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powerpc/book3s64: Fix link stack flush on context switch
2019-11-28
Waiman
L
ong
x8
6
/speculation: Fix redu
n
dant
M
DS
m
itigat
i
on message
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2019-11-28
Waiman L
o
ng
x86/spe
c
ulation
:
F
i
x
incorrec
t
M
DS/T
A
A
mitigatio
n
st
a
tus
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2019-10-05
Waiman Long
locking/
l
oc
k
dep: Add deb
u
g_loc
k
s check i
n
_
_lock
_
d
o
wng
r
a
d
e()
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2019-08-04
Waiman Long
rc
u
: Force inlini
n
g
of rcu_r
e
ad_lock()
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2019-04-03
Waiman
L
ong
l
o
cking/lockde
p
: Add debug_locks ch
e
ck in __l
o
ck_downgra
d
e()
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2019-02-06
Wai
m
an Long
fs/dcache: Fix in
c
orrec
t
nr_dentry_
u
nu
s
ed a
c
coun
t
ing
.
.
.
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2018-11-21
Waiman
L
ong
driver/dma/ioat: Call del_ti
m
er_sync()
w
ithou
t
holdi
n
g
.
.
.
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2018-11-21
Waiman Lo
n
g
locking/lockd
e
p: Fix de
b
ug_locks off
perf
o
r
mance
prob
l
em
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2018-05-26
Wai
m
an L
o
ng
signals
:
avoid u
n
ne
c
essary taking of
s
i
gha
n
d->siglo
c
k
Signed-off-by:
Waiman Long
<Waiman.Long@hpe.com>
commit
|
commitdiff
|
tree
2018-02-25
Waiman Long
x86
/
retpo
l
ine: Remove the esp/rs
p
t
h
unk
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2017-09-07
Waiman
Long
cp
u
set: Fi
x
incorrect memory_pressure cont
r
ol fil
e
.
.
.
Signed-off-by:
Waiman Long
<longman@redhat.com>
commit
|
commitdiff
|
tree
2015-09-18
Waiman L
o
n
g
lock
i
ng/pvqs
p
inlock
:
Kick the PV CPU uncond
i
tionally
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hpe.com>
commit
|
commitdiff
|
tree
2015-09-10
Waiman Long
p
roc: chang
e
proc
_
subdir_lock to a rwlock
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-08-03
W
a
iman Long
locking/pv
q
spin
l
ock: Only
k
ick CPU
a
t unloc
k
time
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-08-03
Waiman Long
locking/qr
w
lock: Reduce reader/w
r
iter t
o
reader lock
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-07-21
Waiman Long
locking/pvqspinl
o
ck: Fix kernel panic in l
o
cking-selftest
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-07-13
Waiman Long
selin
u
x:
r
edu
c
e
lo
c
king overhead in ino
d
e_free_secu
r
ity()
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-07-06
Waim
a
n
Long
lock
i
ng/qrwlock: Better op
t
imizati
o
n for in
t
e
rrupt
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-07-06
W
aiman Long
locking/qrw
l
oc
k
: R
e
name functions to qu
e
ued_*()
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-06-19
Waiman Long
locking/qrwlock:
Don't
conte
n
d wi
t
h readers whe
n
set
t
ing
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-12
Waiman Lon
g
locking/qrwl
o
ck: Renam
e
QUEUE_RW
L
OCK to QUEUED_RWLOC
K
S
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-11
Waiman
Long
locking/pvqspinlock:
Replace xchg() by th
e
more descriptive
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waim
a
n Long
loc
k
i
n
g/p
v
qspinl
o
ck, x
8
6:
E
n
able PV qspinlock for KVM
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waiman Long
locking/pvqspinlock: Impleme
n
t
simp
l
e
parav
i
r
t support
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waiman
Long
locking/qs
p
inlock: Use a si
m
ple w
r
ite to grab the lock
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waiman Long
lock
i
ng
/
qspinlock: Extract out
c
ode
snippets
fo
r
the
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waiman Long
locking/qspinlock,
x86: Enable x86
-
64
t
o
use que
u
ed
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Waiman Long
lockin
g
/qs
p
i
nlock: Introdu
c
e a simple generic 4-byte
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Wai
m
a
n
Long
locki
n
g/
r
wsem: Reduce s
p
inloc
k
co
n
t
e
ntion in w
a
keup
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-10-01
Waiman Long
perf symb
o
ls: Improve DSO
long na
m
e
s l
o
okup spee
d
w
i
th
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-09-30
Waiman
L
ong
perf sy
m
bols:
E
ncapsulat
e
dsos list head into st
r
uct
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-09-10
Wai
m
an Long
locking/rwlock, x86: D
e
lete unused asm/rw
l
o
c
k
.
