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authorIlpo Järvinen <ilpo.jarvinen@linux.intel.com>2024-12-16 20:56:28 +0300
committerBjorn Helgaas <bhelgaas@google.com>2025-02-19 00:40:54 +0300
commit07854e08cdf3e2c294ca7941a8958830d880eaf7 (patch)
tree2514b1eb25f26d1c2b073be3b8334c3538a27512
parentb3281eb5ded17f88d7d4fa5fb39a709c195e56c2 (diff)
downloadlinux-07854e08cdf3e2c294ca7941a8958830d880eaf7.tar.xz
PCI: Indicate optional resource assignment failures
Add pci_dbg() to note that an assignment failure was for an optional resource and reword existing message about resource resize to say the change was optional. Link: https://lore.kernel.org/r/20241216175632.4175-22-ilpo.jarvinen@linux.intel.com Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Tested-by: Xiaochun Lee <lixc17@lenovo.com>
-rw-r--r--drivers/pci/setup-bus.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index aa092644808b..c80162d6aefd 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -273,13 +273,17 @@ static void reassign_resources_sorted(struct list_head *realloc_head,
align = add_res->min_align;
if (!resource_size(res)) {
resource_set_range(res, align, add_size);
- if (pci_assign_resource(dev, idx))
+ if (pci_assign_resource(dev, idx)) {
+ pci_dbg(dev,
+ "%s %pR: ignoring failure in optional allocation\n",
+ res_name, res);
reset_resource(res);
+ }
} else {
res->flags |= add_res->flags &
(IORESOURCE_STARTALIGN|IORESOURCE_SIZEALIGN);
if (pci_reassign_resource(dev, idx, add_size, align))
- pci_info(dev, "%s %pR: failed to add %llx\n",
+ pci_info(dev, "%s %pR: failed to add optional %llx\n",
res_name, res,
(unsigned long long) add_size);
}