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authorIngo Molnar <mingo@elte.hu>2006-07-03 00:25:23 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 15:27:09 -0700
commite745165c6d235c03e9fa0e57984ca6fd3d3b2c50 (patch)
tree29f859b398109d82c018d9c4ed2d9565d8c58cf9
parent933a2efc59513551dcfa7b814752dc581bd3c60b (diff)
[PATCH] lockdep: annotate 8390.c disable_irq()
8390.c knows that ei_local->page_lock can only be used by an irq context that it disabled - and can hence take the ->page_lock without disabling hardirqs. Teach lockdep about this. Has no effect on non-lockdep kernels. Signed-off-by: Ingo Molnar <mingo@elte.hu> Cc: Arjan van de Ven <arjan@linux.intel.com> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/net/8390.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/8390.c b/drivers/net/8390.c
index 86be96af9c8f..d2935ae39814 100644
--- a/drivers/net/8390.c
+++ b/drivers/net/8390.c
@@ -249,7 +249,7 @@ void ei_tx_timeout(struct net_device *dev)
/* Ugly but a reset can be slow, yet must be protected */
- disable_irq_nosync(dev->irq);
+ disable_irq_nosync_lockdep(dev->irq);
spin_lock(&ei_local->page_lock);
/* Try to restart the card. Perhaps the user has fixed something. */
@@ -257,7 +257,7 @@ void ei_tx_timeout(struct net_device *dev)
NS8390_init(dev, 1);
spin_unlock(&ei_local->page_lock);
- enable_irq(dev->irq);
+ enable_irq_lockdep(dev->irq);
netif_wake_queue(dev);
}