Re: 2.6.35-stable/ppc64/p7: Badness at lib/dma-debug.c:902, Call Trace Instruction Dump during boot

2010-08-04 Thread Roedel, Joerg
On Mon, Aug 02, 2010 at 07:55:03AM -0400, FUJITA Tomonori wrote: I guess that this driver does a partial sync with dma_sync_single_for_* API. dma-debug can't handle it properly. It's likely that this is a false warning. If this turns out to be true it is not trivial to fix. I prepare a patch

Re: 2.6.35-stable/ppc64/p7: Badness at lib/dma-debug.c:902, Call Trace Instruction Dump during boot

2010-08-04 Thread FUJITA Tomonori
On Wed, 4 Aug 2010 15:16:34 +0200 Roedel, Joerg joerg.roe...@amd.com wrote: On Mon, Aug 02, 2010 at 07:55:03AM -0400, FUJITA Tomonori wrote: I guess that this driver does a partial sync with dma_sync_single_for_* API. dma-debug can't handle it properly. It's likely that this is a false

Re: 2.6.35-stable/ppc64/p7: Badness at lib/dma-debug.c:902, Call Trace Instruction Dump during boot

2010-08-02 Thread FUJITA Tomonori
CC'ed to dma-debug maintainer. On Mon, 02 Aug 2010 16:21:09 +0530 Subrata Modak subr...@linux.vnet.ibm.com wrote: Hi, On boot, Badness at lib/dma-debug.c:902, Call Trace Instruction Dump are recorded at /var/log/messages: