem_read() argument
79 if (*ppos >= sizeof(dummy_string)) in read_dummy_rwsem_read()
90 return simple_read_from_buffer(user_buf, count, ppos, dummy_string, in read_dummy_rwsem_read()
96 size_t count, loff_t *ppos) in read_dummy_rwsem_write() argument
[all …]
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| /linux/drivers/net/wireless/marvell/libertas/ |
| H A D | debugfs.c | 26 size_t count, loff_t *ppos) in write_file_dummy() argument
34 size_t count, loff_t *ppos) in lbs_dev_info() argument
49 res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); in lbs_dev_info()
57 loff_t *ppos) in lbs_sleepparams_write() argument
93 size_t count, loff_t *ppos) in lbs_sleepparams_read() argument
113 ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); in lbs_sleepparams_read()
122 loff_t *ppos) in lbs_host_sleep_write() argument
163 size_t count, loff_t *ppos) in lbs_host_sleep_read() argument
175 ret = simple_read_from_buffer(userbuf, count, ppos, buf, pos); in lbs_host_sleep_read()
219 size_t count, loff_t *ppos) in lbs_threshold_read() argument
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| /linux/arch/loongarch/kernel/ |
| H A D | kdebugfs.c | 20 static ssize_t sfb_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) in sfb_read() argument
29 if (*ppos >= s) in sfb_read()
32 s -= *ppos; in sfb_read()
35 if (copy_to_user(buf, &str[*ppos], s)) in sfb_read()
38 *ppos += s; in sfb_read()
43 static ssize_t sfb_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos) in sfb_write() argument
93 static ssize_t tso_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) in tso_read() argument
108 if (*ppos >= s) in tso_read()
111 s -= *ppos; in tso_read()
114 if (copy_to_user(buf, &str[*ppos], s)) in tso_read()
[all …]
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| /linux/drivers/net/ethernet/intel/ixgbe/ |
| H A D | ixgbe_debugfs.c | 14 size_t count, loff_t *ppos, in ixgbe_dbg_common_ops_read() argument
22 if (*ppos != 0) in ixgbe_dbg_common_ops_read()
35 len = simple_read_from_buffer(buffer, count, ppos, buf, strlen(buf)); in ixgbe_dbg_common_ops_read()
49 size_t count, loff_t *ppos) in ixgbe_dbg_reg_ops_read() argument
51 return ixgbe_dbg_common_ops_read(filp, buffer, count, ppos, in ixgbe_dbg_reg_ops_read()
64 size_t count, loff_t *ppos) in ixgbe_dbg_reg_ops_write() argument
70 if (*ppos != 0) in ixgbe_dbg_reg_ops_write()
77 ppos, in ixgbe_dbg_reg_ops_write()
132 size_t count, loff_t *ppos) in ixgbe_dbg_netdev_ops_read() argument
134 return ixgbe_dbg_common_ops_read(filp, buffer, count, ppos, in ixgbe_dbg_netdev_ops_read()
[all …]
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| /linux/drivers/net/wireless/ti/wlcore/ |
| H A D | debugfs.c | 32 loff_t *ppos, char *fmt, ...) in wl1271_format_buffer() argument
42 return simple_read_from_buffer(userbuf, count, ppos, buf, res); in wl1271_format_buffer()
79 size_t count, loff_t *ppos) in tx_queue_len_read() argument
89 return simple_read_from_buffer(userbuf, count, ppos, buf, res); in tx_queue_len_read()
125 size_t count, loff_t *ppos) \
129 ppos, "%d\n", \
135 size_t count, loff_t *ppos) \
176 size_t count, loff_t *ppos) in gpio_power_read() argument
186 return simple_read_from_buffer(user_buf, count, ppos, buf, res); in gpio_power_read()
191 size_t count, loff_t *ppos) in gpio_power_write() argument
[all …]
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| /linux/drivers/vfio/pci/nvgrace-gpu/ |
| H A D | main.c | 330 char __user *buf, size_t count, loff_t *ppos) in nvgrace_gpu_read_config_emu() argument
335 u64 pos = *ppos & VFIO_PCI_OFFSET_MASK; in nvgrace_gpu_read_config_emu()
343 ret = vfio_pci_core_read(core_vdev, buf, count, ppos); in nvgrace_gpu_read_config_emu()
371 *ppos -= count; in nvgrace_gpu_read_config_emu()
381 const char __user *buf, size_t count, loff_t *ppos) in nvgrace_gpu_write_config_emu() argument
386 u64 pos = *ppos & VFIO_PCI_OFFSET_MASK; in nvgrace_gpu_write_config_emu()
405 *ppos += copy_count; in nvgrace_gpu_write_config_emu()
409 return vfio_pci_core_write(core_vdev, buf, count, ppos); in nvgrace_gpu_write_config_emu()
