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dm stripe: avoid divide by zero with invalid stripe count
2010-02-16
Nikanth Ka
r
thikesa
n
dm strip
e
: avoid di
v
id
e
by
z
e
ro with
i
nvalid stripe
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
Pa
t
ocka
dm snapsh
o
t: use m
e
rge or
i
g
in
i
f
snapshot invalid
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Snit
z
er
dm snapshot: re
p
ort merge failure in
s
tat
u
s
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
e
S
nitzer
dm snapshot: merge consecutive chunks togeth
e
r
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
d
m
snapsho
t
: tr
i
gger excepti
o
ns in remai
n
ing
s
n
a
pshots
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Patocka
dm snapshot:
d
e
l
ay
merging a chunk
until writes to
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patoc
k
a
dm snaps
h
o
t
:
q
ueue wri
t
es to chunks
being me
r
ged
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Pat
o
cka
dm sn
a
psh
o
t: a
d
d
mergin
g
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patock
a
dm
sn
a
pshot
:
permit
only one
merge a
t
once
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike
S
nitzer
dm snapsh
o
t
:
support barriers in
s
napshot merge
t
ar
g
et
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
P
atocka
dm
s
n
ap
s
h
o
t
: avoid
a
l
l
ocat
i
ng e
x
ceptions i
n
merge
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
u
l
as Patocka
dm
s
na
p
shot:
r
ework writing to
o
rig
i
n
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
d
m snapshot
:
add merge target
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm exception
s
tore: add merge sp
e
cific
m
ethods
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Snitzer
dm
snapshot: create function for chunk_is_tracked w
a
it
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm snaps
h
ot: make bio option
a
l i
n
__origi
n
_wri
t
e
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi
U
eda
dm m
p
at
h
:
reject messa
g
es when de
v
ice is su
s
pe
n
ded
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiy
o
s
h
i Ueda
dm:
e
x
p
o
r
t
suspended state to t
a
rg
e
ts
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyos
h
i Ueda
dm: rename dm_suspended to dm_
s
uspended_m
d
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi Ueda
dm: swap target
pos
t
suspe
n
d ca
l
l
a
n
d
s
e
t
ting sus
p
ended
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Milan B
r
oz
dm cry
p
t:
add
plain64 iv
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jun'ichi Nomura
dm: trace request base
d
remapping
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Snitzer
dm snapshot: allow live ex
c
ep
t
i
on sto
r
e h
a
ndover between
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Alasd
a
ir G Kergon
d
m
: keep old table un
t
i
l a
f
ter resume succ
e
e
d
ed
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Alasdair G Kergon
dm: b
i
n
d new
table
b
efore
destroying
old
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
e Snit
z
er
dm ioctl:
r
etri
e
ve s
t
a
t
us
f
rom inactive table
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm io
:
handle
em
p
ty barriers
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike And
e
rson
dm mpath: prevent io
f
rom work
q
ueue w
h
ile suspende
d
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mik
e
Anders
o
n
dm mpath: add mutex to synchr
o
nize adding an
d
flushing
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
e A
n
d
erson
dm ioc
t
l: fo
r
bid mes
s
ages to de
v
ices being del
e
ted
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ike Anderson
dm: add dm_deleting_md
f
uncti
o
n
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi Ueda
dm mpath: flush
w
o
rkqueues before suspend comp
l
etes
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Alasda
i
r G Kergon
dm: r
e
na
m
e dm_get_t
a
bl
e
t
o
dm
_
get_li
v
e_tab
l
e
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyosh
i
Ueda
dm: add request based
ba
r
rier
s
u
pport
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Ki
y
o
s
h
i
Ueda
dm:
m
ove dm_end_reque
s
t
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi
Ueda
d
m
: refactor re
q
uest b
a
se
d
completion funct
i
ons
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiy
o
shi Ueda
dm: use md pen
d
ing f
o
r
i
n f
l
ig
h
t
IO countin
g
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
K
iyo
s
hi Ueda
dm:
simp
l
if
y
request based suspend
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi Ueda
dm: abstract
c
l
o
ne_rq
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyoshi Ueda
d
m
:
p
as
s
gfp_mask to allo
c
_rq_tio
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyos
h
i Ue
d
a
dm:
u
se
c
lone
i
n map_r
e
que
s
t functi
o
n
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Kiyo
s
hi Ueda
dm: abstract dm
_
i
n
_flight fu
n
ction
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as
P
atocka
dm k
c
opyd: accept zero si
z
e jobs
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Snitzer
dm snapshot: tr
a
ck suspended st
a
te in target
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Sn
i
tzer
d
m
snapshot
:
move cow
ref f
r
om
exception store to snap
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mike Snitz
e
r
d
m sna
p
shot: add a
l
l
o
c
a
t
ed metadata to
snapshot status
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
J
o
n
B
r
assow
dm
s
n
a
p
shot:
re
n
ame
exception f
u
nction
s
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jon
B
rassow
dm s
n
apshot: rename excepti
o
n_t
a
ble to
d
m_excep
t
ion_ta
b
le
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jon Br
a
s
s
ow
d
m
sna
p
shot
:
ren
a
me
dm_s
n
ap_exception to dm_e
x
ception
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jon Brasso
w
dm snapshot
:
conso
l
idate insert ex
c
ep
t
ion
function
s
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
k
ulas Pato
c
ka
dm
s
napshot: abstrac
t
min
i
mu
m
_chun
k
_s
i
z
e
fn
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
las Patocka
dm s
n
a
p
shot: simplify s
e
ctor_to_
c
hunk e
x
pression
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jon Brassow
d
m snapshot: avoid else cl
a
u
s
e in persistent_read_met
a
data
