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| author | Hendrik Brueckner | 2013-02-11 14:29:49 +0100 |
|---|---|---|
| committer | Martin Schwidefsky | 2013-02-14 15:55:22 +0100 |
| commit | 486c0a0bc80d370471b21662bf03f04fbb37cdc6 (patch) | |
| tree | 29b538296d454871ba0b4dd9802e0e154eb2102b /arch/s390/include | |
| parent | s390/linker skript: discard exit.data at runtime (diff) | |
| download | kernel-qcow2-linux-486c0a0bc80d370471b21662bf03f04fbb37cdc6.tar.gz kernel-qcow2-linux-486c0a0bc80d370471b21662bf03f04fbb37cdc6.tar.xz kernel-qcow2-linux-486c0a0bc80d370471b21662bf03f04fbb37cdc6.zip | |
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')
| -rw-r--r-- | arch/s390/include/asm/mman.h | 4 |
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__ */ |