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authorAlexandre Ghiti <alex@ghiti.fr>2018-10-27 00:08:03 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-27 01:26:34 +0200
commit1e5f50fc9d0a653c910df2291f245a8fa7beed11 (patch)
treee02ae1abab43a626da69a4daae89ce59bcc9e525 /arch/powerpc
parenthugetlb: harmonize hugetlb.h arch specific defines with pgtable.h (diff)
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hugetlb: introduce generic version of hugetlb_free_pgd_range
arm, arm64, mips, parisc, sh, x86 architectures use the same version of hugetlb_free_pgd_range, so move this generic implementation into asm-generic/hugetlb.h. Link: http://lkml.kernel.org/r/20180920060358.16606-3-alex@ghiti.fr Signed-off-by: Alexandre Ghiti <alex@ghiti.fr> Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com> Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com> Tested-by: Helge Deller <deller@gmx.de> [parisc] Acked-by: Catalin Marinas <catalin.marinas@arm.com> [arm64] Acked-by: Paul Burton <paul.burton@mips.com> [MIPS] Acked-by: Ingo Molnar <mingo@kernel.org> [x86] Cc: Arnd Bergmann <arnd@arndb.de> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: David S. Miller <davem@davemloft.net> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: James E.J. Bottomley <jejb@parisc-linux.org> Cc: James Hogan <jhogan@kernel.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Mackerras <paulus@samba.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Rich Felker <dalias@libc.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/hugetlb.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h
index 2d00cc530083..2ab028b73a43 100644
--- a/arch/powerpc/include/asm/hugetlb.h
+++ b/arch/powerpc/include/asm/hugetlb.h
@@ -4,7 +4,6 @@
#ifdef CONFIG_HUGETLB_PAGE
#include <asm/page.h>
-#include <asm-generic/hugetlb.h>
extern struct kmem_cache *hugepte_cache;
@@ -110,6 +109,7 @@ static inline void flush_hugetlb_page(struct vm_area_struct *vma,
void flush_hugetlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
#endif
+#define __HAVE_ARCH_HUGETLB_FREE_PGD_RANGE
void hugetlb_free_pgd_range(struct mmu_gather *tlb, unsigned long addr,
unsigned long end, unsigned long floor,
unsigned long ceiling);
@@ -176,6 +176,8 @@ static inline void arch_clear_hugepage_flags(struct page *page)
{
}
+#include <asm-generic/hugetlb.h>
+
#else /* ! CONFIG_HUGETLB_PAGE */
static inline void flush_hugetlb_page(struct vm_area_struct *vma,
unsigned long vmaddr)