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| author | Dave Jiang <dave.jiang@intel.com> | 2017-02-27 14:30:25 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-27 18:43:48 -0800 |
| commit | 3e761a42e19c63b624ebac94d918d8a15e07e2a7 (patch) | |
| tree | 533073a6fe242e3c4faba6b354700ffa38d40c83 | |
| parent | 2959a5f726f6510d6dd7c958f8877e08d0cf589c (diff) | |
| download | linux-stable-3e761a42e19c63b624ebac94d918d8a15e07e2a7.tar.gz linux-stable-3e761a42e19c63b624ebac94d918d8a15e07e2a7.tar.bz2 linux-stable-3e761a42e19c63b624ebac94d918d8a15e07e2a7.zip | |
mm, x86: fix HIGHMEM64 && PARAVIRT build config for native_pud_clear()
Looks like I also missed the build config that includes
CONFIG_HIGHMEM64G && CONFIG_PARAVIRT to export the native_pud_clear()
dummy function.
Fixes: a00cc7d9dd93d ("mm, x86: add support for PUD-sized transparent hugepages")
Link: http://lkml.kernel.org/r/148823188084.56076.17451228917824355200.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reported-by: Laura Abbott <labbott@redhat.com>
Reported-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | arch/x86/include/asm/pgtable-3level.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 8f50fb3f04e1..72277b1028a5 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -121,7 +121,8 @@ static inline void native_pmd_clear(pmd_t *pmd) *(tmp + 1) = 0; } -#ifndef CONFIG_SMP +#if !defined(CONFIG_SMP) || (defined(CONFIG_HIGHMEM64G) && \ + defined(CONFIG_PARAVIRT)) static inline void native_pud_clear(pud_t *pudp) { } |