On 11/04/2014 12:43 AM, Minchan Kim wrote: > Hello, > > On Mon, Nov 03, 2014 at 05:57:53PM +0100, Michal Nazarewicz wrote: >> Having test_pages_isolated failure message as a warning confuses >> users into thinking that it is more serious than it really is. In >> reality, if called via CMA, allocation will be retried so a single >> test_pages_isolated failure does not prevent allocation from >> succeeding. >> >> Demote the warning message to an info message and reformat it such >> that the text “failed” does not appear and instead a less worrying >> “PFNS busy” is used. > > What do you expect from this message? Please describe it so that we can > review below message helps your goal.
I expect this message to not show up in logs unless there is a real problem. This message is trivially reproducible on a 10GB x86 machine on 3.16.y kernels configured with CONFIG_DMA_CMA. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
