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[PATCH] bootmem: miscellaneous coding style fixes
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It fixes various coding style issues, specially when spaces are useless.  For
example '*' go next to the function name.

Signed-off-by: Franck Bui-Huu <vagabon.xyz@gmail.com>
Cc: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Franck Bui-Huu authored and Linus Torvalds committed Sep 26, 2006
1 parent bbc7b92 commit f71bf0c
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Showing 2 changed files with 93 additions and 83 deletions.
95 changes: 49 additions & 46 deletions include/linux/bootmem.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -38,29 +38,30 @@ typedef struct bootmem_data {
struct list_head list;
} bootmem_data_t;

extern unsigned long bootmem_bootmap_pages (unsigned long);
extern unsigned long init_bootmem (unsigned long addr, unsigned long memend);
extern void free_bootmem (unsigned long addr, unsigned long size);
extern void * __alloc_bootmem (unsigned long size,
unsigned long align,
unsigned long goal);
extern void * __alloc_bootmem_nopanic (unsigned long size,
unsigned long align,
unsigned long goal);
extern void * __alloc_bootmem_low(unsigned long size,
extern unsigned long bootmem_bootmap_pages(unsigned long);
extern unsigned long init_bootmem(unsigned long addr, unsigned long memend);
extern void free_bootmem(unsigned long addr, unsigned long size);
extern void *__alloc_bootmem(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_nopanic(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_low(unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void *__alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void * __alloc_bootmem_low_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern void * __alloc_bootmem_core(struct bootmem_data *bdata,
unsigned long size,
unsigned long align,
unsigned long goal,
unsigned long limit);
unsigned long goal,
unsigned long limit);

#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
extern void reserve_bootmem (unsigned long addr, unsigned long size);
extern void reserve_bootmem(unsigned long addr, unsigned long size);
#define alloc_bootmem(x) \
__alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_low(x) \
Expand All @@ -70,22 +71,24 @@ extern void reserve_bootmem (unsigned long addr, unsigned long size);
#define alloc_bootmem_low_pages(x) \
__alloc_bootmem_low(x, PAGE_SIZE, 0)
#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */
extern unsigned long free_all_bootmem (void);
extern void * __alloc_bootmem_node (pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern unsigned long init_bootmem_node (pg_data_t *pgdat,
unsigned long freepfn,
unsigned long startpfn,
unsigned long endpfn);
extern void reserve_bootmem_node (pg_data_t *pgdat,
unsigned long physaddr,
unsigned long size);
extern void free_bootmem_node (pg_data_t *pgdat,
unsigned long addr,
unsigned long size);
extern unsigned long free_all_bootmem_node (pg_data_t *pgdat);

extern unsigned long free_all_bootmem(void);
extern unsigned long free_all_bootmem_node(pg_data_t *pgdat);
extern void *__alloc_bootmem_node(pg_data_t *pgdat,
unsigned long size,
unsigned long align,
unsigned long goal);
extern unsigned long init_bootmem_node(pg_data_t *pgdat,
unsigned long freepfn,
unsigned long startpfn,
unsigned long endpfn);
extern void reserve_bootmem_node(pg_data_t *pgdat,
unsigned long physaddr,
unsigned long size);
extern void free_bootmem_node(pg_data_t *pgdat,
unsigned long addr,
unsigned long size);

#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
#define alloc_bootmem_node(pgdat, x) \
__alloc_bootmem_node(pgdat, x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
Expand All @@ -102,19 +105,19 @@ static inline void *alloc_remap(int nid, unsigned long size)
{
return NULL;
}
#endif
#endif /* CONFIG_HAVE_ARCH_ALLOC_REMAP */

extern unsigned long __meminitdata nr_kernel_pages;
extern unsigned long nr_all_pages;

extern void * alloc_large_system_hash(const char *tablename,
unsigned long bucketsize,
unsigned long numentries,
int scale,
int flags,
unsigned int *_hash_shift,
unsigned int *_hash_mask,
unsigned long limit);
extern void *alloc_large_system_hash(const char *tablename,
unsigned long bucketsize,
unsigned long numentries,
int scale,
int flags,
unsigned int *_hash_shift,
unsigned int *_hash_mask,
unsigned long limit);

