Function Name |
Description |
---|---|
physio |
perform physical I/O |
aphysio |
perform asynchronous physical I/O |
anocancel |
prevent cancellation of asynchronous I/O request |
minphys |
limit physio buffer size |
biowait |
suspend processes pending completion of block I/O |
biodone |
release buffer after buffer I/O transfer and notify blocked threads |
bioerror |
indicate error in buffer header |
geterror |
return I/O error |
bp_mapin |
allocate virtual address space |
bp_mapout |
deallocate virtual address space |
disksort |
single direction elevator seek sort for buffers |
getrbuf |
get a raw buffer header |
freerbuf |
free a raw buffer header |
biosize |
returns size of a buffer structure |
bioinit |
initialize a buffer structure |
biofini |
uninitialize a buffer structure |
bioreset |
reuse a private buffer header after I/O is complete |
bioclone |
clone another buffer |
biomodified |
check if a buffer is modified |
clrbuf |
erase the contents of a buffer |