linux-kernel - [PATCH 3/4] PCI: print out suggestion about using pci=realloc

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Message-Id: <1330053812-10316-4-git-send-email-yinghai@kernel.org>
Date:	Thu, 23 Feb 2012 19:23:31 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Ram Pai <linuxram@...ibm.com>,
	Dominik Brodowski <linux@...inikbrodowski.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	Yinghai Lu <yinghai@...nel.org>
Subject: [PATCH 3/4] PCI: print out suggestion about using pci=realloc

let user know they could try if pci=realloc could help.

-v2: update suggestion text.

Suggested-by: Jesse Barnes <jbarnes@...tuousgeek.org>
Signed-off-by: Yinghai Lu <yinghai@...nel.org>
---
 drivers/pci/setup-bus.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 219722d..e21e1c2 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -1347,6 +1347,9 @@ again:
 		goto enable_and_dump;
 
 	if (tried_times >= pci_try_num) {
+		if (pci_realloc_enable == undefined)
+			printk(KERN_INFO "Some PCI device resources are unassigned, try booting with pci=realloc\n");
+
 		free_list(&fail_head);
 		goto enable_and_dump;
 	}
-- 
1.7.7

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