SYNOPSIS

struct rchan * relay_open(const char * base_filename, struct dentry * parent, size_t subbuf_size, size_t n_subbufs, struct rchan_callbacks * cb, void * private_data);

ARGUMENTS

base_filename

base name of files to create, NULL for buffering only

parent

dentry of parent directory, NULL for root directory or buffer

subbuf_size

size of sub-buffers

n_subbufs

number of sub-buffers

cb

client callback functions

private_data

user-defined data

DESCRIPTION

Returns channel pointer if successful, NULL otherwise.

Creates a channel buffer for each cpu using the sizes and attributes specified. The created channel buffer files will be named base_filename0...base_filenameN-1. File permissions will be S_IRUSR.

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