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PCI: Rename dev_res_x to add_res or fail_res

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Linus says don't use dev_res_x because it doesn't communicate anything
about usage.  Rename them to add_res or fail_res etc according to
context.

Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
This commit is contained in:
Yinghai Lu 2012-01-21 02:08:29 -08:00 committed by Jesse Barnes
parent 764242a0ae
commit b9b0bba96c
1 changed files with 55 additions and 55 deletions
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110
drivers/pci/setup-bus.c
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@ -95,32 +95,32 @@ static void add_to_failed_list(struct list_head *head,
0 /* dont care */);
}
static void remove_from_list(struct list_head *realloc_head,
static void remove_from_list(struct list_head *head,
struct resource *res)
{
struct pci_dev_resource *dev_res_x, *tmp;
struct pci_dev_resource *dev_res, *tmp;
list_for_each_entry_safe(dev_res_x, tmp, realloc_head, list) {
if (dev_res_x->res == res) {
list_del(&dev_res_x->list);
kfree(dev_res_x);
list_for_each_entry_safe(dev_res, tmp, head, list) {
if (dev_res->res == res) {
list_del(&dev_res->list);
kfree(dev_res);
break;
}
}
}
static resource_size_t get_res_add_size(struct list_head *realloc_head,
static resource_size_t get_res_add_size(struct list_head *head,
struct resource *res)
{
struct pci_dev_resource *dev_res_x;
struct pci_dev_resource *dev_res;
list_for_each_entry(dev_res_x, realloc_head, list) {
if (dev_res_x->res == res) {
dev_printk(KERN_DEBUG, &dev_res_x->dev->dev,
list_for_each_entry(dev_res, head, list) {
if (dev_res->res == res) {
dev_printk(KERN_DEBUG, &dev_res->dev->dev,
"%pR get_res_add_size add_size %llx\n",
dev_res_x->res,
(unsigned long long)dev_res_x->add_size);
return dev_res_x->add_size;
dev_res->res,
(unsigned long long)dev_res->add_size);
return dev_res->add_size;
}
}
@ -221,15 +221,15 @@ static void reassign_resources_sorted(struct list_head *realloc_head,
struct list_head *head)
{
struct resource *res;
struct pci_dev_resource *dev_res_x, *tmp;
struct pci_dev_resource *add_res, *tmp;
struct pci_dev_resource *dev_res;
resource_size_t add_size;
int idx;
list_for_each_entry_safe(dev_res_x, tmp, realloc_head, list) {
list_for_each_entry_safe(add_res, tmp, realloc_head, list) {
bool found_match = false;
res = dev_res_x->res;
res = add_res->res;
/* skip resource that has been reset */
if (!res->flags)
goto out;
@ -244,26 +244,26 @@ static void reassign_resources_sorted(struct list_head *realloc_head,
if (!found_match)/* just skip */
continue;
idx = res - &dev_res_x->dev->resource[0];
add_size = dev_res_x->add_size;
idx = res - &add_res->dev->resource[0];
add_size = add_res->add_size;
if (!resource_size(res)) {
res->start = dev_res_x->start;
res->start = add_res->start;
res->end = res->start + add_size - 1;
if (pci_assign_resource(dev_res_x->dev, idx))
if (pci_assign_resource(add_res->dev, idx))
reset_resource(res);
} else {
resource_size_t align = dev_res_x->min_align;
res->flags |= dev_res_x->flags &
resource_size_t align = add_res->min_align;
res->flags |= add_res->flags &
(IORESOURCE_STARTALIGN|IORESOURCE_SIZEALIGN);
if (pci_reassign_resource(dev_res_x->dev, idx,
if (pci_reassign_resource(add_res->dev, idx,
add_size, align))
dev_printk(KERN_DEBUG, &dev_res_x->dev->dev,
dev_printk(KERN_DEBUG, &add_res->dev->dev,
"failed to add optional resources res=%pR\n",
res);
}
out:
list_del(&dev_res_x->list);
kfree(dev_res_x);
list_del(&add_res->list);
kfree(add_res);
}
}
@ -319,7 +319,7 @@ static void __assign_resources_sorted(struct list_head *head,
