Re: [PATCH] profile: Suppress warning about large allocations whenprofile=1 is specified

From: Heinz Diehl
Date: Sat Jun 20 2009 - 06:02:32 EST


On 17.06.2009, Mel Gorman wrote:

> Patch as follows
[....]

With 2.6.30-git14, I get this early in the boot process.
Don't know if it's related to this thread. In any case, your patch does not fix it:

[....]
WARNING: at mm/page_alloc.c:1744 level2_spare_pgt+0x8f70a/0x36c800()
Hardware name:
Modules linked in:
Pid: 1, comm: swapper Not tainted 2.6.30-git14 #1
Call Trace:
[<ffffffff8109770a>] ? level2_spare_pgt+0x8f70a/0x36c800
[<ffffffff8109770a>] ? level2_spare_pgt+0x8f70a/0x36c800
[<ffffffff81044a19>] ? level2_spare_pgt+0x3ca19/0x36c800
[<ffffffff8109770a>] ? level2_spare_pgt+0x8f70a/0x36c800
[<ffffffff810463f2>] ? level2_spare_pgt+0x3e3f2/0x36c800
[<ffffffff810bf8bb>] ? level2_spare_pgt+0xb78bb/0x36c800
[<ffffffff81096829>] ? level2_spare_pgt+0x8e829/0x36c800
[<ffffffff815281a2>] ? __smp_locks_end+0x33a4a/0x35773
[<ffffffff815280b0>] ? __smp_locks_end+0x33958/0x35773
[<ffffffff8100904b>] ? level2_spare_pgt+0x104b/0x36c800
[<ffffffff81119808>] ? level2_spare_pgt+0x111808/0x36c800
[<ffffffff81084df1>] ? level2_spare_pgt+0x7cdf1/0x36c800
[<ffffffff814f5665>] ? __smp_locks_end+0xf0d/0x35773
[<ffffffff8100ce0a>] ? level2_spare_pgt+0x4e0a/0x36c800
[<ffffffff814f54e9>] ? __smp_locks_end+0xd91/0x35773
[<ffffffff8100ce00>] ? level2_spare_pgt+0x4e00/0x36c800
---[ end trace 692ffa03e0502250 ]---
CCID: Activated CCID 2 (TCP-like)
registered taskstats version 1
Freeing unused kernel memory: 572k freed
[....]

Regards,
Heinz.
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