relay_switch_subbuf (9) - Linux Manuals

relay_switch_subbuf: switch to a new sub-buffer

NAME

relay_switch_subbuf - switch to a new sub-buffer

SYNOPSIS

size_t relay_switch_subbuf(struct rchan_buf * buf, size_t length);

ARGUMENTS

buf

channel buffer

length

size of current event

DESCRIPTION

Returns either the length passed in or 0 if full.

Performs sub-buffer-switch tasks such as invoking callbacks, updating padding counts, waking up readers, etc.

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