Formatting fixes ahead of renaming os_{read_write}_file_k to
os_{read_write}_file and fixing all the callers.
Signed-off-by: Jeff Dike <[email protected]>
--
arch/um/drivers/chan_user.c | 11 ---
arch/um/drivers/cow_sys.h | 17 +-----
arch/um/drivers/ubd_kern.c | 124 ++++++++++++++++++++++----------------------
arch/um/kernel/initrd.c | 32 +++++------
arch/um/kernel/smp.c | 25 ++------
5 files changed, 89 insertions(+), 120 deletions(-)
Index: linux-2.6.21-mm/arch/um/drivers/chan_user.c
===================================================================
--- linux-2.6.21-mm.orig/arch/um/drivers/chan_user.c 2007-04-12 11:34:41.000000000 -0400
+++ linux-2.6.21-mm/arch/um/drivers/chan_user.c 2007-04-12 11:35:33.000000000 -0400
@@ -203,14 +203,3 @@ void register_winch(int fd, struct tty_s
}
}
}
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
Index: linux-2.6.21-mm/arch/um/drivers/cow_sys.h
===================================================================
--- linux-2.6.21-mm.orig/arch/um/drivers/cow_sys.h 2007-04-12 11:34:41.000000000 -0400
+++ linux-2.6.21-mm/arch/um/drivers/cow_sys.h 2007-04-12 11:35:33.000000000 -0400
@@ -8,7 +8,7 @@
static inline void *cow_malloc(int size)
{
- return(um_kmalloc(size));
+ return um_kmalloc(size);
}
static inline void cow_free(void *ptr)
@@ -20,29 +20,22 @@ static inline void cow_free(void *ptr)
static inline char *cow_strdup(char *str)
{
- return(uml_strdup(str));
+ return uml_strdup(str);
}
static inline int cow_seek_file(int fd, __u64 offset)
{
- return(os_seek_file(fd, offset));
+ return os_seek_file(fd, offset);
}
static inline int cow_file_size(char *file, unsigned long long *size_out)
{
- return(os_file_size(file, size_out));
+ return os_file_size(file, size_out);
}
static inline int cow_write_file(int fd, void *buf, int size)
{
- return(os_write_file_k(fd, buf, size));
+ return os_write_file_k(fd, buf, size);
}
#endif
-
-/*
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
Index: linux-2.6.21-mm/arch/um/drivers/ubd_kern.c
===================================================================
--- linux-2.6.21-mm.orig/arch/um/drivers/ubd_kern.c 2007-04-12 11:34:41.000000000 -0400
+++ linux-2.6.21-mm/arch/um/drivers/ubd_kern.c 2007-04-12 11:35:33.000000000 -0400
@@ -89,7 +89,7 @@ static inline int ubd_test_bit(__u64 bit
bits = sizeof(data[0]) * 8;
n = bit / bits;
off = bit % bits;
- return((data[n] & (1 << off)) != 0);
+ return (data[n] & (1 << off)) != 0;
}
static inline void ubd_set_bit(__u64 bit, unsigned char *data)
@@ -146,7 +146,7 @@ struct cow {
unsigned long *bitmap;
unsigned long bitmap_len;
int bitmap_offset;
- int data_offset;
+ int data_offset;
};
#define MAX_SG 64
@@ -174,10 +174,10 @@ struct ubd {
#define DEFAULT_COW { \
.file = NULL, \
- .fd = -1, \
- .bitmap = NULL, \
+ .fd = -1, \
+ .bitmap = NULL, \
.bitmap_offset = 0, \
- .data_offset = 0, \
+ .data_offset = 0, \
}
#define DEFAULT_UBD { \
@@ -187,9 +187,9 @@ struct ubd {
.size = -1, \
.boot_openflags = OPEN_FLAGS, \
.openflags = OPEN_FLAGS, \
- .no_cow = 0, \
+ .no_cow = 0, \
.shared = 0, \
- .cow = DEFAULT_COW, \
+ .cow = DEFAULT_COW, \
.lock = SPIN_LOCK_UNLOCKED, \
.request = NULL, \
.start_sg = 0, \
@@ -249,7 +249,7 @@ static void make_ide_entries(char *dev_n
static int fake_ide_setup(char *str)
{
fake_ide = 1;
- return(1);
+ return 1;
}
__setup("fake_ide", fake_ide_setup);
@@ -267,7 +267,7 @@ static int parse_unit(char **ptr)
if(isdigit(*str)) {
n = simple_strtoul(str, &end, 0);
if(end == str)
- return(-1);
+ return -1;
*ptr = end;
}
else if (('a' <= *str) && (*str <= 'z')) {
@@ -275,7 +275,7 @@ static int parse_unit(char **ptr)
str++;
*ptr = str;
}
- return(n);
+ return n;
}
