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dm snapshot: iterate origin and cow devices
2010-08-26
Mikulas Patoc
k
a
dm
snapshot: it
e
r
a
te origin and
c
ow devices
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2010-04-06
Mikulas
Patocka
i
de
:
Fix
I
DE tas
k
file with cfq sche
d
uler
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2010-03-06
Mikul
a
s
P
atocka
dm: free dm_io
b
e
fore bio_endio no
t
after
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2010-03-06
Mikulas Pat
o
cka
dm
raid1: always re
t
urn erro
r
i
f all le
g
s
f
a
il
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2010-02-16
Mi
k
ulas Patocka
dm raid1: fail writes
i
f
errors are
not handled and
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
Patocka
dm s
n
apshot: u
s
e merge origin if snapsho
t
i
n
va
l
i
d
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as Patocka
dm snapshot: trigger exceptions in r
e
main
i
n
g sn
a
p
shots
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
iku
l
as Pato
c
k
a
dm sn
a
p
s
h
ot: delay mergi
n
g a
chunk until writes to
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s P
a
tocka
dm snapshot: queue writes to c
h
unks be
i
ng merged
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
Pat
o
cka
dm
s
naps
h
ot: ad
d
merg
i
ng
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Patocka
d
m
snapshot: permit only one merge
a
t on
c
e
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
P
ato
c
ka
dm sn
a
ps
h
ot: avoi
d
a
l
locating e
x
c
eptions
in merg
e
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s
P
atocka
dm snapshot: rework w
r
itin
g
to origin
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm snaps
h
ot:
a
dd mer
g
e targ
e
t
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm except
i
on store: add
merge specific met
h
ods
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
dm snapshot: mak
e
bio optional i
n
__
o
rigin_write
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas P
a
toc
k
a
dm
i
o: handle empty ba
r
riers
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm k
c
o
pyd: a
c
cept z
e
ro siz
e
jobs
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Patocka
dm sn
a
ps
h
ot
:
abstract mini
m
um_c
h
u
nk_size
f
n
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
l
as Patocka
d
m snap
s
ho
t
: simp
l
ify sector_to_
c
hunk expression
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
P
atock
a
dm r
a
id1: exp
l
icitly ini
t
ial
i
se bio_l
i
sts
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
u
las Patocka
dm r
a
id1: hold all wr
i
te
bios when
leg fails
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
las Patocka
dm rai
d
1: hold write bios when
e
rror
s
are han
d
led
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as Patocka
dm r
a
id1
:
r
e
m
o
ve bio_endio fro
m
dm_rh_mark_nosy
n
c
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
l
as
P
ato
c
ka
dm raid1: abstract
get_v
a
lid_
m
i
r
ror
function
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Pato
c
ka
dm raid1: us
e
hol
d
f
ramewor
k
in do_failures
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kula
s
Patocka
dm r
a
i
d1: add fra
m
ework
to
hold bios during suspend
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
P
a
to
c
ka
dm raid1: report flush
e
rrors separately in statu
s
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Pato
c
k
a
d
m
raid1: implement mirror
_
flush
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as Patocka
dm log: use flu
s
h ca
l
lbac
k
fn
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Patocka
dm log
:
add flush callb
a
ck fn
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Pa
t
oc
k
a
dm log:
intro
d
uce fl
u
sh_
f
a
i
l
e
d variable
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
las P
a
t
o
cka
dm log: add flush_heade
r
function
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
d
m raid1: split
t
ouched state into
two
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
i
k
ulas P
a
tocka
dm ra
i
d1:
suppor
t
flush
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mik
u
las
P
at
o
cka
d
m
io: remove ex
t
ra bi_i
o
_vec region hack
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
P
atock
a
dm io: us
e
slab for struct io
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas P
a
tocka
dm sna
p
shot: cope with ch
u
nk s
i
ze larger th
a
n origin
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
M
i
k
ula
s
Patocka
dm sn
a
p
s
hot: o
n
ly tak
e
l
o
ck for status
t
ype inf
o
no
t
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
Pat
o
c
k
a
d
m
:
avoid _has
h
_
lo
c
k deadlo
c
k
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-12-03
Mikulas
Patoc
k
a
sunhme: fix dma
w
arning in Sun HME
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-29
Mikula
s
Patocka
ide:
S
e
rial
i
z
e
CMD643 and CMD646 to fix a
hardware
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mik
u
las Patoc
k
a
dm s
n
apshot: allow chunk size to be less than page
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mikulas Patocka
dm snaps
h
ot:
u
se unsigne
d
in
t
e
g
e
r
chun
k
s
ize
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mik
u
l
a
s
Patocka
dm
s
n
apshot: l
o
ck snapshot while supp
l
ying status
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mik
u
las Pat
o
cka
dm exce
p
tion stor
e
: fix fail
e
d set_chunk_size error
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mikulas Patocka
d
m snapshot: req
u
ire non zero chunk size by
end of ctr
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-10-16
Mikula
s
P
a
tock
a
dm s
n
aps
h
ot: sort
by
c
hunk s
i
ze to fix ra
c
e
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-09-04
M
i
kulas Patocka
dm
s
napshot: fix
on dis
k
chunk size validat
i
on
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Patocka
d
m
e
x
c
eption st
o
re: split s
e
t_
c
hun
k
_
s
ize