460 char __user *buf, size_t mem_count, loff_t *ppos) in nvgrace_gpu_map_and_read() argument
462 unsigned int index = VFIO_PCI_OFFSET_TO_INDEX(*ppos); in nvgrace_gpu_map_and_read()
[all …]
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| /linux/net/mac80211/ |
| H A D | debugfs.c | 21 loff_t *ppos, char *fmt, ...) in mac80211_format_buffer() argument
31 return simple_read_from_buffer(userbuf, count, ppos, buf, res); in mac80211_format_buffer()
36 size_t count, loff_t *ppos) \
40 return mac80211_format_buffer(userbuf, count, ppos, \
77 loff_t *ppos) in aqm_read() argument
109 return simple_read_from_buffer(user_buf, count, ppos, in aqm_read()
116 loff_t *ppos) in aqm_write() argument
150 size_t count, loff_t *ppos) in airtime_flags_read() argument
165 return simple_read_from_buffer(user_buf, count, ppos, buf, in airtime_flags_read()
171 size_t count, loff_t *ppos) in airtime_flags_write() argument
[all …]
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| /linux/drivers/crypto/intel/qat/qat_common/ |
| H A D | adf_heartbeat_dbgfs.c | 23 size_t count, loff_t *ppos) in adf_hb_stats_read() argument
29 if (*ppos > 0) in adf_hb_stats_read()
35 return simple_read_from_buffer(user_buffer, count, ppos, buf, len + 1); in adf_hb_stats_read()
45 size_t count, loff_t *ppos) in adf_hb_status_read() argument
53 if (*ppos > 0) in adf_hb_status_read()
66 return simple_read_from_buffer(user_buf, count, ppos, ret_str, len + 1); in adf_hb_status_read()
76 size_t count, loff_t *ppos) in adf_hb_cfg_read() argument
83 if (*ppos > 0) in adf_hb_cfg_read()
90 return simple_read_from_buffer(user_buf, count, ppos, timer_str, in adf_hb_cfg_read()
95 size_t count, loff_t *ppos) in adf_hb_cfg_write() argument
[all …]
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| /linux/fs/fuse/ |
| H A D | control.c | 36 size_t count, loff_t *ppos) in fuse_conn_abort_write() argument
49 size_t len, loff_t *ppos) in fuse_conn_waiting_read() argument
54 if (!*ppos) { in fuse_conn_waiting_read()
65 return simple_read_from_buffer(buf, len, ppos, tmp, size); in fuse_conn_waiting_read()
69 size_t len, loff_t *ppos, unsigned val) in fuse_conn_limit_read() argument
74 return simple_read_from_buffer(buf, len, ppos, tmp, size); in fuse_conn_limit_read()
78 size_t count, loff_t *ppos, unsigned *val, in fuse_conn_limit_write() argument
85 if (*ppos) in fuse_conn_limit_write()
105 loff_t *ppos) in fuse_conn_max_background_read() argument
117 return fuse_conn_limit_read(file, buf, len, ppos, val); in fuse_conn_max_background_read()
[all …]
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| /linux/drivers/net/wireless/intel/iwlwifi/mvm/ |
| H A D | debugfs.c | 25 size_t count, loff_t *ppos) in iwl_dbgfs_ctdp_budget_read() argument
47 return simple_read_from_buffer(user_buf, count, ppos, buf, pos); in iwl_dbgfs_ctdp_budget_read()
51 size_t count, loff_t *ppos) in iwl_dbgfs_stop_ctdp_write() argument
81 loff_t *ppos) in iwl_dbgfs_start_ctdp_write() argument
110 size_t count, loff_t *ppos) in iwl_dbgfs_force_ctkill_write() argument
122 size_t count, loff_t *ppos) in iwl_dbgfs_tx_flush_write() argument
156 size_t count, loff_t *ppos) in iwl_dbgfs_sram_read() argument
183 ret = simple_read_from_buffer(user_buf, count, ppos, ptr, len); in iwl_dbgfs_sram_read()
191 size_t count, loff_t *ppos) in iwl_dbgfs_sram_write() argument
223 size_t count, loff_t *ppos) in iwl_dbgfs_set_nic_temperature_read() argument
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| /linux/drivers/net/wireless/marvell/mwifiex/ |
| H A D | debugfs.c | 63 size_t count, loff_t *ppos) in mwifiex_info_read() argument
136 ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page, in mwifiex_info_read()
167 size_t count, loff_t *ppos) in mwifiex_getlog_read() argument
223 ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page, in mwifiex_getlog_read()
243 size_t count, loff_t *ppos) in mwifiex_histogram_read() argument
312 ret = simple_read_from_buffer(ubuf, count, ppos, (char *)page, in mwifiex_histogram_read()
322 size_t count, loff_t *ppos) in mwifiex_histogram_write() argument
