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Subject[PATCH 3/4] MIPS: BPF: Replace __mips_isa_rev with MIPS_ISA_REV
Date
Remove the need to check that __mips_isa_rev is defined by using the
newly added MIPS_ISA_REV.

Signed-off-by: Matt Redfearn <matt.redfearn@mips.com>
---

arch/mips/net/bpf_jit_asm.S | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/mips/net/bpf_jit_asm.S b/arch/mips/net/bpf_jit_asm.S
index 88a2075305d1..57154c5883b6 100644
--- a/arch/mips/net/bpf_jit_asm.S
+++ b/arch/mips/net/bpf_jit_asm.S
@@ -11,6 +11,7 @@
*/

#include <asm/asm.h>
+#include <asm/isa-rev.h>
#include <asm/regdef.h>
#include "bpf_jit.h"

@@ -65,7 +66,7 @@ FEXPORT(sk_load_word_positive)
lw $r_A, 0(t1)
.set noreorder
#ifdef CONFIG_CPU_LITTLE_ENDIAN
-# if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+# if MIPS_ISA_REV >= 2
wsbh t0, $r_A
rotr $r_A, t0, 16
# else
@@ -92,7 +93,7 @@ FEXPORT(sk_load_half_positive)
PTR_ADDU t1, $r_skb_data, offset
lhu $r_A, 0(t1)
#ifdef CONFIG_CPU_LITTLE_ENDIAN
-# if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+# if MIPS_ISA_REV >= 2
wsbh $r_A, $r_A
# else
sll t0, $r_A, 8
@@ -170,7 +171,7 @@ FEXPORT(sk_load_byte_positive)
NESTED(bpf_slow_path_word, (6 * SZREG), $r_sp)
bpf_slow_path_common(4)
#ifdef CONFIG_CPU_LITTLE_ENDIAN
-# if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+# if MIPS_ISA_REV >= 2
wsbh t0, $r_s0
jr $r_ra
rotr $r_A, t0, 16
@@ -196,7 +197,7 @@ NESTED(bpf_slow_path_word, (6 * SZREG), $r_sp)
NESTED(bpf_slow_path_half, (6 * SZREG), $r_sp)
bpf_slow_path_common(2)
#ifdef CONFIG_CPU_LITTLE_ENDIAN
-# if defined(__mips_isa_rev) && (__mips_isa_rev >= 2)
+# if MIPS_ISA_REV >= 2
jr $r_ra
wsbh $r_A, $r_s0
# else
--
2.7.4
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