From: Randy Dunlap rdunlap@infradead.org
[ Upstream commit 31b4d8e172f614adc53ddecb4b6b2f6411a49b84 ]
MIPS should export its local version of "has_transparent_hugepage" so that loadable modules (dax) can use it.
Fixes this build error: ERROR: modpost: "has_transparent_hugepage" [drivers/dax/dax.ko] undefined!
Fixes: fd8cfd300019 ("arch: fix has_transparent_hugepage()") Reported-by: kernel test robot lkp@intel.com Signed-off-by: Randy Dunlap rdunlap@infradead.org Cc: Thomas Bogendoerfer tsbogend@alpha.franken.de Cc: linux-mips@vger.kernel.org Cc: Dan Williams dan.j.williams@intel.com Cc: Vishal Verma vishal.l.verma@intel.com Cc: Dave Jiang dave.jiang@intel.com Cc: linux-nvdimm@lists.01.org Cc: Hugh Dickins hughd@google.com Cc: Andrew Morton akpm@linux-foundation.org Signed-off-by: Thomas Bogendoerfer tsbogend@alpha.franken.de Signed-off-by: Sasha Levin sashal@kernel.org --- arch/mips/mm/tlb-r4k.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 38e2894d5fa32..1b939abbe4caa 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -438,6 +438,7 @@ int has_transparent_hugepage(void) } return mask == PM_HUGE_MASK; } +EXPORT_SYMBOL(has_transparent_hugepage);
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */