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resource: Rename find_resource() to find_resource_space()

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Rename find_resource() to find_resource_space() to better describe what the
function does. This is a preparation for exposing it beyond resource.c,
which is needed by PCI core. Also rename the __ variant to match the names.

Link: https://lore.kernel.org/r/20240507102523.57320-3-ilpo.jarvinen@linux.intel.com
Tested-by: Lidong Wang <lidong.wang@intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Ilpo Järvinen 2024-05-07 13:25:17 +03:00 committed by Bjorn Helgaas
parent 1613e604df
commit 8559125bf7
1 changed files with 11 additions and 12 deletions
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23
kernel/resource.c
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@ -628,13 +628,12 @@ static void resource_clip(struct resource *res, resource_size_t min,
}
/*
* Find empty slot in the resource tree with the given range and
* Find empty space in the resource tree with the given range and
* alignment constraints
*/
static int __find_resource(struct resource *root, struct resource *old,
struct resource *new,
resource_size_t size,
struct resource_constraint *constraint)
static int __find_resource_space(struct resource *root, struct resource *old,
struct resource *new, resource_size_t size,
struct resource_constraint *constraint)
{
struct resource *this = root->child;
struct resource tmp = *new, avail, alloc;
@ -688,13 +687,13 @@ next: if (!this || this->end == root->end)
}
/*
* Find empty slot in the resource tree given range and alignment.
* Find empty space in the resource tree given range and alignment.
*/
static int find_resource(struct resource *root, struct resource *new,
resource_size_t size,
struct resource_constraint *constraint)
static int find_resource_space(struct resource *root, struct resource *new,
resource_size_t size,
struct resource_constraint *constraint)
{
return __find_resource(root, NULL, new, size, constraint);
return __find_resource_space(root, NULL, new, size, constraint);
}
/**
@ -717,7 +716,7 @@ static int reallocate_resource(struct resource *root, struct resource *old,
write_lock(&resource_lock);
if ((err = __find_resource(root, old, &new, newsize, constraint)))
if ((err = __find_resource_space(root, old, &new, newsize, constraint)))
goto out;
if (resource_contains(&new, old)) {
@ -786,7 +785,7 @@ int allocate_resource(struct resource *root, struct resource *new,
}
write_lock(&resource_lock);
err = find_resource(root, new, size, &constraint);
err = find_resource_space(root, new, size, &constraint);
if (err >= 0 && __request_resource(root, new))
err = -EBUSY;
write_unlock(&resource_lock);