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authorakpm@linux-foundation.org <akpm@linux-foundation.org>2007-07-24 19:44:55 -0700
committerTony Luck <tony.luck@intel.com>2007-07-25 12:56:39 -0700
commit3b74d18e54e20fc1d398eb391bea5b9aed22aca5 (patch)
treeab0c4f72ce87ea02978799c9e3fdc79c05bd1c9b /arch
parenta07ee86205808d36973440e68c7277f9ed63b87f (diff)
downloadop-kernel-dev-3b74d18e54e20fc1d398eb391bea5b9aed22aca5.zip
op-kernel-dev-3b74d18e54e20fc1d398eb391bea5b9aed22aca5.tar.gz
[IA64] rename partial_page
Jens has added a partial_page thing in splice whcih conflicts with the ia64 one. Rename ia64 out of the way. (ia64 chose poorly). Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/ia64/ia32/ia32_support.c8
-rw-r--r--arch/ia64/ia32/ia32priv.h12
-rw-r--r--arch/ia64/ia32/sys_ia32.c81
-rw-r--r--arch/ia64/kernel/process.c7
4 files changed, 55 insertions, 53 deletions
diff --git a/arch/ia64/ia32/ia32_support.c b/arch/ia64/ia32/ia32_support.c
index e13a1a1..d1d50cd 100644
--- a/arch/ia64/ia32/ia32_support.c
+++ b/arch/ia64/ia32/ia32_support.c
@@ -249,11 +249,11 @@ ia32_init (void)
#if PAGE_SHIFT > IA32_PAGE_SHIFT
{
- extern struct kmem_cache *partial_page_cachep;
+ extern struct kmem_cache *ia64_partial_page_cachep;
- partial_page_cachep = kmem_cache_create("partial_page_cache",
- sizeof(struct partial_page),
- 0, SLAB_PANIC, NULL);
+ ia64_partial_page_cachep = kmem_cache_create("ia64_partial_page_cache",
+ sizeof(struct ia64_partial_page),
+ 0, SLAB_PANIC, NULL);
}
#endif
return 0;
diff --git a/arch/ia64/ia32/ia32priv.h b/arch/ia64/ia32/ia32priv.h
index cfa0bc0..466bbcb 100644
--- a/arch/ia64/ia32/ia32priv.h
+++ b/arch/ia64/ia32/ia32priv.h
@@ -25,8 +25,8 @@
* partially mapped pages provide precise accounting of which 4k sub pages
* are mapped and which ones are not, thereby improving IA-32 compatibility.
*/
-struct partial_page {
- struct partial_page *next; /* linked list, sorted by address */
+struct ia64_partial_page {
+ struct ia64_partial_page *next; /* linked list, sorted by address */
struct rb_node pp_rb;
/* 64K is the largest "normal" page supported by ia64 ABI. So 4K*64
* should suffice.*/
@@ -34,17 +34,17 @@ struct partial_page {
unsigned int base;
};
-struct partial_page_list {
- struct partial_page *pp_head; /* list head, points to the lowest
+struct ia64_partial_page_list {
+ struct ia64_partial_page *pp_head; /* list head, points to the lowest
* addressed partial page */
struct rb_root ppl_rb;
- struct partial_page *pp_hint; /* pp_hint->next is the last
+ struct ia64_partial_page *pp_hint; /* pp_hint->next is the last
* accessed partial page */
atomic_t pp_count; /* reference count */
};
#if PAGE_SHIFT > IA32_PAGE_SHIFT
-struct partial_page_list* ia32_init_pp_list (void);
+struct ia64_partial_page_list* ia32_init_pp_list (void);
#else
# define ia32_init_pp_list() 0
#endif
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 0afb4fe..af10462 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -253,17 +253,17 @@ mmap_subpage (struct file *file, unsigned long start, unsigned long end, int pro
return ret;
}
-/* SLAB cache for partial_page structures */
-struct kmem_cache *partial_page_cachep;
+/* SLAB cache for ia64_partial_page structures */
+struct kmem_cache *ia64_partial_page_cachep;
/*
- * init partial_page_list.
+ * init ia64_partial_page_list.
* return 0 means kmalloc fail.
*/
-struct partial_page_list*
+struct ia64_partial_page_list*
ia32_init_pp_list(void)
{
- struct partial_page_list *p;
+ struct ia64_partial_page_list *p;
if ((p = kmalloc(sizeof(*p), GFP_KERNEL)) == NULL)
return p;
@@ -280,12 +280,12 @@ ia32_init_pp_list(void)
* Else, return 0 and provide @pprev, @rb_link, @rb_parent to
* be used by later __ia32_insert_pp().
