335 lines
9.7 KiB
Plaintext
335 lines
9.7 KiB
Plaintext
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# $FreeBSD$
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# gdb macros for debugging Vinum.
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# This file gets included from the .gdbinit files in
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# the kernel build directory and /var/crash.
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# Normally you won't need to include it directly.
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# see gdbinit(9) for further details.
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# Show information about the request pointed to by the variable rq in the current frame.
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define rq
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rqq rq
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end
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document rq
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Show information about the request pointed to by the variable rq in the current frame.
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end
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# Show information about the request (struct rq) pointed at by the parameter
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define rqq
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set $rq = (struct request *) $arg0
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printf "Request: \n"
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output/x *$rq
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printf "\n"
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bpp $rq->bp
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set $rqg = $rq->rqg
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while ($rqg != 0)
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printf "\nRequest group at %x:\n", $rqg
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output/x *$rqg
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printf "\n"
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set $rqno = 0
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while ($rqno < $rqg->count)
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printf "rqg->rqe [%d]: ", $rqno
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rrqe &$rqg->rqe[$rqno]
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set $rqno = $rqno + 1
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end
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set $rqg = $rqg->next
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end
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end
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document rqq
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Show information about the request (struct rq) pointed at by the parameter
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end
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# Show information about the request element pointed to by the variable rqe in the current frame.
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define rqe
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rrqe rqe
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end
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document rqe
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Show information about the request element pointed to by the variable rqe in the current frame.
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end
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# Show information about the request element (struct rqe) pointed at by the parameter.
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define rrqe
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set $rqe = (struct rqelement *) $arg0
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printf "sdoffset 0x%x, useroffset 0x%x, dataoffset 0x%x, datalen 0x%x, groupoffset 0x%x, grouplen 0x%x, buflen 0x%x\n", \
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$rqe->sdoffset, \
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$rqe->useroffset, \
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$rqe->dataoffset, \
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$rqe->datalen, \
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$rqe->groupoffset, \
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$rqe->grouplen, \
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$rqe->buflen
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printf " Flags 0x%x, Subdisk %d Drive %d\n", \
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$rqe->flags, \
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$rqe->sdno, \
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$rqe->driveno
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bpp &$rqe->b
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end
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document rrqe
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Show information about the request element (struct rqe) pointed at by the parameter.
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end
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define rqq0
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printf "rq->prq [0].rqe[0].sdno: "
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output/x rq->prq[0].rqe[0].sdno
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printf "\nBuffer: device: "
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output/x rq->prq[0].rqe[0].b.b_dev
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printf " data: "
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output/x rq->prq[0].rqe[0].b.b_data
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printf " length: "
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output/x rq->prq[0].rqe[0].b.b_bcount
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printf " drive offset: "
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output/x rq->prq[0].rqe[0].b.b_blkno
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printf " subdisk offset: "
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output/x rq->prq[0].rqe[0].sdoffset
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printf "\nFlags: "
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if (rq->prq[0].rqe[0].b.b_flags & 0x10)
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printf "busy "
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end
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if (rq->prq[0].rqe[0].b.b_flags & 0x200)
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printf "done "
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end
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if (rq->prq[0].rqe[0].b.b_flags & 0x800)
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printf "error "
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end
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if (rq->prq[0].rqe[0].b.b_flags & 0x100000)
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printf "read "
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end
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output/x rq->prq[0].rqe[0].b.b_flags
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printf "\nrq->prq [0].rqe[1].sdno: "
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output/x rq->prq[0].rqe[1].sdno
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printf "\nBuffer: device: "
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output/x rq->prq[0].rqe[1].b.b_dev
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printf " data: "
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output/x rq->prq[0].rqe[1].b.b_data
