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x86/PCI: Eliminate remove_e820_regions() common subexpressions

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Add local variables to reduce repetition later.  No functional change
intended.

Link: https://lore.kernel.org/r/20220304035110.988712-2-helgaas@kernel.org
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bjorn Helgaas 2022-03-03 18:04:43 -06:00
parent 3123109284
commit 93d256cd3c
1 changed files with 4 additions and 2 deletions
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6
arch/x86/kernel/resource.c
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@ -27,12 +27,14 @@ static void remove_e820_regions(struct resource *avail)
{
int i;
struct e820_entry *entry;
u64 e820_start, e820_end;
for (i = 0; i < e820_table->nr_entries; i++) {
entry = &e820_table->entries[i];
e820_start = entry->addr;
e820_end = entry->addr + entry->size - 1;
resource_clip(avail, entry->addr,
entry->addr + entry->size - 1);
resource_clip(avail, e820_start, e820_end);
}
}