PROBE::IOBLOCK.END(3stap)

NAME
probe::ioblock.end - Fires whenever a block I/O transfer is complete.

SYNOPSIS

ioblock.end

VALUES

hw_segments
    number of segments after physical and DMA remapping hardware coalescing is performed

name
    name of the probe point

flags
    see below BIO_UPTODATE 0 ok after I/O completion BIO_RW_BLOCK 1 RW_AHEAD set, and read/write would block BIO_EOF 2 out-out-bounds error BIO_SEG_VALID 3 nr_hw_seg valid BIO_CLONED 4 doesn't own data BIO_BOUNCED 5 bio is a bounce bio BIO_USER_MAPPED 6 contains user pages BIO_EOPNOTSUPP 7 not supported

devname
    block device name

bytes_done
    number of bytes transferred

idx
    offset into the bio vector array

opf
    operations and flags

phys_segments
    number of segments in this bio after physical address coalescing is performed.

vcnt
    bio vector count which represents number of array element (page, offset, length) which makes up this I/O request

size
    total size in bytes

sector
    beginning sector for the entire bio

rw
    binary trace for read/write request

ino
    i-node number of the mapped file

error
    0 on success

CONTEXT

The process signals the transfer is done.

SEE ALSO
tapset::ioblock(3stap)