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authorIngo Molnar <mingo@elte.hu>2006-07-03 00:25:24 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-07-03 15:27:09 -0700
commit0a9da4bd8eb30fb3f36e841c2cc72e426a17bbe2 (patch)
tree3feb0e536edb9b3d08efa8d096bd8aed371170d9
parente745165c6d235c03e9fa0e57984ca6fd3d3b2c50 (diff)
[PATCH] lockdep: annotate 3c59x.c disable_irq()
3c59x.c's vortex_timer() function knows that vp->lock can only be used by an irq context that it disabled - and can hence take the vp->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> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/net/3c59x.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index 8ab03b4a885..2819de79442 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -1897,7 +1897,7 @@ vortex_timer(unsigned long data)
printk(KERN_DEBUG "dev->watchdog_timeo=%d\n", dev->watchdog_timeo);
}
- disable_irq(dev->irq);
+ disable_irq_lockdep(dev->irq);
old_window = ioread16(ioaddr + EL3_CMD) >> 13;
EL3WINDOW(4);
media_status = ioread16(ioaddr + Wn4_Media);
@@ -1978,7 +1978,7 @@ leave_media_alone:
dev->name, media_tbl[dev->if_port].name);
EL3WINDOW(old_window);
- enable_irq(dev->irq);
+ enable_irq_lockdep(dev->irq);
mod_timer(&vp->timer, RUN_AT(next_tick));
if (vp->deferred)
iowrite16(FakeIntr, ioaddr + EL3_CMD);