h
a
nd
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-09-10
W
aiman Lo
n
g
lo
c
k
in
g
/
r
wlock, x86:
C
le
a
n
up a
s
m/spi
n
loc
k
*
.
h to remo
v
e
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
Cc:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-08-13
Waim
a
n Long
locki
n
g/s
e
lftest: Sup
p
ort queued rwlock
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-08-13
Waiman
L
o
n
g
locki
n
g/l
o
ckdep: R
e
stric
t
th
e
use of recursive r
e
a
d
_lock
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-08-07
Waiman Long
mm, t
h
p: replace s
m
p_
m
b aft
e
r ato
m
ic_add
b
y
s
mp_mb__after_ato
m
ic
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-08-07
Waiman Lo
n
g
mm,
t
h
p
:
move
i
nvariant
b
ug check out
of loop
i
n _
_
split_hug
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-06-23
W
a
iman Lo
n
g
sel
i
nux: n
o
recursive read_lock of p
o
licy_
r
wl
o
ck i
n
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-06-06
Waiman Long
x86, locking/rwlocks: Enable qrwlocks on x86
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-06-06
W
aiman Long
locking/rw
l
ocks: Introduce 'qrw
l
ocks' - fair,
queued
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2014-01-28
Waiman
L
ong
l
ocking
/
mutexes/m
c
s:
Correc
t
barrier usage
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-10-21
Waiman Long
p
e
rf to
p
: Add -
-
max-stack optio
n
to limit
ca
l
lchain
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-10-21
Waiman L
o
n
g
perf report: Add --max-sta
c
k option to li
m
it callcha
i
n
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-09-12
Waiman L
o
ng
d
cache: g
e
t/r
e
lease read lock in
read_seqbegin_or_l
o
ck
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-09-12
Waiman Long
seq
l
o
ck: Add a
new lock
i
ng
rea
d
er
type
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-09-09
Waiman
Long
dc
a
che: Translating dentry
i
n
t
o pat
h
name without taking
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-09-02
Waiman
Lo
n
g
vfs: use lockref_ge
t
_not_
z
e
r
o(
)
for opt
i
m
istic lockle
s
s
.
.
.
Waiman Long
: "dcache: Enable lockless update...
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-08-29
Wai
m
an Lo
n
g
v
fs
:
make
the dentry cache u
s
e the lo
c
kref
i
nfras
t
r
uctur
e
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-08-29
Waiman Lo
n
g
Add
n
e
w lockref infrast
r
ucture ref
e
ren
c
e im
p
l
ementation
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-07-25
W
a
iman Long
SELinux: Increa
s
e
e
bitmap_node size fo
r
64-bit
conf
i
gura
t
i
o
n
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-07-25
Waiman Long
S
E
Linux:
R
ed
u
ce overhead o
f
mls_leve
l
_isvalid(
)
functi
o
n
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-07-08
Waiman Long
perf symbo
l
s: Fix
v
dso li
s
t searchin
g
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-04-19
Wa
i
man Long
mut
e
x: Back
o
ut a
r
chitecture
s
pecific check for ne
g
ative
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-04-19
Waiman Long
mu
t
e
x
: Queue
m
utex spinne
r
s
with
M
C
S
l
o
ck to reduce
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-04-19
W
a
im
a
n L
o
ng
mutex: Make
m
o
re
scala
b
le
b
y doing less at
o
mi
c
operations
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree
2013-04-19
Waiman Long
mutex: Mo
v
e
mut
e
x
s
pi
n
ning cod
e
from sched
/
c
o
re
.
c back
.
.
.
Signed-off-by:
Waiman Long
<Waiman.Long@hp.com>
commit
|
commitdiff
|
tree