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authorHendrik Brueckner <brueckner@linux.vnet.ibm.com>2013-02-11 14:29:49 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-02-14 15:55:22 +0100
commit486c0a0bc80d370471b21662bf03f04fbb37cdc6 (patch)
tree29b538296d454871ba0b4dd9802e0e154eb2102b /arch/s390/include/asm
parenta4e69245bd7793a620ed67442c00fa1f2dd56891 (diff)
s390/mm: Fix crst upgrade of mmap with MAP_FIXED
Right now the page table upgrade does not happen if the end address of a fixed mapping is greater than TASK_SIZE. Enhance s390_mmap_check() to handle MAP_FIXED mappings correctly. Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/include/asm')
-rw-r--r--arch/s390/include/asm/mman.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/include/asm/mman.h b/arch/s390/include/asm/mman.h
index 0e47a576d666..9977e08df5bd 100644
--- a/arch/s390/include/asm/mman.h
+++ b/arch/s390/include/asm/mman.h
@@ -9,7 +9,7 @@
#include <uapi/asm/mman.h>
#if !defined(__ASSEMBLY__) && defined(CONFIG_64BIT)
-int s390_mmap_check(unsigned long addr, unsigned long len);
-#define arch_mmap_check(addr,len,flags) s390_mmap_check(addr,len)
+int s390_mmap_check(unsigned long addr, unsigned long len, unsigned long flags);
+#define arch_mmap_check(addr, len, flags) s390_mmap_check(addr, len, flags)
#endif
#endif /* __S390_MMAN_H__ */

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