linux-kernel - Re: powerpc32: missing accessors to pgprot

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue,  9 Dec 2014 21:18:41 +1100 (AEDT)
From:	Michael Ellerman <mpe@...erman.id.au>
To:	LEROY Christophe <christophe.leroy@....fr>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>, scottwood@...escale.com,
	aneesh.kumar@...ibm.com
Cc:	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: powerpc32: missing accessors to pgprot_t objects

On Mon, 2014-08-12 at 14:16:29 UTC, LEROY Christophe wrote:
> Compilation with #define STRICT_MM_TYPECHECKS in arch/powerpc/include/asm/page.h
> fails due to missing use of pgprot_val() when using pgprot_t objects.

Hmm, looks like 64 bit doesn't build either.

Aneesh I think you added this, mind fixing it up?

In file included from ../arch/powerpc/include/asm/thread_info.h:34:0,
                 from ../include/linux/thread_info.h:54,
                 from ../include/asm-generic/preempt.h:4,
                 from arch/powerpc/include/generated/asm/preempt.h:1,
                 from ../include/linux/preempt.h:18,
                 from ../include/linux/spinlock.h:50,
                 from ../include/linux/mmzone.h:7,
                 from ../include/linux/gfp.h:5,
                 from ../include/linux/mm.h:9,
                 from ../arch/powerpc/mm/tlb_hash64.c:25:
../arch/powerpc/mm/tlb_hash64.c: In function ‘__flush_hash_table_range’:
../arch/powerpc/include/asm/page.h:286:24: error: request for member ‘pte’ in something not a structure or union
 #define pte_val(x) ((x).pte)
                        ^    
../arch/powerpc/mm/tlb_hash64.c:219:37: note: in expansion of macro ‘pte_val’
    trace_hugepage_invalidate(start, pte_val(pte));
                                     ^    
make[2]: *** [arch/powerpc/mm/tlb_hash64.o] Error 1


cheers
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/