diff mbox series

powerpc/mm: drop #ifdef CONFIG_MMU in is_ioremap_addr()

Message ID de395e444fb8dd7a6365c3314d78e15ebb3d7d1b.1566382245.git.christophe.leroy@c-s.fr (mailing list archive)
State Accepted
Commit c4028fa2daa059ac9231ab3a4f57cbae814b3625
Headers show
Series powerpc/mm: drop #ifdef CONFIG_MMU in is_ioremap_addr() | expand

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Context Check Description
snowpatch_ozlabs/apply_patch success Successfully applied on branch next (c9633332103e55bc73d80d07ead28b95a22a85a3)
snowpatch_ozlabs/build-ppc64le success Build succeeded
snowpatch_ozlabs/build-ppc64be success Build succeeded
snowpatch_ozlabs/build-ppc64e success Build succeeded
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Commit Message

Christophe Leroy Aug. 21, 2019, 10:13 a.m. UTC
powerpc always selects CONFIG_MMU and CONFIG_MMU is not checked
anywhere else in powerpc code.

Drop the #ifdef and the alternative part of is_ioremap_addr()

Fixes: 9bd3bb6703d8("mm/nvdimm: add is_ioremap_addr and use that to check ioremap address")
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
---
 arch/powerpc/include/asm/pgtable.h | 4 ----
 1 file changed, 4 deletions(-)

Comments

Michael Ellerman Nov. 25, 2019, 10:46 a.m. UTC | #1
On Wed, 2019-08-21 at 10:13:32 UTC, Christophe Leroy wrote:
> powerpc always selects CONFIG_MMU and CONFIG_MMU is not checked
> anywhere else in powerpc code.
> 
> Drop the #ifdef and the alternative part of is_ioremap_addr()
> 
> Fixes: 9bd3bb6703d8("mm/nvdimm: add is_ioremap_addr and use that to check ioremap address")
> Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
> Cc: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/c4028fa2daa059ac9231ab3a4f57cbae814b3625

cheers
diff mbox series

Patch

diff --git a/arch/powerpc/include/asm/pgtable.h b/arch/powerpc/include/asm/pgtable.h
index c58ba7963688..fe77129c5055 100644
--- a/arch/powerpc/include/asm/pgtable.h
+++ b/arch/powerpc/include/asm/pgtable.h
@@ -168,13 +168,9 @@  static inline bool pgd_is_leaf(pgd_t pgd)
 #define is_ioremap_addr is_ioremap_addr
 static inline bool is_ioremap_addr(const void *x)
 {
-#ifdef CONFIG_MMU
 	unsigned long addr = (unsigned long)x;
 
 	return addr >= IOREMAP_BASE && addr < IOREMAP_END;
-#else
-	return false;
-#endif
 }
 #endif /* CONFIG_PPC64 */