diff options
| author | Ingo Molnar <mingo@elte.hu> | 2006-07-03 00:25:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-03 15:27:09 -0700 |
| commit | 0a9da4bd8eb30fb3f36e841c2cc72e426a17bbe2 (patch) | |
| tree | 3feb0e536edb9b3d08efa8d096bd8aed371170d9 | |
| parent | e745165c6d235c03e9fa0e57984ca6fd3d3b2c50 (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.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c index 8ab03b4a885e..2819de79442c 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); |