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binfmt_flat: provide a default version of flat_get_relocate_addr 

This way only the two architectures that do masking need to provide
the helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Vladimir Murzin <vladimir.murzin@arm.com>
Reviewed-by: Vladimir Murzin <vladimir.murzin@arm.com>
Signed-off-by: Greg Ungerer <gerg@linux-m68k.org>
This commit is contained in:
Christoph Hellwig 2019-06-13 09:08:49 +02:00 committed by Greg Ungerer
parent 2f3196d49b
commit 02da283302
6 changed files with 4 additions and 6 deletions
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2
arch/arm/include/asm/flat.h
View File

@ -30,6 +30,4 @@ static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
#endif
}
#define flat_get_relocate_addr(rel) (rel)
#endif /* __ARM_FLAT_H__ */

1
arch/c6x/include/asm/flat.h
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@ -17,6 +17,5 @@ static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
put_unaligned(addr, (__force u32 *)rp);
return 0;
}
#define flat_get_relocate_addr(rel) (rel)
#endif /* __ASM_C6X_FLAT_H */

1
arch/m68k/include/asm/flat.h
View File

@ -28,7 +28,6 @@ static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
return put_user(addr, rp);
#endif
}
#define flat_get_relocate_addr(rel) (rel)
#define FLAT_PLAT_INIT(regs) \
do { \

1
arch/sh/include/asm/flat.h
View File

@ -24,7 +24,6 @@ static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
put_unaligned(addr, (__force u32 *)rp);
return 0;
}
#define flat_get_relocate_addr(rel) (rel)
#define FLAT_PLAT_INIT(_r) \
do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \

1
arch/xtensa/include/asm/flat.h
View File

@ -17,6 +17,5 @@ static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
put_unaligned(addr, (__force u32 *)rp);
return 0;
}
#define flat_get_relocate_addr(rel) (rel)
#endif /* __ASM_XTENSA_FLAT_H */

4
fs/binfmt_flat.c
View File

@ -43,6 +43,10 @@
#include <asm/cacheflush.h>
#include <asm/page.h>
#ifndef flat_get_relocate_addr
#define flat_get_relocate_addr(rel) (rel)
#endif
/****************************************************************************/
/*