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authorGreentime Hu <greentime@andestech.com>2018-04-19 11:33:01 +0800
committerGreentime Hu <greentime@andestech.com>2018-05-23 13:26:20 +0800
commit8cedb78fdf82468020a2f3b24ef63ccd397662a2 (patch)
treef8a44b6fbc9815cd6f2995aaf50166d33c125480 /arch
parent81560e011a3420db03f7b021d1bc37a2242634f7 (diff)
downloadlinux-8cedb78fdf82468020a2f3b24ef63ccd397662a2.tar.bz2
nds32: Fix drivers/gpu/drm/udl/udl_fb.c building error by defining PAGE_SHARED
It broke the 'allmodconfig' build. drivers/gpu/drm/udl/udl_fb.c: In function 'udl_fb_mmap': drivers/gpu/drm/udl/udl_fb.c:183:52: error: 'PAGE_SHARED' undeclared (first use in this function) if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) ^~~~~~~~~~~ drivers/gpu/drm/udl/udl_fb.c:183:52: note: each undeclared identifier is reported only once for each function it appears in make[4]: *** [drivers/gpu/drm/udl/udl_fb.o] Error 1 Signed-off-by: Greentime Hu <greentime@andestech.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/nds32/include/asm/pgtable.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/nds32/include/asm/pgtable.h b/arch/nds32/include/asm/pgtable.h
index 6783937edbeb..d3e19a55cf53 100644
--- a/arch/nds32/include/asm/pgtable.h
+++ b/arch/nds32/include/asm/pgtable.h
@@ -152,6 +152,7 @@ extern void __pgd_error(const char *file, int line, unsigned long val);
#define PAGE_CACHE_L1 __pgprot(_HAVE_PAGE_L | _PAGE_V | _PAGE_M_KRW | _PAGE_D | _PAGE_E | _PAGE_G | _PAGE_CACHE)
#define PAGE_MEMORY __pgprot(_HAVE_PAGE_L | _PAGE_V | _PAGE_M_KRW | _PAGE_D | _PAGE_E | _PAGE_G | _PAGE_CACHE_SHRD)
#define PAGE_KERNEL __pgprot(_PAGE_V | _PAGE_M_KRW | _PAGE_D | _PAGE_E | _PAGE_G | _PAGE_CACHE_SHRD)
+#define PAGE_SHARED __pgprot(_PAGE_V | _PAGE_M_URW_KRW | _PAGE_D | _PAGE_CACHE_SHRD)
#define PAGE_DEVICE __pgprot(_PAGE_V | _PAGE_M_KRW | _PAGE_D | _PAGE_G | _PAGE_C_DEV)
#endif /* __ASSEMBLY__ */