From: Alexey Starikovskiy <astarikovskiy@suse.de>
To: LenBrown <lenb@kernel.org>
Cc: Linux-acpi@vger.kernel.org
Subject: [PATCH] ACPI: EC: revert msleep patch
Date: Tue, 28 Oct 2008 00:35:30 +0300 [thread overview]
Message-ID: <20081027213530.7104.27639.stgit@thinkpad> (raw)
With the better solution for EC interrupt storm issue,
there is no need to use msleep over udelay.
References:
http://bugzilla.kernel.org/show_bug.cgi?id=11810
http://bugzilla.kernel.org/show_bug.cgi?id=10724
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
---
drivers/acpi/ec.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index ef42316..3ef5b79 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -239,10 +239,10 @@ static int ec_check_sci(struct acpi_ec *ec, u8 state)
static int ec_poll(struct acpi_ec *ec)
{
unsigned long delay = jiffies + msecs_to_jiffies(ACPI_EC_DELAY);
- msleep(1);
+ udelay(ACPI_EC_UDELAY);
while (time_before(jiffies, delay)) {
gpe_transaction(ec, acpi_ec_read_status(ec));
- msleep(1);
+ udelay(ACPI_EC_UDELAY);
if (ec_transaction_done(ec))
return 0;
}
next reply other threads:[~2008-10-27 21:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-27 21:35 Alexey Starikovskiy [this message]
2008-10-28 1:05 ` [PATCH] ACPI: EC: revert msleep patch Zhao Yakui
2008-10-28 4:23 ` Len Brown
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