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genirq: Prevent chip buslock deadlock
2015-10-15
Jason Low
posix_cpu_time
r
: Reduce
unnecessary sigha
n
d lock
c
o
ntent
i
on
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-10-15
Jason
L
o
w
posi
x
_cp
u
_
timer:
Conve
r
t cputimer->running to bool
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2015-10-15
Jason
Low
posix_cp
u
_ti
m
er: Check th
r
ead t
i
mers only when ther
e
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-10-15
Jason Low
posix_cpu_t
i
mer: Optimize fastpa
t
h_timer_check()
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-05-10
Jason Low
s
c
h
e
d
, timer: Fix docume
n
tatio
n
f
or
'
st
r
uct
thread_
g
roup_c
p
u
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-05-08
Jaso
n
Low
s
c
h
ed, time
r
: Use the
a
tomi
c
task_cp
u
t
ime in thread_group_cp
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Jason Low
sch
e
d,
t
i
m
er: P
r
ovide
an atomic 'struct ta
s
k
_
cputime
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Jason Low
sched,
timer: Rep
l
ace spinlocks with atomics i
n
thread_group
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Jason Low
sched/numa: Docu
m
ent
u
s
ages of mm->num
a
_scan_
s
eq
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2015-05-08
Jason Low
sched,
timer: Convert usages of ACCESS_ONCE() in
the
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-04-15
Jason Lo
w
mm: remove re
s
t o
f
ACCESS_ONCE() usages
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-04-15
Jason Low
mm
:
u
s
e
READ_
O
N
C
E() for non-
s
calar types
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-04-09
Jason Low
locking/mutex:
Further
s
implify m
u
tex_spin_on_o
w
n
e
r
()
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-03-07
Jason L
o
w
locking/rwsem: Fix lock op
t
imistic spinning when own
e
r
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-03-02
J
ason Low
cpuset:
Fix cpu
s
et
s
ched_relax_
d
omain_le
v
el
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-02-18
Ja
s
on
Low
l
ockin
g
/mu
t
ex: Refact
o
r mutex_
s
pi
n
_on_owner()
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2015-02-18
Jason
Low
locking/
m
ut
e
x: In mutex_spin_on_owner(), return true
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-10-03
Jason L
o
w
locking/
r
wsem:
A
void double checking
b
ef
o
re try
acqui
r
i
ng
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2014-09-09
Jas
o
n Low
sched: Reduce c
o
nte
n
tion in update_
c
f
s
_
rq_blocked_loa
d
()
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2014-07-16
J
a
son Low
l
ocking/
r
w
sem: Reduce the size of struct rw_sema
p
hore
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-16
J
a
son Low
l
o
cking/sp
i
nloc
k
s/m
c
s
:
Mic
r
o-op
t
imize
osq_un
l
ock()
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2014-07-16
Jaso
n
Low
loc
k
in
g
/spinlock
s
/mcs: Intr
o
duce and use i
n
it m
a
cro
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-16
J
ason Low
locking/sp
i
nlocks/mcs: Convert o
s
q lock t
o
a
tomic_t
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-16
Jas
o
n Low
locki
n
g/spinlocks/mcs
:
Rename optimistic_spi
n
_queue
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-16
Jason L
o
w
l
o
c
king/rwsem: Allo
w
co
n
servative opt
i
mis
t
ic
s
p
inning
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-05
Jason Low
locki
n
g/mu
t
exes: Optimize mutex tr
y
lock s
l
owp
a
th
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-05
Jason Low
locking/mutexe
s
:
T
r
y to acqu
i
r
e mutex
only if it
is
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-07-05
Jason L
o
w
locking/mutexes: De
l
ete
the MU
T
EX_SH
O
W_NO_
W
AITER
m
a
cro
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2014-07-05
Ja
s
on
L
o
w
lo
c
k
i
n
g/
m
utexes:
Correct do
c
ument
a
tion on mute
x
optimi
s
tic
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
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tree
2014-05-22
Jason Low
sch
e
d: F
i
x t
h
e rq->next
_
ba
l
a
n
ce logic in
r
eba
l
anc
e
_domains
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-05-07
Jaso
n
Low
sched
/
fair:
S
t
op searching for tasks i
n
newidle b
a
la
n
ce
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-05-07
Jason Low
s
c
hed/nu
m
a
:
Initialize newid
l
e balance stats in sd_numa_in
i
t(
)
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-05-07
Jason Low
sch
e
d
: Fix
updatin
g
rq->max_idle_balance_cost and rq
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-03-11
Jason Low
locking/m
u
texes: Unlock
t
he mu
t
ex wit
h
out the wait_lock
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-03-11
Jason Low
lock
i
n
g/mutexe
s
: M
o
dify th
e
w
a
y
optimi
s
tic spi
n
ner
s
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-03-11
Jason Low
locking
/
mut
e
xes:
R
e
turn false if
t
a
sk
need_resched
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-01-28
J
a
son Lo
w
locking/mcs:
M
icro-optim
i
z
e the MC
S
cod
e
, a
d
d e
x
t
r
a
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2014-01-13
Jason Low
fu
t
e
x
e
s: Clean up various details
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2013-09-20
Jason Low
sche
d
/ba
l
a
n
cing: Periodically de
c
ay max cost of idle
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2013-09-20
J
a
son
Low
sched/balancing
:
Consider
max cost
o
f idle
b
alan
c
e
.
.
.
Signed-off-by:
Jason Low
<jason.low2@hp.com>
commit
|
commitdiff
|
tree
2013-09-20
Jason Low
sched: Red
u
ce overestimating rq->
a
vg_idle
Signed-off-by:
Jason Low
<jason.low2@hp.com>
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|
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