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
R
o
el Kluin
dm ioctl: p
r
efer
s
tr
l
cpy over strncp
y
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas P
a
to
c
ka
dm raid1: explici
t
ly initialise bio_lists
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Pat
o
cka
dm raid1: hold
all write bios
w
hen leg fails
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
k
ulas Patocka
dm raid1: hold write
b
ios wh
e
n er
r
o
rs are ha
n
d
l
e
d
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas
Patock
a
dm raid1: r
e
mov
e
bio_endio from dm_rh_mark_nosync
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Patocka
dm raid1: abst
r
act
g
et
_
valid_
m
irror
function
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
Pato
c
ka
dm raid1:
u
se h
o
l
d
fram
e
w
ork in do_fail
u
r
es
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm
r
aid1: ad
d
fra
m
ework to hold bios during suspend
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Patocka
dm raid1: re
p
ort f
l
ush errors s
e
pa
r
ately in sta
t
us
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Patocka
dm raid
1
: implement mirro
r
_
f
lush
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm lo
g
: use flush c
a
l
l
b
ack
f
n
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
d
m
lo
g
:
a
d
d flush callb
a
ck fn
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Pat
o
cka
dm
l
og: introd
u
ce flush_f
a
iled vari
a
ble
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
d
m log:
a
dd f
l
ush_h
e
ader f
u
n
ction
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Patoc
k
a
dm raid1:
s
plit touche
d
state into two
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
dm ra
i
d1
:
s
up
p
o
r
t f
l
ush
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Pa
t
ocka
dm
i
o: remove extr
a
bi_
i
o
_vec regi
o
n
h
ack
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patoc
k
a
dm io
:
use slab for
s
t
ruct io
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
l
an Broz
dm
crypt: make wipe message also wi
p
e essiv key
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Milan Bro
z
d
m
crypt: separate essiv allocation from initi
a
lisa
t
ion
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
l
an
B
roz
dm cryp
t
: restructure essi
v
error path
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Milan
Broz
dm cry
p
t: move priv
a
te iv fie
l
ds t
o
s
t
r
u
cts
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Milan Broz
dm crypt: m
a
ke wi
p
e message also wipe tfm
k
ey
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm snaps
h
ot: cope with chunk
si
z
e lar
g
e
r than origin
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Patocka
dm snapsh
o
t
:
o
nly take
l
o
c
k
for
s
t
atu
s
type info not
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
l
an Broz
dm: sysfs ad
d
empty release function to avoid debu
g
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Jul
i
a Lawall
dm exception store: free tmp_store on
p
e
rsist
e
nt flag
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
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2009-12-10
Mikula
s
Pato
c
ka
dm: av
o
id _hash_lock deadlock
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
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commitdiff
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tree
2009-10-16
Mikulas Patocka
dm sna
p
s
h
ot: allow chunk size to be less th
a
n
p
age
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
Mi
k
u
l
a
s Patocka
dm
snapshot: us
e
unsi
g
ne
d
i
n
teger chunk size
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
Mikulas Patocka
dm snapsho
t
: lock
s
n
a
pshot while
supplying status
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
Mikulas Patocka
d
m exception sto
r
e: fix failed
s
et_chu
n
k_si
z
e
error
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
Miku
l
as Pa
t
ock
a
dm sna
p
shot: r
e
quire non
zero chunk size by end
o
f
c
t
r
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
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commitdiff
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tree
2009-10-16
Kiyoshi Ueda
dm: dec_
p
ending ne
e
ds locking t
o
save error value
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
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commitdiff
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tree
2009-10-16
Zdenek Kabelac
dm: add missing del_g
e
ndisk to alloc_dev erro
r
path
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
A
ndrew Morton
d
m
log: userspace fix i
n
co
r
rect luid
cast in users
p
a
c
e_c
t
r
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Jonathan Brasso
w
dm snapshot: free
excep
t
ion
s
tore on ini
t
fa
i
lure
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-10-16
Mik
u
las Patocka
dm sna
p
shot: sort
by chunk
size to fix
race
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
M
ikul
a
s Patocka
dm
s
napshot: fix
o
n disk
chunk size validatio
n
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Patocka
dm
exceptio
n
store: sp
l
it set_chunk_size
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mi
k
u
las Patocka
dm snapshot:
fix header corruption race on invalida
t
ion
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Patocka
dm snapshot: refactor zero_disk_area t
o
use ch
u
nk_io
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
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tree
2009-09-04
Jona
t
han Bras
s
o
w
dm log: user
s
pace add luid to distinguish between concur
r
ent
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Jonathan Br
a
ss
o
w
dm raid1: do n
o
t
a
llow
log_failu
r
e variable
t
o
unset
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Jonathan Brassow
dm lo
g
:
re
m
o
v
e in
c
orrect field fr
o
m users
p
ace table
.
.
.
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Jon
a
than Brassow
dm log: fix user
s
pace sta
t
us ou
t
put
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mi
k
e Sn
i
tzer
dm
s
tripe
:
expose c
o
rrect
i
o hin
t
s
Signed-off-by: Alasdair G Kergon <
agk@redhat.com
>
commit
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commitdiff
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tree
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