Unformatted text preview: /shm.c:1745:map_zero_setup */
if (IS_ERR(shp = seg_alloc(...)))
return PTR_ERR(shp); + static inline long IS_ERR(const void *ptr)
{ return (unsigned long)ptr > (unsigned long)-1000L; } ) 1 /* ipc/shm.c:750:newseg: */
if (!(shp = seg_alloc(...))
return -ENOMEM;
id = shm_addid(shp); O 3F '7
'7 0 * +7 " , ( & * +
// Mark paths containing non-returning function as dead.
start: { call(args) } ==> {
if(mc_is_name(call, “panic”))
mc_kill_path(mc_stmt);
}
// or conditionals that check “user” for “kernel”
| (v != 0) ==>
{
if(mc_name_contains(v, “kernel”))
mc_kill_true_path(mc_stmt);
else if(mc_name_contains(v, “user”))
mc_kill_false_path(mc_stmt);
} * + ( ) ) @ ) ! = +
" ! ,! Bugs:FP
1:0
2:1
7:5
2:0
3:15 0:1 0:93 Cum Z
1:0
3:1
10:6
12:6
15:21 Cum Rand
0:1
1:3
2:14
2:16
5:31 '9
'1
' -.4 * / 18:118 12:124 =,
' =: ;( " % % ) =: ;
=: ;( ) ) E *
&
'L
' #$ $
'H /
JM
K /K
K +
' 9
'. 'D )
J. JQ
!9 K " ) .
(Q (
J9 ( 'Q , 7
'Q … " % =
S:F
5:1
4:1
2:1
2:2
1:1 "
/ F &
contrived(lock_t l) {
spin_lock(l);
if(!(p = malloc(…))
return -ENOMEM;
spin_unlock(l); !
!
Z
4.9
4.3
2.7
2.1
1.5 ) ! ) ) '>
'0
8 [email protected] F '?
'' , 8E
/ A , ) D / ) ) P ,!,! ! &
'8
'L ) D 8E
D >M 'W int ipc_addid(…* new…) {
...
new->cuid = new->uid =…;
new->gid = new->cgid = …
ids->entries[id].p = new; 7 & ( *
(.
( (I N ? 4 B ! F 'D
'Q / 2%A / J F 7 OH . & 'E
'0 7 8 & E E ) 'H.
'8
' .8 H ! 7 7 )
? 'Q
'.
'4 7 "?
K = / ( +
.8 K9 , ) 7 '7 >H 7+ & 'I "
!8 ' " " #$$ %# $ $$ " + )
" '
,
'W ! 7
'8
' / / &
% = C...
View
Full Document
- Winter '12
- Engler
- Rock Action Records, 3 , 2 $, dmabuf
-
Click to edit the document details