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