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authorNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>2022-02-14 16:11:47 +0530
committerMichael Ellerman <mpe@ellerman.id.au>2022-03-08 00:04:59 +1100
commit7b187dcdb5d348aa916dcda769313512c08e85a5 (patch)
tree98f7307a3b05ac0603be8687351d02c4bc2e795c /arch/powerpc
parent794abc08d75e9f2833f493090af14b748e182c5f (diff)
downloadlinux-7b187dcdb5d348aa916dcda769313512c08e85a5.tar.gz
powerpc/bpf: Cleanup bpf_jit.h
- PPC_EX32() is only used by ppc32 JIT. Move it to bpf_jit_comp32.c
- PPC_LI64() is only valid in ppc64. #ifdef it
- PPC_FUNC_ADDR() is not used anymore. Remove it.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/58f5b66b2f8546bbbee620f62103a8e97a63eb7c.1644834730.git.naveen.n.rao@linux.vnet.ibm.com

Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/net/bpf_jit.h10
-rw-r--r--arch/powerpc/net/bpf_jit_comp32.c2
2 files changed, 3 insertions, 9 deletions
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index dd1b338ba064..42a9adda31eb 100644
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -59,10 +59,7 @@
 				EMIT(PPC_RAW_ORI(d, d, IMM_L(i)));	      \
 		} } while(0)
 
-#ifdef CONFIG_PPC32
-#define PPC_EX32(r, i)		EMIT(PPC_RAW_LI((r), (i) < 0 ? -1 : 0))
-#endif
-
+#ifdef CONFIG_PPC64
 #define PPC_LI64(d, i)		do {					      \
 		if ((long)(i) >= -2147483648 &&				      \
 				(long)(i) < 2147483648)			      \
@@ -85,11 +82,6 @@
 				EMIT(PPC_RAW_ORI(d, d, (uintptr_t)(i) &       \
 							0xffff));             \
 		} } while (0)
-
-#ifdef CONFIG_PPC64
-#define PPC_FUNC_ADDR(d,i) do { PPC_LI64(d, i); } while(0)
-#else
-#define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
 #endif
 
 /*
diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c
index b72fac52c3ca..1dda7e3a3e9b 100644
--- a/arch/powerpc/net/bpf_jit_comp32.c
+++ b/arch/powerpc/net/bpf_jit_comp32.c
@@ -36,6 +36,8 @@
 /* BPF register usage */
 #define TMP_REG	(MAX_BPF_JIT_REG + 0)
 
+#define PPC_EX32(r, i)		EMIT(PPC_RAW_LI((r), (i) < 0 ? -1 : 0))
+
 /* BPF to ppc register mappings */
 const int b2p[MAX_BPF_JIT_REG + 1] = {
 	/* function return value */