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Searched refs:user_buf (Results 1 – 8 of 8) sorted by relevance

/kernel/trace/rv/
Drv.c212 static ssize_t monitor_enable_read_data(struct file *filp, char __user *user_buf, size_t count, in monitor_enable_read_data() argument
220 return simple_read_from_buffer(user_buf, count, ppos, buff, strlen(buff)+1); in monitor_enable_read_data()
282 static ssize_t monitor_enable_write_data(struct file *filp, const char __user *user_buf, in monitor_enable_write_data() argument
289 retval = kstrtobool_from_user(user_buf, count, &val); in monitor_enable_write_data()
317 static ssize_t monitor_desc_read_data(struct file *filp, char __user *user_buf, size_t count, in monitor_desc_read_data() argument
327 return simple_read_from_buffer(user_buf, count, ppos, buff, strlen(buff) + 1); in monitor_desc_read_data()
512 static ssize_t enabled_monitors_write(struct file *filp, const char __user *user_buf, in enabled_monitors_write() argument
527 retval = simple_write_to_buffer(buff, sizeof(buff) - 1, ppos, user_buf, count); in enabled_monitors_write()
596 static ssize_t monitoring_on_read_data(struct file *filp, char __user *user_buf, in monitoring_on_read_data() argument
603 return simple_read_from_buffer(user_buf, count, ppos, buff, strlen(buff) + 1); in monitoring_on_read_data()
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Drv_reactors.c187 monitor_reactors_write(struct file *file, const char __user *user_buf, in monitor_reactors_write() argument
204 retval = simple_write_to_buffer(buff, sizeof(buff) - 1, ppos, user_buf, count); in monitor_reactors_write()
375 char __user *user_buf, in reacting_on_read_data() argument
382 return simple_read_from_buffer(user_buf, count, ppos, buff, strlen(buff)+1); in reacting_on_read_data()
399 static ssize_t reacting_on_write_data(struct file *filp, const char __user *user_buf, in reacting_on_write_data() argument
405 retval = kstrtobool_from_user(user_buf, count, &val); in reacting_on_write_data()
/kernel/locking/
Dlock_events.c61 ssize_t __weak lockevent_read(struct file *file, char __user *user_buf, in lockevent_read() argument
80 return simple_read_from_buffer(user_buf, count, ppos, buf, len); in lockevent_read()
88 static ssize_t lockevent_write(struct file *file, const char __user *user_buf, in lockevent_write() argument
Dqspinlock_stat.h36 ssize_t lockevent_read(struct file *file, char __user *user_buf, in lockevent_read() argument
94 return simple_read_from_buffer(user_buf, count, ppos, buf, len); in lockevent_read()
/kernel/sched/
Dpsi.c1428 static ssize_t psi_write(struct file *file, const char __user *user_buf, in psi_write() argument
1443 if (copy_from_user(buf, user_buf, buf_size)) in psi_write()
1471 static ssize_t psi_io_write(struct file *file, const char __user *user_buf, in psi_io_write() argument
1474 return psi_write(file, user_buf, nbytes, PSI_IO); in psi_io_write()
1477 static ssize_t psi_memory_write(struct file *file, const char __user *user_buf, in psi_memory_write() argument
1480 return psi_write(file, user_buf, nbytes, PSI_MEM); in psi_memory_write()
1483 static ssize_t psi_cpu_write(struct file *file, const char __user *user_buf, in psi_cpu_write() argument
1486 return psi_write(file, user_buf, nbytes, PSI_CPU); in psi_cpu_write()
1542 static ssize_t psi_irq_write(struct file *file, const char __user *user_buf, in psi_irq_write() argument
1545 return psi_write(file, user_buf, nbytes, PSI_IRQ); in psi_irq_write()
/kernel/irq/
Ddebugfs.c194 static ssize_t irq_debug_write(struct file *file, const char __user *user_buf, in irq_debug_write() argument
202 if (copy_from_user(buf, user_buf, size)) in irq_debug_write()
/kernel/
Dkprobes.c2989 char __user *user_buf, size_t count, loff_t *ppos) in read_enabled_file_bool() argument
2999 return simple_read_from_buffer(user_buf, count, ppos, buf, 2); in read_enabled_file_bool()
3003 const char __user *user_buf, size_t count, loff_t *ppos) in write_enabled_file_bool() argument
3008 ret = kstrtobool_from_user(user_buf, count, &enable); in write_enabled_file_bool()
/kernel/dma/
Ddebug.c685 static ssize_t filter_read(struct file *file, char __user *user_buf, in filter_read() argument
704 return simple_read_from_buffer(user_buf, count, ppos, buf, len); in filter_read()