Re: regression: 100% io-wait with 2.6.24-rcX

Fengguang Wu
2008-01-13T08:21:39Z

On Sun, Jan 13, 2008 at 09:05:43AM +0100, Joerg Platte wrote:
> Am Sonntag, 13. Januar 2008 schrieb Fengguang Wu:
>
> > No idea yet :-/ I'm afraid I have to trouble you again - the bug just
> > refused to appear in my system. I prepared a kernel module for you to
> > gather more information:
>
> > make && insmod ext2-writeback-debug.ko && sleep 1s && rmmod
> > ext2-writeback-debug dmesg > ext2-writeback-debug.dmesg
>
> Unfortunately, I unable to compile the module:

> make -C /lib/modules/2.6.24-rc7-ext2/build SUBDIRS=/export/src modules
> make[1]: Entering directory `/export/src/linux-2.6.24-rc7'
> CC [M] /export/src/ext2-writeback-debug.o
> /export/src/ext2-writeback-debug.c:89: error: variable ‘my_kprobe’ has
> initializer but incomplete type

Do you have CONFIG_KPROBES=y?