*/
-static struct partial_page *
-__ia32_find_pp(struct partial_page_list *ppl, unsigned int start,
- struct partial_page **pprev, struct rb_node ***rb_link,
+static struct ia64_partial_page *
+__ia32_find_pp(struct ia64_partial_page_list *ppl, unsigned int start,
+ struct ia64_partial_page **pprev, struct rb_node ***rb_link,
struct rb_node **rb_parent)
{
- struct partial_page *pp;
+ struct ia64_partial_page *pp;
struct rb_node **__rb_link, *__rb_parent, *rb_prev;
pp = ppl->pp_hint;
@@ -297,7 +297,7 @@ __ia32_find_pp(struct partial_page_list *ppl, unsigned int start,
while (*__rb_link) {
__rb_parent = *__rb_link;
- pp = rb_entry(__rb_parent, struct partial_page, pp_rb);
+ pp = rb_entry(__rb_parent, struct ia64_partial_page, pp_rb);
if (pp->base == start) {
ppl->pp_hint = pp;
@@ -314,7 +314,7 @@ __ia32_find_pp(struct partial_page_list *ppl, unsigned int start,
*rb_parent = __rb_parent;
*pprev = NULL;
if (rb_prev)
- *pprev = rb_entry(rb_prev, struct partial_page, pp_rb);
+ *pprev = rb_entry(rb_prev, struct ia64_partial_page, pp_rb);
return NULL;
}
@@ -322,9 +322,9 @@ __ia32_find_pp(struct partial_page_list *ppl, unsigned int start,
* insert @pp into @ppl.
*/
static void
-__ia32_insert_pp(struct partial_page_list *ppl, struct partial_page *pp,
- struct partial_page *prev, struct rb_node **rb_link,
- struct rb_node *rb_parent)
+__ia32_insert_pp(struct ia64_partial_page_list *ppl,
+ struct ia64_partial_page *pp, struct ia64_partial_page *prev,
+ struct rb_node **rb_link, struct rb_node *rb_parent)
{
/* link list */
if (prev) {
@@ -334,7 +334,7 @@ __ia32_insert_pp(struct partial_page_list *ppl, struct partial_page *pp,
ppl->pp_head = pp;
if (rb_parent)
pp->next = rb_entry(rb_parent,
- struct partial_page, pp_rb);
+ struct ia64_partial_page, pp_rb);
else
pp->next = NULL;
}
@@ -350,8 +350,8 @@ __ia32_insert_pp(struct partial_page_list *ppl, struct partial_page *pp,
* delete @pp from partial page list @ppl.
*/
static void
-__ia32_delete_pp(struct partial_page_list *ppl, struct partial_page *pp,
- struct partial_page *prev)
+__ia32_delete_pp(struct ia64_partial_page_list *ppl,
+ struct ia64_partial_page *pp, struct ia64_partial_page *prev)
{
if (prev) {
prev->next = pp->next;
@@ -363,15 +363,15 @@ __ia32_delete_pp(struct partial_page_list *ppl, struct partial_page *pp,
ppl->pp_hint = pp->next;
}
rb_erase(&pp->pp_rb, &ppl->ppl_rb);
- kmem_cache_free(partial_page_cachep, pp);
+ kmem_cache_free(ia64_partial_page_cachep, pp);
}
-static struct partial_page *
-__pp_prev(struct partial_page *pp)
+static struct ia64_partial_page *
+__pp_prev(struct ia64_partial_page *pp)
{
struct rb_node *prev = rb_prev(&pp->pp_rb);
if (prev)
- return rb_entry(prev, struct partial_page, pp_rb);
+ return rb_entry(prev, struct ia64_partial_page, pp_rb);
else
return NULL;
}
@@ -383,7 +383,7 @@ __pp_prev(struct partial_page *pp)
static void
__ia32_delete_pp_range(unsigned int start, unsigned int end)
{
- struct partial_page *pp, *prev;
+ struct ia64_partial_page *pp, *prev;
struct rb_node **rb_link, *rb_parent;
if (start >= end)
@@ -401,7 +401,7 @@ __ia32_delete_pp_range(unsigned int start, unsigned int end)
}
while (pp && pp->base < end) {
- struct partial_page *tmp = pp->next;
+ struct ia64_partial_page *tmp = pp->next;
__ia32_delete_pp(current->thread.ppl, pp, prev);
pp = tmp;
}
@@ -414,7 +414,7 @@ __ia32_delete_pp_range(unsigned int start, unsigned int end)
static int
__ia32_set_pp(unsigned int start, unsigned int end, int flags)
{
- struct partial_page *pp, *prev;
+ struct ia64_partial_page *pp, *prev;
struct rb_node ** rb_link, *rb_parent;
unsigned int pstart, start_bit, end_bit, i;
@@ -450,8 +450,8 @@ __ia32_set_pp(unsigned int start, unsigned int end, int flags)
return 0;
}
- /* new a partial_page */
- pp = kmem_cache_alloc(partial_page_cachep, GFP_KERNEL);
+ /* new a ia64_partial_page */
+ pp = kmem_cache_alloc(ia64_partial_page_cachep, GFP_KERNEL);