#define HASH_HIGHMEM 0x00000001 /* Consider highmem? */
#define HASH_EARLY 0x00000002 /* Allocating during early boot? */
Expand Down
81 changes: 44 additions & 37 deletions mm/bootmem.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@ unsigned long saved_max_pfn;
#endif

/* return the number of _pages_ that will be allocated for the boot bitmap */
unsigned long __init bootmem_bootmap_pages (unsigned long pages)
unsigned long __init bootmem_bootmap_pages(unsigned long pages)
{
unsigned long mapsize;

Expand All @@ -48,12 +48,14 @@ unsigned long __init bootmem_bootmap_pages (unsigned long pages)

return mapsize;
}

/*
* link bdata in order
*/
static void __init link_bootmem(bootmem_data_t *bdata)
{
bootmem_data_t *ent;

if (list_empty(&bdata_list)) {
list_add(&bdata->list, &bdata_list);
return;
Expand All @@ -66,7 +68,6 @@ static void __init link_bootmem(bootmem_data_t *bdata)
}
}
list_add_tail(&bdata->list, &bdata_list);
return;
}

/*
Expand All @@ -85,7 +86,7 @@ static unsigned long __init get_mapsize(bootmem_data_t *bdata)
/*
* Called once to set up the allocator itself.
*/
static unsigned long __init init_bootmem_core (pg_data_t *pgdat,
static unsigned long __init init_bootmem_core(pg_data_t *pgdat,
unsigned long mapstart, unsigned long start, unsigned long end)
{
bootmem_data_t *bdata = pgdat->bdata;
Expand Down Expand Up @@ -185,7 +186,7 @@ __alloc_bootmem_core(struct bootmem_data *bdata, unsigned long size,
unsigned long i, start = 0, incr, eidx, end_pfn;
void *ret;

if(!size) {
if (!size) {
printk("__alloc_bootmem_core(): zero-sized request\n");
BUG();
}
Expand Down Expand Up @@ -234,7 +235,7 @@ __alloc_bootmem_core(struct bootmem_data *bdata, unsigned long size,
for (j = i + 1; j < i + areasize; ++j) {
if (j >= eidx)
goto fail_block;
if (test_bit (j, bdata->node_bootmem_map))
if (test_bit(j, bdata->node_bootmem_map))
goto fail_block;
}
start = i;
Expand Down Expand Up @@ -262,19 +263,21 @@ __alloc_bootmem_core(struct bootmem_data *bdata, unsigned long size,
bdata->last_offset && bdata->last_pos+1 == start) {
offset = ALIGN(bdata->last_offset, align);
BUG_ON(offset > PAGE_SIZE);
remaining_size = PAGE_SIZE-offset;
remaining_size = PAGE_SIZE - offset;
if (size < remaining_size) {
areasize = 0;
/* last_pos unchanged */
bdata->last_offset = offset+size;
ret = phys_to_virt(bdata->last_pos*PAGE_SIZE + offset +
bdata->node_boot_start);
bdata->last_offset = offset + size;
ret = phys_to_virt(bdata->last_pos * PAGE_SIZE +
offset +
bdata->node_boot_start);
} else {
remaining_size = size - remaining_size;
areasize = (remaining_size+PAGE_SIZE-1)/PAGE_SIZE;
ret = phys_to_virt(bdata->last_pos*PAGE_SIZE + offset +
bdata->node_boot_start);
bdata->last_pos = start+areasize-1;
areasize = (remaining_size + PAGE_SIZE-1) / PAGE_SIZE;
ret = phys_to_virt(bdata->last_pos * PAGE_SIZE +
offset +
bdata->node_boot_start);
bdata->last_pos = start + areasize - 1;
bdata->last_offset = remaining_size;
}
bdata->last_offset &= ~PAGE_MASK;
Expand All @@ -287,7 +290,7 @@ __alloc_bootmem_core(struct bootmem_data *bdata, unsigned long size,
/*
* Reserve the area now:
*/
for (i = start; i < start+areasize; i++)
for (i = start; i < start + areasize; i++)
if (unlikely(test_and_set_bit(i, bdata->node_bootmem_map)))
BUG();
memset(ret, 0, size);
Expand Down Expand Up @@ -338,7 +341,7 @@ static unsigned long __init free_all_bootmem_core(pg_data_t *pgdat)
}
}
} else {
i+=BITS_PER_LONG;
i += BITS_PER_LONG;
}
pfn += BITS_PER_LONG;
}
Expand All @@ -361,51 +364,51 @@ static unsigned long __init free_all_bootmem_core(pg_data_t *pgdat)
return total;
}