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-09-04
Mik
u
las P
a
tock
a
dm snapshot:
fi
x
header corruption
r
ace on i
n
validatio
n
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Pa
t
ocka
dm s
n
a
p
s
hot: refacto
r
zero_disk_area to use chunk_io
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas
Pat
o
cka
dm
t
able
:
fix
queue_limit che
c
king device iterato
r
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-07-23
Mikulas Patocka
dm
r
ai
d
1: wa
k
e kmirrord when r
e
queueing dela
y
e
d
bios
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
M
ikulas Patocka
dm s
n
apshot: u
s
e barrier when
writing exception store
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mi
k
ulas Pat
o
ck
a
dm io:
ret
r
y
a
fter
b
a
rr
i
er error
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Miku
l
a
s Patocka
dm io: record eop
n
otsupp
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Miku
l
as Patocka
dm snap
s
hot: supp
o
r
t
barriers
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Pato
c
ka
d
m
mpath: su
p
port barriers
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas
P
atocka
dm delay: support barrier
s
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Pato
c
ka
dm
cr
y
pt:
supp
o
rt flush
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Pato
c
ka
d
m
:
stripe supp
o
r
t
flush
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mi
k
u
l
as Patocka
dm: l
i
near s
u
pport f
l
ush
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas
P
at
o
cka
dm: sen
d
e
m
pty barriers to t
a
r
gets in dm_
f
l
u
sh
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Patocka
dm: in
t
r
o
d
uce num_flush_reques
t
s
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas
P
atocka
d
m
:
r
emove chec
k
that preve
n
t
s
mapping em
p
ty bios
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikul
a
s Patocka
dm: remove EOPNOTSUPP for barri
e
rs
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Patocka
dm: store only first
b
arrier
e
rror
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Patocka
dm: process requeue in dm_wq_work
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mi
k
ul
a
s
P
atocka
dm: make dm_
f
lush return void
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mik
u
l
a
s Patocka
dm:
always hold b
d
ev reference
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Patoc
k
a
dm:
renam
e
suspended_b
d
ev to bdev
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Patock
a
dm: use
i_size_read
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
M
i
k
u
las Patocka
dm: av
o
id unsupported
sp
a
nning of
m
d st
r
ipe bou
n
dari
e
s
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
M
ik
u
las Patocka
dm mpath: flush keventd queue i
n
dest
r
uctor
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas Pa
t
ocka
dm raid1:
k
ee
p
retrying alloc if mempo
o
l_alloc
f
ailed
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
M
i
kulas Patocka
d
m mpath: va
l
i
d
ate hw
_
h
a
n
dl
e
r arg
u
ment count
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-06-22
Mikulas P
a
to
c
ka
dm mpath: valida
t
e
table arg
u
ment
count
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-04-08
Mik
u
las Patocka
dm kc
o
pyd
:
fi
x
call
b
ac
k
race
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-04-08
Mikulas P
a
t
o
c
k
a
dm kcopyd: prepare
f
o
r callb
a
c
k
race fix
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
commit
|
commitdiff
|
tree
2009-04-08
Mikulas Patocka
dm: implem
e
nt basi
c
ba
r
rier support
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-08
Mi
k
ulas Pato
c
ka
dm: remove d
m
_
requ
e
st
loop
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-08
Mikulas Patocka
dm:
r
ework
queueing and
suspension
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-08
Mikulas Pat
o
cka
d
m
:
r
emove lim
i
ted barrier support
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Patocka
dm: set queue orde
r
ed mode
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Patoc
k
a
d
m: move wait queue declaration
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mi
k
ulas Patocka
dm: merg
e
pushback and de
f
erred bio lists
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Miku
l
a
s
P
a
tocka
dm
:
allow
u
nint
e
rruptible wait for
p
ending io
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Patocka
dm: merge
_
_flush_deferr
e
d_io into caller
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
M
i
kulas Patocka
dm: mo
v
e bio_io_
e
rror i
n
to __s
p
lit
_
a
n
d_
p
rocess_b
i
o
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas
Pa
t
ocka
dm: rename __s
p
lit_bio
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas P
a
tocka
dm: rem
o
ve
u
nn
e
ce
s
sary struct dm_w
q
_req
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
M
ik
u
las
P
atocka
dm:
r
emove unnecessary
w
o
r
k queue context fiel
d
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mi
k
ulas
P
atocka
dm: remove
u
nn
e
cessary work queue
t
y
p
e fi
e
ld
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikul
a
s P
a
to
c
ka
dm: bio list add bio_list_add_head
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Patocka
d
m
snapshot: avoi
d
having two e
x
ce
p
ti
o
ns f
o
r
t
he
same
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Pat
o
ck
a
dm
s
napsho
t
:
avo
i
d dropping lock in
__find_pendin
g
_exception
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
M
ikula
s
P
a
tocka
dm
s
n
apshot:
r
efactor __find_pen
d
ing_exception
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikula
s
P
a
tock
a
dm io: ma
k
e syn
c
_io un
i
nterrup
t
ible
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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2009-04-02
Mikulas Patocka
dm raid1:
s
witch read_recor
d
from
k
mal
l
oc to slab to
.
.
.
Signed-off-by:
Mikulas Patocka
<mpatocka@redhat.com>
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