/* If *index_out == -1 at exit, the passed option was a general one;
@@ -442,7 +442,7 @@ static int udb_setup(char *str)
{
printk("udb%s specified on command line is almost certainly a ubd -> "
"udb TYPO\n", str);
- return(1);
+ return 1;
}
__setup("udb", udb_setup);
@@ -541,7 +541,7 @@ static void ubd_handler(void)
static irqreturn_t ubd_intr(int irq, void *dev)
{
ubd_handler();
- return(IRQ_HANDLED);
+ return IRQ_HANDLED;
}
/* Only changed by ubd_init, which is an initcall. */
@@ -560,7 +560,7 @@ static inline int ubd_file_size(struct u
char *file;
file = ubd_dev->cow.file ? ubd_dev->cow.file : ubd_dev->file;
- return(os_file_size(file, size_out));
+ return os_file_size(file, size_out);
}
static void ubd_close_dev(struct ubd *ubd_dev)
@@ -632,10 +632,10 @@ static int ubd_open_dev(struct ubd *ubd_
if(err < 0) goto error;
ubd_dev->cow.fd = err;
}
- return(0);
+ return 0;
error:
os_close_file(ubd_dev->fd);
- return(err);
+ return err;
}
static void ubd_device_release(struct device *dev)
@@ -653,7 +653,7 @@ static int ubd_disk_register(int major,
disk = alloc_disk(1 << UBD_SHIFT);
if(disk == NULL)
- return(-ENOMEM);
+ return -ENOMEM;
disk->major = major;
disk->first_minor = unit << UBD_SHIFT;
@@ -758,14 +758,14 @@ static int ubd_config(char *str, char **
goto err_free;
}
- mutex_lock(&ubd_lock);
+ mutex_lock(&ubd_lock);
ret = ubd_add(n, error_out);
if (ret)
ubd_devs[n].file = NULL;
- mutex_unlock(&ubd_lock);
+ mutex_unlock(&ubd_lock);
out:
- return ret;
+ return ret;
err_free:
kfree(str);
@@ -780,7 +780,7 @@ static int ubd_get_config(char *name, ch
n = parse_unit(&name);
if((n >= MAX_DEV) || (n < 0)){
*error_out = "ubd_get_config : device number out of range";
- return(-1);
+ return -1;
}
ubd_dev = &ubd_devs[n];
@@ -801,17 +801,17 @@ static int ubd_get_config(char *name, ch
out:
mutex_unlock(&ubd_lock);
- return(len);
+ return len;
}
static int ubd_id(char **str, int *start_out, int *end_out)
{
- int n;
+ int n;
n = parse_unit(str);
- *start_out = 0;
- *end_out = MAX_DEV - 1;
- return n;
+ *start_out = 0;
+ *end_out = MAX_DEV - 1;
+ return n;
}
static int ubd_remove(int n, char **error_out)
@@ -832,7 +832,7 @@ static int ubd_remove(int n, char **erro
if(ubd_dev->count > 0)
goto out;
- ubd_gendisk[n] = NULL;
+ ubd_gendisk[n] = NULL;
if(disk != NULL){
del_gendisk(disk);
put_disk(disk);
@@ -858,7 +858,7 @@ static struct mc_device ubd_mc = {
.list = LIST_HEAD_INIT(ubd_mc.list),
.name = "ubd",
.config = ubd_config,
- .get_config = ubd_get_config,
+ .get_config = ubd_get_config,
.id = ubd_id,
.remove = ubd_remove,
};
@@ -880,7 +880,7 @@ static int __init ubd0_init(void)
ubd_dev->file = "root_fs";
mutex_unlock(&ubd_lock);
- return(0);
+ return 0;
}
__initcall(ubd0_init);
@@ -908,14 +908,14 @@ static int __init ubd_init(void)
return -1;
}
platform_driver_register(&ubd_driver);
- mutex_lock(&ubd_lock);
+ mutex_lock(&ubd_lock);
for (i = 0; i < MAX_DEV; i++){
err = ubd_add(i, &error);
if(err)
printk(KERN_ERR "Failed to initialize ubd device %d :"
"%s\n", i, error);
}
- mutex_unlock(&ubd_lock);
+ mutex_unlock(&ubd_lock);
return 0;
}
@@ -939,7 +939,7 @@ static int __init ubd_driver_init(void){
"ubd : Failed to start I/O thread (errno = %d) - "
"falling back to synchronous I/O\n", -io_pid);
io_pid = -1;
- return(0);
+ return 0;
}
err = um_request_irq(UBD_IRQ, thread_fd, IRQ_READ, ubd_intr,
IRQF_DISABLED, "ubd", ubd_devs);
@@ -974,7 +974,7 @@ static int ubd_open(struct inode *inode,
err = -EROFS;
}*/
out:
- return(err);
+ return err;
}
static int ubd_release(struct inode * inode, struct file * file)
@@ -984,7 +984,7 @@ static int ubd_release(struct inode * in
if(--ubd_dev->count == 0)
ubd_close_dev(ubd_dev);
- return(0);
+ return 0;
}
