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SubjectRe: [patch] Real-Time Preemption, -RT-2.6.9-mm1-U10.2
Ingo Molnar wrote:

>i have released the -U10.2 Real-Time Preemption patch, which can be
>downloaded from:
>this is a fixes-only release.
>Changes since -U10:
> - fixed a big bug present ever since: the BKL got dropped when a
> spinlock-mutex was acquired and it scheduled away. This reduced the
> locking efficiency of the BKL. A number of outstanding problems could
> be affected, in particular this should fix the tty locking breakage
> reported by Alexander Batyrshin and Adam Heath. UP and SMP systems
> are affected too, with SMP systems having a higher chance to trigger
> this condition.
> - tulip.c breakage fix from Thomas Gleixner
> - tg3 and 3c59x fixes.
> - made the hardirq threads SCHED_FIFO by default. They get priorities
> between 25 and 50, depending on the irq #. (this is pretty random but
> i found no better scheme.) Made the softirq thread SCHED_FIFO by
> default as well, albeit this probably will have to change. These
> changes should make it easier to debug a hung system.
>to create a -U10.2 tree from scratch, the patching order is:
> +
> +
> Ingo
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I get following error with 10.3 on kernel 2.6.9-mm1

Device 'i823650' does not have a release() function, it is broken and
must be fixed.
swapper/1: BUG in device_release at drivers/base/core.c:85
[<c0238aeb>] kobject_cleanup+0x9a/0x9c (8)
[<c0238b15>] kobject_put+0x1e/0x22 (24)
[<c0238aed>] kobject_release+0x0/0xa (8)
[<c045cecf>] init_i82365+0x1f2/0x208 (4)
[<c02487b6>] pci_register_driver+0x94/0xa6 (8)
[<c044286c>] do_initcalls+0x54/0xb6 (32)
[<c010040b>] init+0x0/0x10d (16)
[<c010043f>] init+0x34/0x10d (12)
[<c01042a8>] kernel_thread_helper+0x0/0xb (12)
[<c01042ad>] kernel_thread_helper+0x5/0xb (4)
preempt count: 00000001
. 1-level deep critical section nesting:
.. entry 1: print_traces+0x14/0x45 [<00000000>] / (0x0 [<00000000>])

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