On Mon, 28 Jan 2013 11:19:39 -0800 Dave Hansen <d...@linux.vnet.ibm.com> wrote:
> My patch "Fix kvm's use of __pa() on percpu areas" introduced a > compile warning: > > arch/x86/kernel/kvm.c: In function 'kvm_register_steal_time': > arch/x86/kernel/kvm.c:302:3: warning: format '%lx' expects argument of type > 'long unsigned int', but argument 3 has type 'phys_addr_t' [-Wformat] > > According to: Documentation/printk-formats.txt > > If <type> is dependent on a config option for its size > (e.g., phys_addr_t) ... use a format specifier of its > largest possible type and explicitly cast to it. > > So, we'll do just that. We will consider it an unsigned long > long, and cast to it explicitly. Please note that I have http://ozlabs.org/~akpm/mmots/broken-out/lib-vsprintf-add-%25pa-format-specifier-for-phys_addr_t-types.patch queued for 3.8. -- 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/