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printf " length: "
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output/x rq->prq[0].rqe[1].b.b_bcount
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printf " drive offset: "
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output/x rq->prq[0].rqe[1].b.b_blkno
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printf " subdisk offset: "
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output/x rq->prq[0].rqe[1].sdoffset
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printf "\nFlags: "
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output/x rq->prq[0].rqe[1].b.b_flags
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echo \n
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end
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define rqq1
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printf "\nrq->prq [1].rqe[0].sdno: "
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output/x rq->prq[1].rqe[0].sdno
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printf "\nBuffer: device: "
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output/x rq->prq[1].rqe[0].b.b_dev
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printf " data: "
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output/x rq->prq[1].rqe[0].b.b_data
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printf " length: "
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output/x rq->prq[1].rqe[0].b.b_bcount
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printf " drive offset: "
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output/x rq->prq[1].rqe[0].b.b_blkno
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printf " subdisk offset: "
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output/x rq->prq[1].rqe[0].sdoffset
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printf "\nFlags: "
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output/x rq->prq[1].rqe[0].b.b_flags
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printf "\nrq->prq [1].rqe[1].sdno: "
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output/x rq->prq[1].rqe[1].sdno
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printf "\nBuffer: device: "
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output/x rq->prq[1].rqe[1].b.b_dev
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printf " data: 0x%x length 0x%x drive offset 0x%x sd offset 0x%x\n" rq->prq[1].rqe[1].b.b_data,
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rq->prq[1].rqe[1].b.b_bcount,
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rq->prq[1].rqe[1].b.b_blkno,
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rq->prq[1].rqe[1].sdoffset
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printf "\nFlags: "
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output/x rq->prq[1].rqe[1].b.b_flags
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echo \n
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end
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define xy
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bpp
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echo stripeoffset
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p stripeoffset
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echo stripebase
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p stripebase
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echo sdno
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p sdno
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echo sdoffset
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p sdoffset
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echo rqe->sectors
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p rqe->sectors
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echo rqe->sdoffset
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p rqe->sdoffset
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end
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# kernel equivalent of 'info -V'
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define rqi
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set $rqipe = rqip
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set $rqip = $rqipe + 1
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set $rqend = rqinfo + 128
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if ($rqip == $rqend)
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set $rqip = rqinfo
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end
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set $done = 0
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while ($done == 0)
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if ($rqip->bp != 0)
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printf "%X:\t%d.%06d\tUBP: %x\t", $rqip, $rqip->timestamp.tv_sec, $rqip->timestamp.tv_usec, $rqip->bp
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p $rqip->type
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printf " user "
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bpp $rqip->bp
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if ($rqip->type < loginfo_rqe)
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printf " copied"
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bpp &$rqip->info
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else
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rrqe &$rqip->info
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end
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end
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set $rqip = $rqip + 1
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if ($rqip == $rqipe)
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set $done = 1
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end
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if ($rqip == $rqend)
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set $rqip = rqinfo
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end
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end
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end
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define rqinfo
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set $rqipe = rqip
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set $rqip = $rqipe + 1
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set $rqend = rqinfo + 128
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if ($rqip == $rqend)
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set $rqip = rqinfo
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end
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set $done = 0
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printf "\nTime\t\t\t Event\t\t Buf\tDev\t Offset\tBytes\tSD\tSDoff\tDoffset\tGoffset\n\n"
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while ($done == 0)
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if ($rqip->bp != 0)
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printf "%d.%06d\t", $rqip->timestamp.tv_sec, $rqip->timestamp.tv_usec
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if ($rqip->type == loginfo_user_bp)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "1VS Read"
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else
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printf "1VS Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.b.b_blkno, $rqip->info.b.b_bcount
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end
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if ($rqip->type == loginfo_user_bpl)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "2LR Read"
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else
