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KMSG_DUMP_GET_LINE(9) Driver Basics KMSG_DUMP_GET_LINE(9)

NAME

kmsg_dump_get_line - retrieve one kmsg log line

SYNOPSIS

bool kmsg_dump_get_line(struct kmsg_dumper * dumper, bool syslog, char * line, size_t size, size_t * len);

ARGUMENTS

dumper
registered kmsg dumper
syslog
include the “<4>” prefixes
line
buffer to copy the line to
size
maximum size of the buffer
len
length of line placed into buffer

DESCRIPTION

Start at the beginning of the kmsg buffer, with the oldest kmsg record, and copy one record into the provided buffer.
Consecutive calls will return the next available record moving towards the end of the buffer with the youngest messages.
A return value of FALSE indicates that there are no more records to read.

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16