GNU/Linux man pages
Livre :
Expressions régulières,
Syntaxe et mise en oeuvre :
GNU/Linux |
CentOS 5.5 |
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ioblock_trace.end(3stap) |
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ioblock_trace.end − Fires whenever a block I/O transfer is complete.
ioblock_trace.end
None
q − request queue on which this bio was queued. devname − block device name ino − i−node number of the mapped file bytes_done − number of bytes transferred sector − beginning sector for the entire bio 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
rw − binary trace for read/write request vcnt − bio vector count which represents number of array element (page, offset, length) which makes up this I/O request idx − offset into the bio vector array phys_segments − number of segments in this bio after physical address coalescing is performed. size − total size in bytes
The process signals the transfer is done.
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ioblock_trace.end(3stap) | |