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printf "2LR Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.b.b_blkno, $rqip->info.b.b_bcount
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end
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if ($rqip->type == loginfo_rqe)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "3RQ Read"
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else
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printf "3RQ Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.rqe.b.b_blkno, $rqip->info.rqe.b.b_bcount, $rqip->info.rqe.sdno, $rqip->info.rqe.sdoffset, $rqip->info.rqe.dataoffset, $rqip->info.rqe.groupoffset
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end
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if ($rqip->type == loginfo_iodone)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "4DN Read"
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else
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printf "4DN Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.rqe.b.b_blkno, $rqip->info.rqe.b.b_bcount, $rqip->info.rqe.sdno, $rqip->info.rqe.sdoffset, $rqip->info.rqe.dataoffset, $rqip->info.rqe.groupoffset
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end
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if ($rqip->type == loginfo_raid5_data)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "5RD Read"
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else
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printf "5RD Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.rqe.b.b_blkno, $rqip->info.rqe.b.b_bcount, $rqip->info.rqe.sdno, $rqip->info.rqe.sdoffset, $rqip->info.rqe.dataoffset, $rqip->info.rqe.groupoffset
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end
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if ($rqip->type == loginfo_raid5_parity)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "6RP Read"
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else
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printf "6RP Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\t%d\t%x\t%x\t%x\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.rqe.b.b_blkno, $rqip->info.rqe.b.b_bcount, $rqip->info.rqe.sdno, $rqip->info.rqe.sdoffset, $rqip->info.rqe.dataoffset, $rqip->info.rqe.groupoffset
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end
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if ($rqip->type == loginfo_sdio)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "7VS Read"
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else
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printf "7VS Write"
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end
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printf "\t%p\t\t 0x%-9x\t%ld\t%d\n", $rqip->bp, $rqip->info.b.b_blkno, $rqip->info.b.b_bcount, $rqip->devminor & 0xff
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end
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if ($rqip->type == loginfo_sdiol)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "8LR Read"
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else
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printf "8LR Write"
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end
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printf "\t%p\t%d.%d\t0x%-9x\t%ld\n", $rqip->bp, $rqip->devmajor, $rqip->devminor & 0xff, $rqip->info.b.b_blkno, $rqip->info.b.b_bcount
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end
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if ($rqip->type == loginfo_lockwait)
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printf "Lockwait %p\t%d\t 0x%x\n", $rqip->bp, $rqip->info.lockinfo.plexno, $rqip->info.lockinfo.stripe
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end
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if ($rqip->type == loginfo_lock)
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printf "Lock \t%p\t%d\t 0x%x\n", $rqip->bp, $rqip->info.lockinfo.plexno, $rqip->info.lockinfo.stripe
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end
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if ($rqip->type == loginfo_unlock)
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printf "Unlock \t%p\t%d\t 0x%x\n", $rqip->bp, $rqip->info.lockinfo.plexno, $rqip->info.lockinfo.stripe
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end
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if ($rqip->type == loginfo_sdiodone)
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if ($rqip->info.b.b_flags & 0x00100000)
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printf "9DN Read"
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else
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printf "9DN Write"
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end
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printf "\t%p\t\t 0x%-9x\t%ld\t%d\n", $rqip->bp, $rqip->info.b.b_blkno, $rqip->info.b.b_bcount, $rqip->devminor
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end
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end
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set $rqip = $rqip + 1
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if ($rqip == $rqipe)
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set $done = 1
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end
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if ($rqip == $rqend)
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set $rqip = rqinfo
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end
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end
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end
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document rqinfo
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Show the Vinum request log buffer, like 'vinum info -V'
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end
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define meminfo
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y
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printf "Block\t\tTime\t\tSequence\t size\t address\t line\t\tfile\n"
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set $i = 0
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while $i < malloccount
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printf "%6d\t%10d.%06d\t%6d\t\t%6d\t0x%08x\t%6d\t\t%s\n", $i, malloced [$i].time.tv_sec, malloced [$i].time.tv_usec, malloced [$i].seq, malloced[$i].size, malloced[$i].address, malloced[$i].line, &malloced[$i].file
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set $i = $i + 1
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end
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end
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document meminfo
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Equivalent of 'vinum info -v' command
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end
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define finfo
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y
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printf "Block\t\tTime\t\tSequence\t size\t address\t line\t\tfile\n"
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set $i = lastfree
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||
|
|
set $j = 0
|
||
|
|
while $j < 64
|
||
|
|
if $i == 64
|
||
|
|
set $i = 0
|
||
|
|
end
|
||
|
|
if freeinfo[$i].line != 0
|
||
|
|
printf "%6d\t%10d.%06d\t%6d\t\t%6d\t0x%08x\t%6d\t\t%s\n", $i, freeinfo [$i].time.tv_sec, freeinfo [$i].time.tv_usec, freeinfo [$i].seq, freeinfo[$i].size, freeinfo[$i].address, freeinfo[$i].line, &freeinfo[$i].file
|
||
|
|
end
|
||
|
|
set $i = $i + 1
|
||
|
|
set $j = $j + 1
|
||
|
|
end
|
||
|
|
end
|
||
|
|
document finfo
|
||
|
|
Equivalent of 'vinum info -v' command
|
||
|
|
end
|