*/
LIST_HEAD(save_head);
LIST_HEAD(local_fail_head);
struct pci_dev_resource *dev_res_x;
struct pci_dev_resource *save_res;
struct pci_dev_resource *dev_res;
/* Check if optional add_size is there */
@ -358,12 +358,12 @@ static void __assign_resources_sorted(struct list_head *head,
if (dev_res->res->parent)
release_resource(dev_res->res);
/* Restore start/end/flags from saved list */
list_for_each_entry(dev_res_x, &save_head, list) {
struct resource *res = dev_res_x->res;
list_for_each_entry(save_res, &save_head, list) {
struct resource *res = save_res->res;
res->start = dev_res_x->start;
res->end = dev_res_x->end;
res->flags = dev_res_x->flags;
res->start = save_res->start;
res->end = save_res->end;
res->flags = save_res->flags;
}
free_list(pci_dev_resource, &save_head);
@ -1250,7 +1250,7 @@ pci_assign_unassigned_resources(void)
int tried_times = 0;
enum release_type rel_type = leaf_only;
LIST_HEAD(fail_head);
struct pci_dev_resource *dev_res_x;
struct pci_dev_resource *fail_res;
unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
IORESOURCE_PREFETCH;
unsigned long failed_type;
@ -1289,8 +1289,8 @@ again:
goto enable_and_dump;
failed_type = 0;
list_for_each_entry(dev_res_x, &fail_head, list)
failed_type |= dev_res_x->flags;
list_for_each_entry(fail_res, &fail_head, list)
failed_type |= fail_res->flags;
/*
* io port are tight, don't try extra
@ -1313,20 +1313,20 @@ again:
* Try to release leaf bridge's resources that doesn't fit resource of
* child device under that bridge
*/
list_for_each_entry(dev_res_x, &fail_head, list) {
bus = dev_res_x->dev->bus;
list_for_each_entry(fail_res, &fail_head, list) {
bus = fail_res->dev->bus;
pci_bus_release_bridge_resources(bus,
dev_res_x->flags & type_mask,
fail_res->flags & type_mask,
rel_type);
}
/* restore size and flags */
list_for_each_entry(dev_res_x, &fail_head, list) {
struct resource *res = dev_res_x->res;
list_for_each_entry(fail_res, &fail_head, list) {
struct resource *res = fail_res->res;
res->start = dev_res_x->start;
res->end = dev_res_x->end;
res->flags = dev_res_x->flags;
if (dev_res_x->dev->subordinate)
res->start = fail_res->start;
res->end = fail_res->end;
res->flags = fail_res->flags;
if (fail_res->dev->subordinate)
res->flags = 0;
}
free_list(pci_dev_resource, &fail_head);
@ -1350,7 +1350,7 @@ void pci_assign_unassigned_bridge_resources(struct pci_dev *bridge)
want additional resources */
int tried_times = 0;
LIST_HEAD(fail_head);
struct pci_dev_resource *dev_res_x;
struct pci_dev_resource *fail_res;
int retval;
unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM |
IORESOURCE_PREFETCH;
@ -1377,21 +1377,21 @@ again:
* Try to release leaf bridge's resources that doesn't fit resource of
* child device under that bridge
*/
list_for_each_entry(dev_res_x, &fail_head, list) {
struct pci_bus *bus = dev_res_x->dev->bus;
unsigned long flags = dev_res_x->flags;
list_for_each_entry(fail_res, &fail_head, list) {
struct pci_bus *bus = fail_res->dev->bus;
unsigned long flags = fail_res->flags;
pci_bus_release_bridge_resources(bus, flags & type_mask,
whole_subtree);
}
/* restore size and flags */
list_for_each_entry(dev_res_x, &fail_head, list) {
struct resource *res = dev_res_x->res;
list_for_each_entry(fail_res, &fail_head, list) {
struct resource *res = fail_res->res;
res->start = dev_res_x->start;
res->end = dev_res_x->end;
res->flags = dev_res_x->flags;
if (dev_res_x->dev->subordinate)
res->start = fail_res->start;
res->end = fail_res->end;
res->flags = fail_res->flags;
if (fail_res->dev->subordinate)
res->flags = 0;
}
free_list(pci_dev_resource, &fail_head);