ide/falcon: remove in_interrupt() usage

falconide_get_lock() is called by ide_lock_host() and its caller
(ide_issue_rq()) has already a might_sleep() check.

stdma_lock() has wait_event() which also has a might_sleep() check.

Remove the in_interrupt() check.

Link: https://lkml.kernel.org/r/20201113161021.2217361-2-bigeasy@linutronix.de
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/ide/falconide.c b/drivers/ide/falconide.c
index dbeb260..77af4c1 100644 (file)
--- a/drivers/ide/falconide.c
+++ b/drivers/ide/falconide.c
@@ -51,8 +51,6 @@ static void falconide_release_lock(void)
 static void falconide_get_lock(irq_handler_t handler, void *data)
 {
        if (falconide_intr_lock == 0) {
-               if (in_interrupt() > 0)
-                       panic("Falcon IDE hasn't ST-DMA lock in interrupt");
                stdma_lock(handler, data);
                falconide_intr_lock = 1;
        }