382 size_t count, loff_t *ppos) in mwifiex_debug_read() argument
399 ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page, in mwifiex_debug_read()
418 const char __user *ubuf, size_t count, loff_t *ppos) in mwifiex_regrdwr_write() argument
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| /linux/drivers/net/wireless/ath/ath10k/ |
| H A D | debug.c | 155 size_t count, loff_t *ppos) in ath10k_read_wmi_services() argument
191 ret_cnt = simple_read_from_buffer(user_buf, count, ppos, buf, len); in ath10k_read_wmi_services()
448 size_t count, loff_t *ppos) in ath10k_fw_stats_read() argument
453 return simple_read_from_buffer(user_buf, count, ppos, buf, len); in ath10k_fw_stats_read()
466 size_t count, loff_t *ppos) in ath10k_debug_fw_reset_stats_read() argument
490 ret = simple_read_from_buffer(user_buf, count, ppos, buf, len); in ath10k_debug_fw_reset_stats_read()
526 size_t count, loff_t *ppos) in ath10k_read_simulate_fw_crash() argument
535 return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); in ath10k_read_simulate_fw_crash()
547 size_t count, loff_t *ppos) in ath10k_write_simulate_fw_crash() argument
555 if (*ppos != 0 || count >= sizeof(buf) || count == 0) in ath10k_write_simulate_fw_crash()
[all …]
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| /linux/drivers/staging/vme_user/ |
| H A D | vme_user.c | 123 loff_t *ppos) in resource_to_user() argument
131 count, *ppos); in resource_to_user()
142 size_t count, loff_t *ppos) in resource_from_user() argument
151 count, *ppos); in resource_from_user()
155 size_t count, loff_t *ppos) in buffer_to_user() argument
159 image_ptr = image[minor].kern_buf + *ppos; in buffer_to_user()
167 size_t count, loff_t *ppos) in buffer_from_user() argument
171 image_ptr = image[minor].kern_buf + *ppos; in buffer_from_user()
179 loff_t *ppos) in vme_user_read() argument
194 if ((*ppos < 0) || (*ppos > (image_size - 1))) { in vme_user_read()
[all …]
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| /linux/drivers/parport/ |
| H A D | procfs.c | 37 void *result, size_t *lenp, loff_t *ppos) in do_active_device() argument
47 if (*ppos) { in do_active_device()
67 *ppos += len; in do_active_device()
74 void *result, size_t *lenp, loff_t *ppos) in do_autoprobe() argument
84 if (*ppos) { in do_autoprobe()
109 *ppos += len; in do_autoprobe()
117 void *result, size_t *lenp, loff_t *ppos) in do_hardware_base_addr() argument
123 if (*ppos) { in do_hardware_base_addr()
138 *ppos += len; in do_hardware_base_addr()
144 void *result, size_t *lenp, loff_t *ppos) in do_hardware_irq() argument
[all …]
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| /linux/fs/ |
| H A D | read_write.c | 451 int rw_verify_area(int read_write, struct file *file, const loff_t *ppos, size_t count) in rw_verify_area() argument
459 if (ppos) { in rw_verify_area()
460 loff_t pos = *ppos; in rw_verify_area()
477 return fsnotify_file_area_perm(file, mask, ppos, count); in rw_verify_area()
481 static ssize_t new_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *ppos) in new_sync_read() argument
488 kiocb.ki_pos = (ppos ? *ppos : 0); in new_sync_read()
493 if (ppos) in new_sync_read()
494 *ppos = kiocb.ki_pos; in new_sync_read()
583 static ssize_t new_sync_write(struct file *filp, const char __user *buf, size_t len, loff_t *ppos) in new_sync_write() argument
590 kiocb.ki_pos = (ppos ? *ppos : 0); in new_sync_write()
[all …]
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| /linux/drivers/net/wireless/intel/iwlegacy/ |
| H A D | debug.c | 125 size_t count, loff_t *ppos);
130 size_t count, loff_t *ppos);
201 loff_t *ppos) in il_dbgfs_tx_stats_read() argument
234 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); in il_dbgfs_tx_stats_read()
242 loff_t *ppos) in il_dbgfs_clear_traffic_stats_write() argument
262 loff_t *ppos) in il_dbgfs_rx_stats_read() argument
296 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); in il_dbgfs_rx_stats_read()
306 loff_t *ppos) in il_dbgfs_sram_read() argument
