On Thu, 7 May 2015 14:24:46 -0700 Tony Luck <tony.luck@xxxxxxxxx> wrote: > On Wed, May 6, 2015 at 4:30 PM, Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: > >> + if (!ret && flag) { > >> + pr_warn("Could not allocate %lld bytes of mirrored memory\n", size); > > > > This printk will warn on some configs. Print a phys_addr_t with %pap. > > I think. See huge comment over lib/vsprintf.c:pointer(). > > The comment may be huge - but it seems to lie about phys_addr_t :-( > > I changed to %pap and got: > > mm/memblock.c: In function 'memblock_find_in_range': > mm/memblock.c:276:3: warning: format '%p' expects argument of type > 'void *', but argument 2 has type 'phys_addr_t' [-Wformat=] > pr_warn("Could not allocate %pap bytes of mirrored memory\n", Use "&size" rather than "size". All the %p extensions require a pointer to the thing-to-be-printed. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>