if (!pp)
return -ENOMEM;
pp->base = pstart;
@@ -504,7 +504,7 @@ ia32_set_pp(unsigned int start, unsigned int end, int flags)
static int
__ia32_unset_pp(unsigned int start, unsigned int end)
{
- struct partial_page *pp, *prev;
+ struct ia64_partial_page *pp, *prev;
struct rb_node ** rb_link, *rb_parent;
unsigned int pstart, start_bit, end_bit, i;
struct vm_area_struct *vma;
@@ -532,8 +532,8 @@ __ia32_unset_pp(unsigned int start, unsigned int end)
return -ENOMEM;
}
- /* new a partial_page */
- pp = kmem_cache_alloc(partial_page_cachep, GFP_KERNEL);
+ /* new a ia64_partial_page */
+ pp = kmem_cache_alloc(ia64_partial_page_cachep, GFP_KERNEL);
if (!pp)
return -ENOMEM;
pp->base = pstart;
@@ -605,7 +605,7 @@ ia32_unset_pp(unsigned int *startp, unsigned int *endp)
static int
__ia32_compare_pp(unsigned int start, unsigned int end)
{
- struct partial_page *pp, *prev;
+ struct ia64_partial_page *pp, *prev;
struct rb_node ** rb_link, *rb_parent;
unsigned int pstart, start_bit, end_bit, size;
unsigned int first_bit, next_zero_bit; /* the first range in bitmap */
@@ -682,13 +682,13 @@ ia32_compare_pp(unsigned int *startp, unsigned int *endp)
}
static void
-__ia32_drop_pp_list(struct partial_page_list *ppl)
+__ia32_drop_pp_list(struct ia64_partial_page_list *ppl)
{
- struct partial_page *pp = ppl->pp_head;
+ struct ia64_partial_page *pp = ppl->pp_head;
while (pp) {
- struct partial_page *next = pp->next;
- kmem_cache_free(partial_page_cachep, pp);
+ struct ia64_partial_page *next = pp->next;
+ kmem_cache_free(ia64_partial_page_cachep, pp);
pp = next;
}
@@ -696,9 +696,9 @@ __ia32_drop_pp_list(struct partial_page_list *ppl)
}
void
-ia32_drop_partial_page_list(struct task_struct *task)
+ia32_drop_ia64_partial_page_list(struct task_struct *task)
{
- struct partial_page_list* ppl = task->thread.ppl;
+ struct ia64_partial_page_list* ppl = task->thread.ppl;
if (ppl && atomic_dec_and_test(&ppl->pp_count))
__ia32_drop_pp_list(ppl);
@@ -708,9 +708,9 @@ ia32_drop_partial_page_list(struct task_struct *task)
* Copy current->thread.ppl to ppl (already initialized).
*/
static int
-__ia32_copy_pp_list(struct partial_page_list *ppl)
+__ia32_copy_pp_list(struct ia64_partial_page_list *ppl)
{
- struct partial_page *pp, *tmp, *prev;
+ struct ia64_partial_page *pp, *tmp, *prev;
struct rb_node **rb_link, *rb_parent;
ppl->pp_head = NULL;
@@ -721,7 +721,7 @@ __ia32_copy_pp_list(struct partial_page_list *ppl)
prev = NULL;
for (pp = current->thread.ppl->pp_head; pp; pp = pp->next) {
- tmp = kmem_cache_alloc(partial_page_cachep, GFP_KERNEL);
+ tmp = kmem_cache_alloc(ia64_partial_page_cachep, GFP_KERNEL);
if (!tmp)
return -ENOMEM;
*tmp = *pp;
@@ -734,7 +734,8 @@ __ia32_copy_pp_list(struct partial_page_list *ppl)
}
int
-ia32_copy_partial_page_list(struct task_struct *p, unsigned long clone_flags)
+ia32_copy_ia64_partial_page_list(struct task_struct *p,
+ unsigned long clone_flags)
{
int retval = 0;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index fa40cba..4158906 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -499,7 +499,8 @@ copy_thread (int nr, unsigned long clone_flags,
/* Copy partially mapped page list */
if (!retval)
- retval = ia32_copy_partial_page_list(p, clone_flags);
+ retval = ia32_copy_ia64_partial_page_list(p,
+ clone_flags);
}
#endif
@@ -728,7 +729,7 @@ flush_thread (void)
ia64_drop_fpu(current);
#ifdef CONFIG_IA32_SUPPORT
if (IS_IA32_PROCESS(task_pt_regs(current))) {
- ia32_drop_partial_page_list(current);
+ ia32_drop_ia64_partial_page_list(current);
current->thread.task_size = IA32_PAGE_OFFSET;
set_fs(USER_DS);
}
@@ -754,7 +755,7 @@ exit_thread (void)
pfm_release_debug_registers(current);
#endif
if (IS_IA32_PROCESS(task_pt_regs(current)))
- ia32_drop_partial_page_list(current);
+ ia32_drop_ia64_partial_page_list(current);
}
unsigned long
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