static void cowify_bitmap(__u64 io_offset, int length, unsigned long *cow_mask,
@@ -1040,7 +1040,7 @@ static void cowify_req(struct io_thread_
if(ubd_test_bit(sector + i, (unsigned char *) bitmap))
ubd_set_bit(i, (unsigned char *)
&req->sector_mask);
- }
+ }
}
else cowify_bitmap(req->offset, req->length, &req->sector_mask,
&req->cow_offset, bitmap, bitmap_offset,
@@ -1157,21 +1157,21 @@ static int ubd_ioctl(struct inode * inod
ubd_id.cyls = ubd_dev->size / (128 * 32 * 512);
if(copy_to_user((char __user *) arg, (char *) &ubd_id,
sizeof(ubd_id)))
- return(-EFAULT);
- return(0);
+ return -EFAULT;
+ return 0;
case CDROMVOLREAD:
if(copy_from_user(&volume, (char __user *) arg, sizeof(volume)))
- return(-EFAULT);
+ return -EFAULT;
volume.channel0 = 255;
volume.channel1 = 255;
volume.channel2 = 255;
volume.channel3 = 255;
if(copy_to_user((char __user *) arg, &volume, sizeof(volume)))
- return(-EFAULT);
- return(0);
+ return -EFAULT;
+ return 0;
}
- return(-EINVAL);
+ return -EINVAL;
}
static int path_requires_switch(char *from_cmdline, char *from_cow, char *cow)
@@ -1213,29 +1213,29 @@ static int backing_file_mismatch(char *f
if(err < 0){
printk("Failed to get modification time of backing file "
"\"%s\", err = %d\n", file, -err);
- return(err);
+ return err;
}
err = os_file_size(file, &actual);
if(err < 0){
printk("Failed to get size of backing file \"%s\", "
"err = %d\n", file, -err);
- return(err);
+ return err;
}
- if(actual != size){
+ if(actual != size){
/*__u64 can be a long on AMD64 and with %lu GCC complains; so
* the typecast.*/
printk("Size mismatch (%llu vs %llu) of COW header vs backing "
"file\n", (unsigned long long) size, actual);
- return(-EINVAL);
+ return -EINVAL;
}
if(modtime != mtime){
printk("mtime mismatch (%ld vs %ld) of COW header vs backing "
"file\n", mtime, modtime);
- return(-EINVAL);
+ return -EINVAL;
}
- return(0);
+ return 0;
}
int read_cow_bitmap(int fd, void *buf, int offset, int len)
@@ -1244,13 +1244,13 @@ int read_cow_bitmap(int fd, void *buf, i
err = os_seek_file(fd, offset);
if(err < 0)
- return(err);
+ return err;
- err = os_read_file_k(fd, buf, len);
+ err = os_read_file(fd, buf, len);
if(err < 0)
- return(err);
+ return err;
- return(0);
+ return 0;
}
int open_ubd_file(char *file, struct openflags *openflags, int shared,
@@ -1268,14 +1268,14 @@ int open_ubd_file(char *file, struct ope
if (fd < 0) {
if ((fd == -ENOENT) && (create_cow_out != NULL))
*create_cow_out = 1;
- if (!openflags->w ||
- ((fd != -EROFS) && (fd != -EACCES)))
+ if (!openflags->w ||
+ ((fd != -EROFS) && (fd != -EACCES)))
return fd;
openflags->w = 0;
fd = os_open_file(file, *openflags, mode);
if (fd < 0)
return fd;
- }
+ }
if(shared)
printk("Not locking \"%s\" on the host\n", file);
@@ -1289,7 +1289,7 @@ int open_ubd_file(char *file, struct ope
/* Successful return case! */
if(backing_file_out == NULL)
- return(fd);
+ return fd;
err = read_cow_header(file_reader, &fd, &version, &backing_file, &mtime,
&size, §orsize, &align, bitmap_offset_out);
@@ -1299,7 +1299,7 @@ int open_ubd_file(char *file, struct ope
goto out_close;
}
if(err)
- return(fd);
+ return fd;
asked_switch = path_requires_switch(*backing_file_out, backing_file, file);
@@ -1322,7 +1322,7 @@ int open_ubd_file(char *file, struct ope
cow_sizes(version, size, sectorsize, align, *bitmap_offset_out,
bitmap_len_out, data_offset_out);
- return fd;
+ return fd;
out_close:
os_close_file(fd);
return err;
@@ -1347,10 +1347,10 @@ int create_cow_file(char *cow_file, char
bitmap_offset_out, bitmap_len_out,
data_offset_out);
if(!err)
- return(fd);
+ return fd;
os_close_file(fd);
out:
- return(err);
+ return err;
}
static int update_bitmap(struct io_thread_req *req)
