Re: [PATCH 1/1] iommu/vt-d: Don't print the failure message when booting non-kdump kernel

[Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>]

On Fri, Apr 28, 2017 at 01:16:15AM +0800, Qiuxu Zhuo wrote:
> When booting a new non-kdump kernel, we have below failure message:
> 
> [    0.004000] DMAR-IR: IRQ remapping was enabled on dmar2 but we are not in kdump mode
> [    0.004000] DMAR-IR: Failed to copy IR table for dmar2 from previous kernel
> [    0.004000] DMAR-IR: IRQ remapping was enabled on dmar1 but we are not in kdump mode
> [    0.004000] DMAR-IR: Failed to copy IR table for dmar1 from previous kernel
> [    0.004000] DMAR-IR: IRQ remapping was enabled on dmar0 but we are not in kdump mode
> [    0.004000] DMAR-IR: Failed to copy IR table for dmar0 from previous kernel
> [    0.004000] DMAR-IR: IRQ remapping was enabled on dmar3 but we are not in kdump mode
> [    0.004000] DMAR-IR: Failed to copy IR table for dmar3 from previous kernel
> 
> For non-kdump case, we no need to copy IR table from previous kernel
> so it's nonthing actually failed. To be less alarming or misleading,
> do not print "DMAR-IR: Failed to copy IR table for dmar[0-9] from
> previous kernel" messages when booting non-kdump kernel.
> 
> Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
> ---
>  drivers/iommu/intel_irq_remapping.c | 15 ++++++---------
>  1 file changed, 6 insertions(+), 9 deletions(-)

Applied, thanks.