[PATCH] sandbox: Correctly define BITS_PER_LONG

[Michal Suchánek]

On Sat, Oct 22, 2022 at 11:52:29PM +0200, Heinrich Schuchardt wrote:
> 
> 
> Am 22. Oktober 2022 23:22:01 MESZ schrieb Michal Suchanek <msuchanek at suse.de>:
> >SANDBOX_BITS_PER_LONG is the number of bits in long on the sandbox
> >platform.
> 
> Please, explain in the commit message what this patch is good for.

For setting BITS_PER_LONG correctly.

> Aren't further patches needed to make use of it?

'make ue of it' would likely by running 32bit sandbox with 64bit
phys_addr_t, and that indeed won't be fixed by this patch alone.

Nonetheless, since nobody noticed that this is broken so far I figured I
will send the patch anyway.

Thanks

Michal

> Best regards
> 
> Heinrich 
> 
> >
> >Signed-off-by: Michal Suchanek <msuchanek at suse.de>
> >---
> >
> > arch/sandbox/include/asm/types.h | 6 +-----
> > 1 file changed, 1 insertion(+), 5 deletions(-)
> >
> >diff --git a/arch/sandbox/include/asm/types.h b/arch/sandbox/include/asm/types.h
> >index c1a5d2af82..5f4b649ee3 100644
> >--- a/arch/sandbox/include/asm/types.h
> >+++ b/arch/sandbox/include/asm/types.h
> >@@ -18,11 +18,7 @@ typedef unsigned short umode_t;
> > /*
> >  * Number of bits in a C 'long' on this architecture.
> >  */
> >-#ifdef	CONFIG_PHYS_64BIT
> >-#define BITS_PER_LONG 64
> >-#else	/* CONFIG_PHYS_64BIT */
> >-#define BITS_PER_LONG 32
> >-#endif	/* CONFIG_PHYS_64BIT */
> >+#define BITS_PER_LONG CONFIG_SANDBOX_BITS_PER_LONG
> > 
> > #ifdef	CONFIG_PHYS_64BIT
> > typedef unsigned long long dma_addr_t;