diff options
| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2018-10-09 13:51:56 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-10-14 18:04:09 +1100 |
| commit | 26973fa5ac0e3b88d0d476caccfc10839b26098b (patch) | |
| tree | 13ef3468b67d2d965aa7787670f9f62c2e31de72 /arch/powerpc/mm/pgtable_64.c | |
| parent | 34eb138ed74dc95285478903148a53bd034829be (diff) | |
| download | linux-26973fa5ac0e3b88d0d476caccfc10839b26098b.tar.gz | |
powerpc/mm: use pte helpers in generic code
Get rid of platform specific _PAGE_XXXX in powerpc common code and
use helpers instead.
mm/dump_linuxpagetables.c will be handled separately
Reviewed-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/pgtable_64.c')
| -rw-r--r-- | arch/powerpc/mm/pgtable_64.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index b0f4a4b4f62b94..fb1375c07e8c7a 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -230,23 +230,23 @@ void __iomem *ioremap_coherent(phys_addr_t addr, unsigned long size) void __iomem * ioremap_prot(phys_addr_t addr, unsigned long size, unsigned long flags) { + pte_t pte = __pte(flags); void *caller = __builtin_return_address(0); /* writeable implies dirty for kernel addresses */ - if (flags & _PAGE_WRITE) - flags |= _PAGE_DIRTY; + if (pte_write(pte)) + pte = pte_mkdirty(pte); /* we don't want to let _PAGE_EXEC leak out */ - flags &= ~_PAGE_EXEC; + pte = pte_exprotect(pte); /* * Force kernel mapping. */ - flags &= ~_PAGE_USER; - flags |= _PAGE_PRIVILEGED; + pte = pte_mkprivileged(pte); if (ppc_md.ioremap) - return ppc_md.ioremap(addr, size, __pgprot(flags), caller); - return __ioremap_caller(addr, size, __pgprot(flags), caller); + return ppc_md.ioremap(addr, size, pte_pgprot(pte), caller); + return __ioremap_caller(addr, size, pte_pgprot(pte), caller); } |