Query: __copy_to_user
OS: centos
Section: 9
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
__COPY_TO_USER(9) Memory Management in Linux __COPY_TO_USER(9)NAME__copy_to_user - Copy a block of data into user space, with less checking.SYNOPSISunsigned long __copy_to_user(void __user * to, const void * from, unsigned long n);ARGUMENTSto Destination address, in user space. from Source address, in kernel space. n Number of bytes to copy.CONTEXTUser context only. This function may sleep.DESCRIPTIONCopy data from kernel space to user space. Caller must check the specified block with access_ok before calling this function. Returns number of bytes that could not be copied. On success, this will be zero.COPYRIGHTKernel Hackers Manual 3.10 June 2014 __COPY_TO_USER(9)
Related Man Pages |
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copyinstr(9) - debian |
copystr(9) - debian |
copyout(9) - debian |
copy(9) - osf1 |
copyout(9) - centos |
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