[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-ID: <tip-414128bd33fef3242747154dfa444970bc5caf4c@git.kernel.org>
Date: Sun, 20 Sep 2009 18:29:38 GMT
From: tip-bot for Jan Beulich <JBeulich@...ell.com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com,
yhlu.kernel@...il.com, jbeulich@...ell.com, JBeulich@...ell.com,
tglx@...utronix.de, mingo@...e.hu
Subject: [tip:x86/urgent] x86: Increase timeout for EHCI debug port reset completion in early printk
Commit-ID: 414128bd33fef3242747154dfa444970bc5caf4c
Gitweb: http://git.kernel.org/tip/414128bd33fef3242747154dfa444970bc5caf4c
Author: Jan Beulich <JBeulich@...ell.com>
AuthorDate: Fri, 4 Sep 2009 09:13:49 +0100
Committer: Ingo Molnar <mingo@...e.hu>
CommitDate: Sun, 20 Sep 2009 20:23:37 +0200
x86: Increase timeout for EHCI debug port reset completion in early printk
On one of my systems, several thousand iterations are needed before
CMD_RESET can be observed clear after setting it. Using a much
higher value here obviously cannot hurt.
Signed-off-by: Jan Beulich <jbeulich@...ell.com>
Cc: Yinghai Lu <yhlu.kernel@...il.com>
LKML-Reference: <4AA0E85D02000078000136F9@....id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
arch/x86/kernel/early_printk.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 335f049..b11cab3 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -624,7 +624,7 @@ try_next_port:
return -1;
}
- loop = 10;
+ loop = 100000;
/* Reset the EHCI controller */
cmd = readl(&ehci_regs->command);
cmd |= CMD_RESET;
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists