From: Timothy Pearson <tpearson@raptorengineering.com>
Date: Tue, 15 Jul 2025 21:37:34 +0000 (-0500)
Subject: powerpc/eeh: Export eeh_unfreeze_pe()
X-Git-Tag: io_uring-6.17-20250815~54^2~5
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=e82b34eed04b0ddcff4548b62633467235672fd3;p=linux-block.git

powerpc/eeh: Export eeh_unfreeze_pe()

The PowerNV hotplug driver needs to be able to clear any frozen PE(s)
on the PHB after suprise removal of a downstream device.

Export the eeh_unfreeze_pe() symbol to allow implementation of this
functionality in the php_nv module.

Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/1778535414.1359858.1752615454618.JavaMail.zimbra@raptorengineeringinc.com
---

diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c
index 13578f4db254..bb836f02101c 100644
--- a/arch/powerpc/kernel/eeh.c
+++ b/arch/powerpc/kernel/eeh.c
@@ -1139,6 +1139,7 @@ int eeh_unfreeze_pe(struct eeh_pe *pe)
 
 	return ret;
 }
+EXPORT_SYMBOL_GPL(eeh_unfreeze_pe);
 
 
 static struct pci_device_id eeh_reset_ids[] = {