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dm snapshot: skip reading origin when overwriting complete chunk
2011-08-02
Mi
k
u
l
as Patocka
dm snapshot: skip r
e
ading orig
i
n
when o
v
erw
r
it
i
n
g
complete
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Mikul
a
s Patocka
dm:
ign
o
re
merge_bvec for snaps
h
ot
s
whe
n
sa
f
e
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Mikulas Patocka
dm snapshot: remove un
u
sed definition
s
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Mikula
s
Patocka
dm kcopyd: remove nr
_
page
s
field
fr
o
m jo
b
structure
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Mi
k
ulas Pa
t
ocka
dm
kcopyd: remove offset fi
e
ld from job st
r
uc
t
u
r
e
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Miku
l
a
s
Pa
t
ocka
dm io: flush cpu cache
with vmap
p
ed io
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-08-02
Mikulas P
a
tocka
dm
s
napshot
:
flush
di
s
k cach
e
whe
n
m
e
r
ging
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-07-23
Mikulas Patoc
k
a
backing-dev: use sy
n
chroni
z
e_rcu_expe
d
ite
d
instead
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mi
k
ulas Patocka
dm kcopyd: return clie
n
t dir
e
c
t
ly and n
o
t through a
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Miku
l
as P
a
tocka
d
m kcopyd: reserve fewer pages
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Miku
l
as Patocka
dm io: u
s
e
fixed initial me
m
pool size
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mik
u
las Pa
t
ocka
dm kcopyd: al
l
oc p
a
ges from the
m
ain page alloc
a
tor
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mik
u
las Pa
t
ocka
dm kco
p
yd: add gfp parm t
o
alloc_p
l
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mikulas
Patocka
dm k
c
opyd: remove
s
uperfluous
p
age allo
c
at
i
on
s
p
i
nlock
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mikulas Pat
o
cka
dm kcopyd:
pre
a
lloc
a
te sub
j
o
bs to avoid
d
eadlock
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-05-29
Mikulas Pa
t
ocka
dm
kcopy
d
: avoid
pointless job spli
t
ting
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-01-13
Mikulas Patocka
dm kcopyd: delay unplugging
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2011-01-13
Mikulas Patocka
dm io: remove BIO_RW_SYNCIO f
l
ag fr
o
m
k
copyd
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-11-09
Mikul
a
s
P
a
t
o
cka
8250: ad
d
support f
o
r Kouwell KW-L221N-2
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-19
Miku
l
a
s
Pa
t
oc
k
a
s
p
arc64:
Fill a
missing delay
slot
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-19
Mikulas Pa
t
oc
k
a
sparc64: simp
l
e microo
p
timizations f
o
r a
t
omic
f
unc
t
i
ons
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Mikulas Pa
t
ocka
dm st
r
ipe: suppo
r
t
d
iscards
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
M
ik
u
las Patocka
dm stripe: o
p
timize se
c
tor di
v
ision
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Mik
u
l
a
s Patoc
k
a
dm stripe: move sector translation to a functi
o
n
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Mikulas Patock
a
d
m snapsh
o
t: i
m
plemen
t
m
erg
e
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Mikula
s
Patocka
d
m
: skip
seco
n
d flu
s
h on bio uns
u
pported erro
r
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Mik
u
las Patocka
d
m
snapsho
t
:
t
est chu
n
k si
z
e
a
gainst bot
h
origin and
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-08-12
Miku
l
as Pato
c
ka
dm sna
p
shot: ite
r
ate o
r
igin and cow devices
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-06-02
M
i
k
ulas
Patocka
F
i
x colo
r
s for Mach64
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-04-06
M
i
kulas Patocka
id
e
: Fix IDE
t
ask
f
ile with
c
fq sc
h
eduler
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-03-06
Mik
u
l
a
s Patocka
dm: f
r
e
e
d
m_
i
o before bio_endi
o
not
a
fter
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-03-06
Mikulas Pato
c
ka
dm raid1:
always retu
r
n e
r
ror if all legs
fail
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2010-02-16
Mi
k
u
las Pa
t
ocka
dm raid1: fa
i
l write
s
if errors are not handled and
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
Patocka
dm snapshot: use
m
erge orig
i
n if snapsh
o
t inval
i
d
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm s
n
apshot
:
trigger exceptio
n
s
in remaining snapshots
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
a
s
P
a
tock
a
dm
s
napsh
o
t: delay
m
e
rging
a chunk until
writes to
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas P
a
t
o
cka
d
m snap
s
hot:
q
ueue writes to chun
k
s
b
eing merged
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Pa
t
oc
k
a
dm snaps
h
ot: add me
r
ging
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas
P
a
t
o
c
ka
dm
snapsh
o
t: per
m
it only o
n
e merge
a
t o
n
ce
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas P
a
tocka
d
m sn
a
pshot: avoid a
l
locati
n
g exceptions
i
n
merge
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as Patocka
dm
snap
s
h
ot
:
rework writi
n
g to origin
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
as
P
ato
c
k
a
dm s
n
apshot: add me
r
ge
t
a
r
ge
t
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
dm exception st
o
re: ad
d
merg
e
s
p
ecific methods
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
Patocka
dm snapsho
t
: make bio optional in __origi
n
_write
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas
P
atocka
dm
i
o: handle
empty ba
r
riers
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
Pa
t
o
c
ka
dm kco
p
yd: accept zero size jobs
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Miku
l
a
s
Patocka
dm snaps
h
ot:
a
b
strac
t
m
i
nimum
_
c
h
unk_si
z
e fn
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas Patocka
dm snapshot: simplify se
c
to
r
_to_
c
hunk expre
s
sion
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Patocka
dm raid1: explicitly ini
t
ialise bio
_
l
ists
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas
Patocka
dm raid1: hold
a
ll
write bios
w
hen leg fails
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm raid1: hold write
b
ios when
errors
ar
e
h
a
ndled
