riscv/barrier: Define RISCV_FULL_BARRIER

[linux-2.6-microblaze.git] / arch / riscv / include / asm / atomic.h

diff --git a/arch/riscv/include/asm/atomic.h b/arch/riscv/include/asm/atomic.h
index f5dfef6..31e6e2e 100644 (file)
--- a/arch/riscv/include/asm/atomic.h
+++ b/arch/riscv/include/asm/atomic.h
@@ -207,7 +207,7 @@ static __always_inline int arch_atomic_fetch_add_unless(atomic_t *v, int a, int
                "       add      %[rc], %[p], %[a]\n"
                "       sc.w.rl  %[rc], %[rc], %[c]\n"
                "       bnez     %[rc], 0b\n"
-               "       fence    rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                : [a]"r" (a), [u]"r" (u)
@@ -228,7 +228,7 @@ static __always_inline s64 arch_atomic64_fetch_add_unless(atomic64_t *v, s64 a,
                "       add      %[rc], %[p], %[a]\n"
                "       sc.d.rl  %[rc], %[rc], %[c]\n"
                "       bnez     %[rc], 0b\n"
-               "       fence    rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                : [a]"r" (a), [u]"r" (u)
@@ -248,7 +248,7 @@ static __always_inline bool arch_atomic_inc_unless_negative(atomic_t *v)
                "       addi      %[rc], %[p], 1\n"
                "       sc.w.rl   %[rc], %[rc], %[c]\n"
                "       bnez      %[rc], 0b\n"
-               "       fence     rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :
@@ -268,7 +268,7 @@ static __always_inline bool arch_atomic_dec_unless_positive(atomic_t *v)
                "       addi      %[rc], %[p], -1\n"
                "       sc.w.rl   %[rc], %[rc], %[c]\n"
                "       bnez      %[rc], 0b\n"
-               "       fence     rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :
@@ -288,7 +288,7 @@ static __always_inline int arch_atomic_dec_if_positive(atomic_t *v)
                "       bltz     %[rc], 1f\n"
                "       sc.w.rl  %[rc], %[rc], %[c]\n"
                "       bnez     %[rc], 0b\n"
-               "       fence    rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :
@@ -310,7 +310,7 @@ static __always_inline bool arch_atomic64_inc_unless_negative(atomic64_t *v)
                "       addi      %[rc], %[p], 1\n"
                "       sc.d.rl   %[rc], %[rc], %[c]\n"
                "       bnez      %[rc], 0b\n"
-               "       fence     rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :
@@ -331,7 +331,7 @@ static __always_inline bool arch_atomic64_dec_unless_positive(atomic64_t *v)
                "       addi      %[rc], %[p], -1\n"
                "       sc.d.rl   %[rc], %[rc], %[c]\n"
                "       bnez      %[rc], 0b\n"
-               "       fence     rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :
@@ -352,7 +352,7 @@ static __always_inline s64 arch_atomic64_dec_if_positive(atomic64_t *v)
                "       bltz     %[rc], 1f\n"
                "       sc.d.rl  %[rc], %[rc], %[c]\n"
                "       bnez     %[rc], 0b\n"
-               "       fence    rw, rw\n"
+               RISCV_FULL_BARRIER
                "1:\n"
                : [p]"=&r" (prev), [rc]"=&r" (rc), [c]"+A" (v->counter)
                :