unsigned long __init init_bootmem_node (pg_data_t *pgdat, unsigned long freepfn,
unsigned long __init init_bootmem_node(pg_data_t *pgdat, unsigned long freepfn,
unsigned long startpfn, unsigned long endpfn)
{
return(init_bootmem_core(pgdat, freepfn, startpfn, endpfn));
return init_bootmem_core(pgdat, freepfn, startpfn, endpfn);
}

void __init reserve_bootmem_node (pg_data_t *pgdat, unsigned long physaddr,
unsigned long size)
void __init reserve_bootmem_node(pg_data_t *pgdat, unsigned long physaddr,
unsigned long size)
{
reserve_bootmem_core(pgdat->bdata, physaddr, size);
}

void __init free_bootmem_node (pg_data_t *pgdat, unsigned long physaddr,
unsigned long size)
void __init free_bootmem_node(pg_data_t *pgdat, unsigned long physaddr,
unsigned long size)
{
free_bootmem_core(pgdat->bdata, physaddr, size);
}

unsigned long __init free_all_bootmem_node (pg_data_t *pgdat)
unsigned long __init free_all_bootmem_node(pg_data_t *pgdat)
{
return(free_all_bootmem_core(pgdat));
return free_all_bootmem_core(pgdat);
}

unsigned long __init init_bootmem (unsigned long start, unsigned long pages)
unsigned long __init init_bootmem(unsigned long start, unsigned long pages)
{
max_low_pfn = pages;
min_low_pfn = start;
return(init_bootmem_core(NODE_DATA(0), start, 0, pages));
return init_bootmem_core(NODE_DATA(0), start, 0, pages);
}

#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
void __init reserve_bootmem (unsigned long addr, unsigned long size)
void __init reserve_bootmem(unsigned long addr, unsigned long size)
{
reserve_bootmem_core(NODE_DATA(0)->bdata, addr, size);
}
#endif /* !CONFIG_HAVE_ARCH_BOOTMEM_NODE */

void __init free_bootmem (unsigned long addr, unsigned long size)
void __init free_bootmem(unsigned long addr, unsigned long size)
{
free_bootmem_core(NODE_DATA(0)->bdata, addr, size);
}

unsigned long __init free_all_bootmem (void)
unsigned long __init free_all_bootmem(void)
{
return(free_all_bootmem_core(NODE_DATA(0)));
return free_all_bootmem_core(NODE_DATA(0));
}

void * __init __alloc_bootmem_nopanic(unsigned long size, unsigned long align,
Expand All @@ -414,16 +417,19 @@ void * __init __alloc_bootmem_nopanic(unsigned long size, unsigned long align,
bootmem_data_t *bdata;
void *ptr;

list_for_each_entry(bdata, &bdata_list, list)
if ((ptr = __alloc_bootmem_core(bdata, size, align, goal, 0)))
return(ptr);
list_for_each_entry(bdata, &bdata_list, list) {
ptr = __alloc_bootmem_core(bdata, size, align, goal, 0);
if (ptr)
return ptr;
}
return NULL;
}

void * __init __alloc_bootmem(unsigned long size, unsigned long align,
unsigned long goal)
{
void *mem = __alloc_bootmem_nopanic(size,align,goal);

if (mem)
return mem;
/*
Expand All @@ -442,7 +448,7 @@ void * __init __alloc_bootmem_node(pg_data_t *pgdat, unsigned long size,

ptr = __alloc_bootmem_core(pgdat->bdata, size, align, goal, 0);
if (ptr)
return (ptr);
return ptr;

return __alloc_bootmem(size, align, goal);
}
Expand All @@ -455,10 +461,11 @@ void * __init __alloc_bootmem_low(unsigned long size, unsigned long align,
bootmem_data_t *bdata;
void *ptr;

list_for_each_entry(bdata, &bdata_list, list)
if ((ptr = __alloc_bootmem_core(bdata, size,
align, goal, LOW32LIMIT)))
return(ptr);
list_for_each_entry(bdata, &bdata_list, list) {
ptr = __alloc_bootmem_core(bdata, size, align, goal, LOW32LIMIT);
if (ptr)
return ptr;
}

/*
* Whoops, we cannot satisfy the allocation request.
Expand Down

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