[PATCH] acpi bridge hotadd: Remove hot-plugged devices that could not be allocated resources

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



[PATCH] acpi bridge hotadd: Remove hot-plugged devices that could not be allocated resources

When hot-plugging an I/O hierarchy that contains many bridges and leaf
devices, it's possible that there are not enough resources to start all the
device present.  If we fail to assign a resource, clear the corresponding
value in the pci_dev structure, so other code can take corrective action.

Signed-off-by: Rajesh Shah <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>

---
commit 542df5de56a23bf2d94b75e2b304ab0e5a5508a8
tree 6e9861262c3fb9cfa72a385ea8db5372c086e35b
parent 091ca9f06382e46d77213c35a97f7d0be9e350d2
author Rajesh Shah <[email protected]> Thu, 28 Apr 2005 00:25:50 -0700
committer Greg Kroah-Hartman <[email protected]> Mon, 27 Jun 2005 21:52:41 -0700

 drivers/pci/setup-bus.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -72,7 +72,10 @@ pbus_assign_resources_sorted(struct pci_
 	for (list = head.next; list;) {
 		res = list->res;
 		idx = res - &list->dev->resource[0];
-		pci_assign_resource(list->dev, idx);
+		if (pci_assign_resource(list->dev, idx)) {
+			res->start = 0;
+			res->flags = 0;
+		}
 		tmp = list;
 		list = list->next;
 		kfree(tmp);

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux