[Xen-devel] Re: Compile time: Bug

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

What gcc version is this?

 -- Keir

On 25/11/08 17:10, "Tej" <bewith.tej@xxxxxxxxx> wrote:

> All
> 
> Following Error while compiling xen-3.3.0.  Same problem is observed
> in latest xen-unstable.hg.
> 
> gcc -O2 -fomit-frame-pointer -m32 -march=i686 -fno-strict-aliasing
> -std=gnu99 -Wall -Wstrict-prototypes -Wno-unused-value
> -Wdeclaration-after-statement -DNDEBUG -nostdinc -fno-builtin
> -fno-common -iwithprefix include -Werror -Wno-pointer-arith -pipe
> -I/opt/kernels/xen-3.3.0/xen/include
> -I/opt/kernels/xen-3.3.0/xen/include/asm-x86/mach-generic
> -I/opt/kernels/xen-3.3.0/xen/include/asm-x86/mach-default -msoft-float
> -fno-stack-protector -g -D__XEN__ -c console.c -o console.o
> cc1: warnings being treated as errors
> console.c: In function 'panic':
> console.c:922: error: format not a string literal and no format arguments
> make[6]: *** [console.o] Error 1
> make[6]: Leaving directory `/opt/kernels/xen-3.3.0/xen/drivers/char'
> make[5]: *** [char/built_in.o] Error 2
> make[5]: Leaving directory `/opt/kernels/xen-3.3.0/xen/drivers'
> make[4]: *** [/opt/kernels/xen-3.3.0/xen/drivers/built_in.o] Error 2
> make[4]: Leaving directory `/opt/kernels/xen-3.3.0/xen/arch/x86'
> make[3]: *** [/opt/kernels/xen-3.3.0/xen/xen] Error 2
> make[3]: Leaving directory `/opt/kernels/xen-3.3.0/xen'
> make[2]: *** [install] Error 2
> make[2]: Leaving directory `/opt/kernels/xen-3.3.0/xen'
> make[1]: *** [install-xen] Error 2
> make[1]: Leaving directory `/opt/kernels/xen-3.3.0'
> make: *** [world] Error 2
> 
> 
> Patch which solves for me:
> diff -r 98d48f7680db xen/drivers/char/console.c
> --- a/xen/drivers/char/console.c        Wed Nov 19 19:13:22 2008 +0000
> +++ b/xen/drivers/char/console.c        Tue Nov 25 22:25:19 2008 +0530
> @@ -927,7 +927,7 @@
>      console_start_sync();
>      printk("\n****************************************\n");
>      printk("Panic on CPU %d:\n", smp_processor_id());
> -    printk(buf);
> +    printk("%s\n",buf);
>      printk("****************************************\n\n");
>      if ( opt_noreboot )
>          printk("Manual reset required ('noreboot' specified)\n");



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