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikula
s
Pa
t
ocka
dm ra
i
d1
:
remove
b
io_endio f
r
om dm_rh_mark_nosync
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kulas
P
a
tocka
d
m
raid1: abs
t
ract
g
e
t
_valid_mirror
f
unction
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
ku
l
as
P
atocka
dm r
a
i
d
1: us
e
hold fr
a
m
ewor
k
i
n do_failures
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Pa
t
o
c
ka
dm r
a
id1: add framework to hold bio
s
during suspend
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Patocka
dm
ra
i
d
1: report flus
h
e
rrors sep
a
rately in statu
s
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ikulas Patocka
dm
r
a
i
d
1
:
implement mirror_flu
s
h
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s Pat
o
c
ka
dm
log: use flush ca
l
lback fn
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Patocka
dm log
:
add flus
h
callback fn
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Patocka
d
m
l
o
g: i
n
trodu
c
e flu
s
h_failed va
r
iable
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm log: a
d
d
f
lush_h
e
ader function
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikul
a
s
Patock
a
dm raid1
:
split touched st
a
te int
o
two
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
kul
a
s
Patocka
dm raid1: support flush
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mi
k
ulas Pa
t
ocka
dm
i
o: remove extra bi_io_vec regi
o
n h
a
ck
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm io: use sl
a
b
f
or struct io
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
i
k
ulas Patocka
dm sn
a
pshot
:
cope
w
ith c
h
unk size larger
than ori
g
in
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
Mikulas Patocka
dm snapshot: only take lock for status
t
ype info not
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-10
M
ik
u
las Pat
o
cka
dm: a
v
o
id _hash_
l
ock dea
d
l
o
c
k
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-12-03
Mikulas Patocka
sunhme: fix dma warnin
g
i
n Sun H
M
E
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-29
Mikula
s
Patocka
i
d
e: S
e
r
ialize
C
MD64
3
and CMD646 to fix a hard
w
are
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Mikula
s
Patocka
dm snapsh
o
t: all
o
w
c
hunk size to
b
e
less
than page
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
M
i
kulas Patock
a
d
m
snapshot: use un
s
i
g
n
e
d integer chunk s
i
ze
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Mikul
a
s
P
a
t
ocka
dm
s
napsh
o
t: lock snapshot while
s
upply
i
n
g status
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Mi
k
ulas Patocka
dm excepti
o
n store: fix fail
e
d set_c
h
unk_size err
o
r
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Mikulas
P
a
tocka
dm sna
p
sho
t
: requir
e
non zero chunk size by
e
n
d of ctr
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-10-16
Mikulas Patocka
dm
s
napshot: sort by chunk size to fix r
a
ce
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Patocka
dm snapsho
t
: fix
o
n dis
k
chunk size
v
a
l
ida
t
io
n
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Pat
o
cka
d
m
exce
p
tion
s
tor
e
: split set_chun
k
_size
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
|
commitdiff
|
tree
2009-09-04
Mikulas Patocka
d
m
snapshot: fix he
a
der corruption race
o
n inv
a
li
d
ati
o
n
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-09-04
Mikula
s
Pato
c
ka
dm
snapshot:
re
f
ac
t
or
zero_disk
_
area to use chunk_
i
o
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-09-04
Mikulas P
a
tocka
dm table: fix queue_limit
checking
devic
e
itera
t
or
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-07-23
Mikulas Patocka
dm raid1: w
a
ke kmirrord w
h
en requeueing de
l
a
y
ed bios
.
.
.
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikulas Patocka
d
m
snapshot: use barrier when wri
t
ing exception
store
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Miku
l
as Pato
c
ka
dm io: r
e
try after barrier erro
r
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mi
k
ulas Patocka
d
m
i
o: reco
r
d eopn
o
tsupp
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
M
i
kulas
Pato
c
ka
dm
sna
p
sho
t
: supp
o
rt barriers
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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commitdiff
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2009-06-22
Mikulas Pa
t
ocka
d
m mp
a
th: support
barrie
r
s
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
M
i
kulas Patocka
dm
delay
:
support barriers
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikulas Pa
t
o
c
ka
dm crypt: support flush
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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commitdiff
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2009-06-22
Mikulas Patocka
dm: st
r
ipe
suppor
t
f
lu
s
h
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikul
a
s Patocka
dm: linea
r
suppor
t
flush
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikulas Pat
o
cka
dm:
s
end em
p
ty barriers to
t
ar
g
ets i
n
d
m
_
flush
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikul
a
s
P
atocka
dm: intr
o
du
c
e
num_flush_requests
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikulas Patocka
d
m: rem
o
ve che
c
k that preven
t
s
mapping empty bi
o
s
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mik
u
las P
a
toc
k
a
dm: remove EOPNOTSUPP
for barriers
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mikulas Pat
o
cka
dm: store o
n
l
y first barrie
r
error
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
Mi
k
ulas Patoc
k
a
dm: proce
s
s requeue in dm
_
wq_w
o
rk
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
M
i
kulas Patocka
d
m
: make dm_f
l
ush
r
eturn voi
d
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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2009-06-22
M
i
k
ulas Patocka
dm: alwa
y
s hold
b
d
e
v
r
eferen
c
e
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
commit
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2009-06-22
M
i
kulas Pa
t
ocka
dm: rename susp
e
nded_bdev to bde
v
Signed-off-by: Mikulas Patocka <
mpatocka@redhat.com
>
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