x86: remove __put_user_asm() infrastructure

The last user was removed by commit 4b842e4e25 ("x86: get rid of small
constant size cases in raw_copy_{to,from}_user()").  Get rid of the
left-overs before somebody tries to use it again.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Linus Torvalds 2020-03-31 18:11:18 -07:00
parent 29d9f30d4c
commit ab33eb494c

View File

@ -383,17 +383,6 @@ struct __large_struct { unsigned long buf[100]; };
: : ltype(x), "m" (__m(addr)) \
: : label)
#define __put_user_failed(x, addr, itype, rtype, ltype, errret) \
({ __label__ __puflab; \
int __pufret = errret; \
__put_user_goto(x,addr,itype,rtype,ltype,__puflab); \
__pufret = 0; \
__puflab: __pufret; })
#define __put_user_asm(x, addr, retval, itype, rtype, ltype, errret) do { \
retval = __put_user_failed(x, addr, itype, rtype, ltype, errret); \
} while (0)
/**
* __get_user - Get a simple variable from user space, with less checking.
* @x: Variable to store result.