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SUBMIT_BIO(9) Block Devices SUBMIT_BIO(9)

NAME

submit_bio - submit a bio to the block device layer for I/O

SYNOPSIS

void submit_bio(int rw, struct bio * bio);

ARGUMENTS

rw
whether to READ or WRITE, or maybe to READA (read ahead)
bio
The struct bio which describes the I/O

DESCRIPTION

 
submit_bio is very similar in purpose to generic_make_request, and uses that function to do most of the work. Both are fairly rough interfaces; bio must be presetup and ready for I/O.

COPYRIGHT

February 2017 Kernel Hackers Manual 3.16