From: Christoph Hellwig <hch@lst.de>
Date: Sun, 7 Aug 2005 13:23:42 +0000 (+0100)
Subject: [PATCH] ARM: switch fd1772.c from sleep_on to wait_event
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=71abe99980e6d7ff8aee8acc7da817b3ad7d8a89;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

[PATCH] ARM: switch fd1772.c from sleep_on to wait_event

Doesn't make the local irq disabling around it less buggy, but at
least we replace the offender with the right kind of primitive.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/drivers/acorn/block/fd1772.c b/drivers/acorn/block/fd1772.c
index 3cd2e968e96..c0a37d98b4f 100644
--- a/drivers/acorn/block/fd1772.c
+++ b/drivers/acorn/block/fd1772.c
@@ -1283,8 +1283,7 @@ static void do_fd_request(request_queue_t* q)
 	if (fdc_busy) return;
 	save_flags(flags);
 	cli();
-	while (fdc_busy)
-		sleep_on(&fdc_wait);
+	wait_event(fdc_wait, !fdc_busy);
 	fdc_busy = 1;
 	ENABLE_IRQ();
 	restore_flags(flags);