358 ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); in il_dbgfs_sram_read()
365 size_t count, loff_t *ppos) in il_dbgfs_sram_write() argument
[all …]
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| /linux/drivers/s390/cio/ |
| H A D | vfio_ccw_chp.c | 17 loff_t *ppos) in vfio_ccw_schib_region_read() argument
20 unsigned int i = VFIO_CCW_OFFSET_TO_INDEX(*ppos) - VFIO_CCW_NUM_REGIONS; in vfio_ccw_schib_region_read()
21 loff_t pos = *ppos & VFIO_CCW_OFFSET_MASK; in vfio_ccw_schib_region_read()
52 loff_t *ppos) in vfio_ccw_schib_region_write() argument
82 loff_t *ppos) in vfio_ccw_crw_region_read() argument
84 unsigned int i = VFIO_CCW_OFFSET_TO_INDEX(*ppos) - VFIO_CCW_NUM_REGIONS; in vfio_ccw_crw_region_read()
85 loff_t pos = *ppos & VFIO_CCW_OFFSET_MASK; in vfio_ccw_crw_region_read()
125 loff_t *ppos) in vfio_ccw_crw_region_write() argument
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| /linux/net/sctp/ |
| H A D | sysctl.c | 47 void *buffer, size_t *lenp, loff_t *ppos);
49 void *buffer, size_t *lenp, loff_t *ppos);
51 size_t *lenp, loff_t *ppos);
53 size_t *lenp, loff_t *ppos);
55 void *buffer, size_t *lenp, loff_t *ppos);
57 void *buffer, size_t *lenp, loff_t *ppos);
59 void *buffer, size_t *lenp, loff_t *ppos);
388 void *buffer, size_t *lenp, loff_t *ppos) in proc_sctp_do_hmac_alg() argument
401 ret = proc_dostring(&tbl, 1, buffer, lenp, ppos); in proc_sctp_do_hmac_alg()
419 return proc_dostring(&tbl, 0, buffer, lenp, ppos); in proc_sctp_do_hmac_alg()
[all …]
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| /linux/net/core/ |
| H A D | sysctl_net_core.c | 56 static int dump_cpumask(void *buffer, size_t *lenp, loff_t *ppos, in dump_cpumask() argument
62 if (*ppos || !*lenp) { in dump_cpumask()
90 *ppos += len; in dump_cpumask()
103 void *buffer, size_t *lenp, loff_t *ppos) in rps_default_mask_sysctl() argument
128 err = dump_cpumask(buffer, lenp, ppos, in rps_default_mask_sysctl()
138 void *buffer, size_t *lenp, loff_t *ppos) in rps_sock_flow_sysctl() argument
157 ret = proc_dointvec(&tmp, write, buffer, lenp, ppos); in rps_sock_flow_sysctl()
210 void *buffer, size_t *lenp, loff_t *ppos) in flow_limit_cpu_sysctl() argument
258 ret = dump_cpumask(buffer, lenp, ppos, mask); in flow_limit_cpu_sysctl()
267 void *buffer, size_t *lenp, loff_t *ppos) in flow_limit_table_len_sysctl() argument
[all …]
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| /linux/drivers/char/ |
| H A D | nvram.c | 169 static ssize_t pc_nvram_read(char *buf, size_t count, loff_t *ppos) in pc_nvram_read() argument
179 for (i = *ppos; count > 0 && i < NVRAM_BYTES; --count, ++i, ++p) in pc_nvram_read()
183 *ppos = i; in pc_nvram_read()
187 static ssize_t pc_nvram_write(char *buf, size_t count, loff_t *ppos) in pc_nvram_write() argument
197 for (i = *ppos; count > 0 && i < NVRAM_BYTES; --count, ++i, ++p) in pc_nvram_write()
202 *ppos = i; in pc_nvram_write()
229 size_t count, loff_t *ppos) in nvram_misc_read() argument
235 if (*ppos >= nvram_size) in nvram_misc_read()
238 count = min_t(size_t, count, nvram_size - *ppos); in nvram_misc_read()
245 ret = nvram_read(tmp, count, ppos); in nvram_misc_read()
[all …]
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| /linux/drivers/vfio/pci/virtio/ |
| H A D | legacy_io.c | 126 loff_t *ppos) in virtiovf_pci_read_config() argument
130 loff_t pos = *ppos & VFIO_PCI_OFFSET_MASK; in virtiovf_pci_read_config()
139 ret = vfio_pci_core_read(core_vdev, buf, count, ppos); in virtiovf_pci_read_config()
210 size_t count, loff_t *ppos) in virtiovf_pci_core_read() argument
214 unsigned int index = VFIO_PCI_OFFSET_TO_INDEX(*ppos); in virtiovf_pci_core_read()
215 loff_t pos = *ppos & VFIO_PCI_OFFSET_MASK; in virtiovf_pci_core_read()
221 return virtiovf_pci_read_config(core_vdev, buf, count, ppos); in virtiovf_pci_core_read()
226 return vfio_pci_core_read(core_vdev, buf, count, ppos); in virtiovf_pci_core_read()
231 loff_t *ppos) in virtiovf_pci_write_config() argument
235 loff_t pos = *ppos & VFIO_PCI_OFFSET_MASK; in virtiovf_pci_write_config()
[all …]
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