search for: bio_get_ioprio

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2008 Sep 10
0
[RFC][PATCH -mm] blktrace: adds ioprio to blktrace
...to schedule block I/O. But recently, some are suggesting to use more appropriate io_contexts obtained by, for example, doing io-tracking, making struct bio have io_context member, etc. I thought adding ioprio to blktrace output might be helpful. Implementation: 1. I used req_get_ioprio() and [new]bio_get_ioprio() to get ioprio. Currently bio_get_ioprio just returns current->io_context->ioprio. Appreciate any comments: Does this kind of information helpful? Thanks, Takuya Yoshikawa Example: 8,16 0 1 0.000000000 2664 Q R ioprio=16386 81920 + 8 [tiotest] 8,16 0...