Messages in this thread | | | Date | Wed, 10 Nov 2004 13:09:43 -0800 | From | Andrew Morton <> | Subject | Re: Kernel 2.6.9 Multiple Page Allocation Failures |
| |
Lukas Hejtmanek <xhejtman@mail.muni.cz> wrote: > > 2.6.10-rc1-mm3 with CONFIG_PREEMPT=y and CONFIG_PREEMPT_BKL=y > results with: (and many more xfs related calls) > > Nov 10 21:21:05 undomiel1 kernel: BUG: using smp_processor_id() in preemptible [00000001] code: swapper/1 > Nov 10 21:21:05 undomiel1 kernel: caller is xfs_dir2_lookup+0x26/0x157 > Nov 10 21:21:05 undomiel1 kernel: [<c025dbf4>] smp_processor_id+0xa8/0xb8 > Nov 10 21:21:05 undomiel1 kernel: [<c020679b>] xfs_dir2_lookup+0x26/0x157 > Nov 10 21:21:05 undomiel1 kernel: [<c020679b>] xfs_dir2_lookup+0x26/0x157 > Nov 10 21:21:05 undomiel1 kernel: [<c025a4e7>] send_uevent+0x148/0x1a0
That's XFS_STATS_INC() and friends.
I don't think there's really a bug here. It's a tiny bit racy, but that will merely cause a small inaccuracy in the stats.
I think I'll just drop the debug patch. You can disable CONFIG_DEBUG_PREEMPT to shut things up.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |