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PROC_DOULONGVEC_MINM(9) The proc filesystem PROC_DOULONGVEC_MINM(9)

NAME

proc_doulongvec_minmax - read a vector of long integers with min/max values

SYNOPSIS

int proc_doulongvec_minmax(struct ctl_table * table, int write, void __user * buffer, size_t * lenp, loff_t * ppos);

ARGUMENTS

table
the sysctl table
write
 
TRUE if this is a write to the sysctl file
buffer
the user buffer
lenp
the size of the user buffer
ppos
file position

DESCRIPTION

Reads/writes up to table->maxlen/sizeof(unsigned long) unsigned long values from/to the user buffer, treated as an ASCII string.
This routine will ensure the values are within the range specified by table->extra1 (min) and table->extra2 (max).
Returns 0 on success.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16