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relay_open
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
relay_open - create a new relay channelSYNOPSIS
- 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
parent
- dentry of parent directory, NULL for root directory
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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