From: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Date: Tue, 12 Oct 2021 18:00:49 +0530
Subject: bpf powerpc: Remove unused SEEN_STACK
Patch-mainline: v5.17-rc1
Git-commit: c9ce7c36e4870bd307101ba7a00a39d9aad270f3
References: jsc#PED-1368
SEEN_STACK is unused on PowerPC. Remove it. Also, have
SEEN_TAILCALL use 0x40000000.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211012123056.485795-2-hbathini@linux.ibm.com
Acked-by: Shung-Hsi Yu <shung-hsi.yu@suse.com>
---
arch/powerpc/net/bpf_jit.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/arch/powerpc/net/bpf_jit.h
+++ b/arch/powerpc/net/bpf_jit.h
@@ -125,8 +125,7 @@
#define COND_LE (CR0_GT | COND_CMP_FALSE)
#define SEEN_FUNC 0x20000000 /* might call external helpers */
-#define SEEN_STACK 0x40000000 /* uses BPF stack */
-#define SEEN_TAILCALL 0x80000000 /* uses tail calls */
+#define SEEN_TAILCALL 0x40000000 /* uses tail calls */
#define SEEN_VREG_MASK 0x1ff80000 /* Volatile registers r3-r12 */
#define SEEN_NVREG_MASK 0x0003ffff /* Non volatile registers r14-r31 */