@@ -1358,12 +1358,12 @@ static int update_bitmap(struct io_threa
int n;
if(req->cow_offset == -1)
- return(0);
+ return 0;
n = os_seek_file(req->fds[1], req->cow_offset);
if(n < 0){
printk("do_io - bitmap lseek failed : err = %d\n", -n);
- return(1);
+ return 1;
}
n = os_write_file_k(req->fds[1], &req->bitmap_words,
@@ -1371,10 +1371,10 @@ static int update_bitmap(struct io_threa
if(n != sizeof(req->bitmap_words)){
printk("do_io - bitmap update failed, err = %d fd = %d\n", -n,
req->fds[1]);
- return(1);
+ return 1;
}
- return(0);
+ return 0;
}
void do_io(struct io_thread_req *req)
Index: linux-2.6.21-mm/arch/um/kernel/initrd.c
===================================================================
--- linux-2.6.21-mm.orig/arch/um/kernel/initrd.c 2007-04-12 11:34:41.000000000 -0400
+++ linux-2.6.21-mm/arch/um/kernel/initrd.c 2007-04-12 11:35:33.000000000 -0400
@@ -21,12 +21,20 @@ static int __init read_initrd(void)
long long size;
int err;
- if(initrd == NULL) return 0;
+ if(initrd == NULL)
+ return 0;
+
err = os_file_size(initrd, &size);
- if(err) return 0;
+ if(err)
+ return 0;
+
area = alloc_bootmem(size);
- if(area == NULL) return 0;
- if(load_initrd(initrd, area, size) == -1) return 0;
+ if(area == NULL)
+ return 0;
+
+ if(load_initrd(initrd, area, size) == -1)
+ return 0;
+
initrd_start = (unsigned long) area;
initrd_end = initrd_start + size;
return 0;
@@ -53,25 +61,15 @@ int load_initrd(char *filename, void *bu
fd = os_open_file(filename, of_read(OPENFLAGS()), 0);
if(fd < 0){
printk("Opening '%s' failed - err = %d\n", filename, -fd);
- return(-1);
+ return -1;
}
n = os_read_file_k(fd, buf, size);
if(n != size){
printk("Read of %d bytes from '%s' failed, err = %d\n", size,
filename, -n);
- return(-1);
+ return -1;
}
os_close_file(fd);
- return(0);
+ return 0;
}
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
Index: linux-2.6.21-mm/arch/um/kernel/smp.c
===================================================================
--- linux-2.6.21-mm.orig/arch/um/kernel/smp.c 2007-04-12 11:34:41.000000000 -0400
+++ linux-2.6.21-mm/arch/um/kernel/smp.c 2007-04-12 11:35:33.000000000 -0400
@@ -89,7 +89,7 @@ static int idle_proc(void *cpup)
cpu_set(cpu, cpu_online_map);
default_idle();
- return(0);
+ return 0;
}
static struct task_struct *idle_thread(int cpu)
@@ -97,8 +97,8 @@ static struct task_struct *idle_thread(i
struct task_struct *new_task;
unsigned char c;
- current->thread.request.u.thread.proc = idle_proc;
- current->thread.request.u.thread.arg = (void *) cpu;
+ current->thread.request.u.thread.proc = idle_proc;
+ current->thread.request.u.thread.arg = (void *) cpu;
new_task = fork_idle(cpu);
if(IS_ERR(new_task))
panic("copy_process failed in idle_thread, error = %ld",
@@ -111,7 +111,7 @@ static struct task_struct *idle_thread(i
CHOOSE_MODE(os_write_file_k(new_task->thread.mode.tt.switch_pipe[1], &c,
sizeof(c)),
({ panic("skas mode doesn't support SMP"); }));
- return(new_task);
+ return new_task;
}
void smp_prepare_cpus(unsigned int maxcpus)
@@ -162,13 +162,13 @@ int __cpu_up(unsigned int cpu)
cpu_set(cpu, smp_commenced_mask);
while (!cpu_isset(cpu, cpu_online_map))
mb();
- return(0);
+ return 0;
}
int setup_profiling_timer(unsigned int multiplier)
{
printk(KERN_INFO "setup_profiling_timer\n");
- return(0);
+ return 0;
}
void smp_call_function_slave(int cpu);
@@ -204,7 +204,7 @@ void IPI_handler(int cpu)
int hard_smp_processor_id(void)
{
- return(pid_to_processor_id(os_getpid()));
+ return pid_to_processor_id(os_getpid());
}
static DEFINE_SPINLOCK(call_lock);
@@ -253,14 +253,3 @@ int smp_call_function(void (*_func)(void
}
#endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
-
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