forked from luck/tmp_suning_uos_patched
1191ccb34c
write{b,w,l,q}_relaxed are implemented by some architectures in order to permit memory-mapped I/O accesses with weaker barrier semantics than the non-relaxed variants. This patch adds dummy macros for the write accessors to sparc, in the same vein as the dummy definitions for the relaxed read accessors. The existing relaxed read{b,w,l} accessors are moved into asm/io.h, since they are identical between 32-bit and 64-bit machines. Acked-by: "David S. Miller" <davem@davemloft.net> Acked-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Will Deacon <will.deacon@arm.com> |
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asm | ||
uapi/asm |