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nexedi
linux
Commits
26c9952a
Commit
26c9952a
authored
Oct 07, 2002
by
Jeff Dike
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Plain Diff
Updated initializers in the block driver.
Fixed a process exit bug.
parent
f234e508
Changes
2
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2 changed files
with
28 additions
and
27 deletions
+28
-27
arch/um/drivers/ubd_kern.c
arch/um/drivers/ubd_kern.c
+26
-26
arch/um/kernel/process_kern.c
arch/um/kernel/process_kern.c
+2
-1
No files found.
arch/um/drivers/ubd_kern.c
View file @
26c9952a
...
...
@@ -56,10 +56,10 @@ static int ubd_revalidate(kdev_t rdev);
#define DEVICE_NR(n) (minor(n) >> UBD_SHIFT)
static
struct
block_device_operations
ubd_blops
=
{
open:
ubd_open
,
release:
ubd_release
,
ioctl:
ubd_ioctl
,
revalidate:
ubd_revalidate
,
.
open
=
ubd_open
,
.
release
=
ubd_release
,
.
ioctl
=
ubd_ioctl
,
.
revalidate
=
ubd_revalidate
,
};
static
request_queue_t
*
ubd_queue
;
...
...
@@ -69,9 +69,9 @@ static struct gendisk *ubd_gendisk[MAX_DEV];
static
struct
gendisk
*
fake_gendisk
[
MAX_DEV
];
#ifdef CONFIG_BLK_DEV_UBD_SYNC
#define OPEN_FLAGS ((struct openflags) {
r : 1, w : 1, s : 1, c :
0 })
#define OPEN_FLAGS ((struct openflags) {
.r = 1, .w = 1, .s = 1, .c =
0 })
#else
#define OPEN_FLAGS ((struct openflags) {
r : 1, w : 1, s : 0, c :
0 })
#define OPEN_FLAGS ((struct openflags) {
.r = 1, .w = 1, .s = 0, .c =
0 })
#endif
static
struct
openflags
global_openflags
=
OPEN_FLAGS
;
...
...
@@ -99,24 +99,24 @@ struct ubd {
};
#define DEFAULT_COW { \
file:
NULL, \
fd:
-1, \
bitmap:
NULL, \
bitmap_offset:
0, \
data_offset:
0, \
.file =
NULL, \
.fd =
-1, \
.bitmap =
NULL, \
.bitmap_offset =
0, \
.data_offset =
0, \
}
#define DEFAULT_UBD { \
file:
NULL, \
is_dir:
0, \
count:
0, \
fd:
-1, \
size:
-1, \
boot_openflags:
OPEN_FLAGS, \
openflags:
OPEN_FLAGS, \
real:
NULL, \
fake:
NULL, \
cow:
DEFAULT_COW, \
.file =
NULL, \
.is_dir =
0, \
.count =
0, \
.fd =
-1, \
.size =
-1, \
.boot_openflags =
OPEN_FLAGS, \
.openflags =
OPEN_FLAGS, \
.real =
NULL, \
.fake =
NULL, \
.cow =
DEFAULT_COW, \
}
struct
ubd
ubd_dev
[
MAX_DEV
]
=
{
[
0
...
MAX_DEV
-
1
]
=
DEFAULT_UBD
};
...
...
@@ -131,9 +131,9 @@ static int ubd0_init(void)
__initcall
(
ubd0_init
);
static
struct
hd_driveid
ubd_id
=
{
cyls:
0
,
heads:
128
,
sectors:
32
,
.
cyls
=
0
,
.
heads
=
128
,
.
sectors
=
32
,
};
static
int
fake_ide
=
0
;
...
...
@@ -199,7 +199,7 @@ static int ubd_setup_common(char *str, int *index_out)
{
struct
openflags
flags
=
global_openflags
;
char
*
backing_file
;
int
i
,
n
;
int
n
;
if
(
index_out
)
*
index_out
=
-
1
;
n
=
*
str
++
;
...
...
@@ -886,7 +886,7 @@ static int ubd_ioctl(struct inode * inode, struct file * file,
static
int
ubd_revalidate
(
kdev_t
rdev
)
{
__u64
size
;
int
n
,
offset
,
err
;
int
n
,
err
;
struct
ubd
*
dev
;
n
=
minor
(
rdev
)
>>
UBD_SHIFT
;
...
...
arch/um/kernel/process_kern.c
View file @
26c9952a
...
...
@@ -234,7 +234,8 @@ void *switch_to(void *prev, void *next, void *last)
panic
(
"write of switch_pipe failed, errno = %d"
,
-
err
);
reading
=
1
;
if
(
from
->
state
==
TASK_ZOMBIE
)
os_kill_process
(
os_getpid
());
if
((
from
->
state
==
TASK_ZOMBIE
)
||
(
from
->
state
==
TASK_DEAD
))
os_kill_process
(
os_getpid
());
err
=
user_read
(
from
->
thread
.
switch_pipe
[
0
],
&
c
,
sizeof
(
c
));
if
(
err
!=
sizeof
(
c
))
...
...
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