From: Konrad Rzeszutek Wilk Date: Fri, 30 Mar 2012 19:37:07 +0000 (-0400) Subject: xen/setup: Only print "Freeing XXX-YYY pfn range: Z pages freed" if Z > 0 X-Git-Tag: upstream/snapshot3+hdmi~7224^2~13^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ca1182387e57470460294ce1e39e2d5518809811;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git xen/setup: Only print "Freeing XXX-YYY pfn range: Z pages freed" if Z > 0 Otherwise we can get these meaningless: Freeing bad80-badf4 pfn range: 0 pages freed We also can do this for the summary ones - no point of printing "Set 0 page(s) to 1-1 mapping" Acked-by: David Vrabel [v1: Extended to the summary printks] Signed-off-by: Konrad Rzeszutek Wilk --- diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 1ba8dff..7b0ab77 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -114,8 +114,9 @@ static unsigned long __init xen_release_chunk(unsigned long start, len++; } } - printk(KERN_INFO "Freeing %lx-%lx pfn range: %lu pages freed\n", - start, end, len); + if (len) + printk(KERN_INFO "Freeing %lx-%lx pfn range: %lu pages freed\n", + start, end, len); return len; } @@ -162,8 +163,10 @@ static unsigned long __init xen_set_identity_and_release( } } - printk(KERN_INFO "Released %lu pages of unused memory\n", released); - printk(KERN_INFO "Set %ld page(s) to 1-1 mapping\n", identity); + if (released) + printk(KERN_INFO "Released %lu pages of unused memory\n", released); + if (identity) + printk(KERN_INFO "Set %ld page(s) to 1-1 mapping\n", identity); return released; }