Thread (12 messages) 12 messages, 3 authors, 2016-04-09

[PATCH 2/2] pci, acpi: free IO resource during shutdown

From: Sinan Kaya <hidden>
Date: 2016-04-07 17:45:26
Also in: linux-acpi, linux-arm-msm, linux-pci, lkml

On 4/7/2016 12:06 PM, Bjorn Helgaas wrote:
quoted
__release_pci_root_info function if the region type is IO.
I don't know what "removing a slot" means.  You're changing
pci_root.c, so I assume this is really an ACPI host bridge removal?
Correct, I'm removing the host bridge.
The release should correspond to a mapping, and the changelog should
point out where that mapping happens so we can see the symmetry.
I apologize. This is based on Tomasz's v5 patch here.

https://github.com/semihalf-nowicki-tomasz/linux/blob/pci-acpi-v5/drivers/acpi/pci_root.c

You say this is undoing the effect of pci_remap_iospace(), but that's
only called by native drivers and the generic (OF) driver, not by
pci_root.c.
See the ACPI root bridge driver above.
Please combine this with the previous patch so we have the new
function and its use in the same patch.
I can do that. I was trying to keep the reviews as small as possible.

-- 
Sinan Kaya
Qualcomm Technologies, Inc. on behalf of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project
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