From: Hari Bathini <hbathini@linux.ibm.com>
To: naveen.n.rao@linux.ibm.com, christophe.leroy@csgroup.eu,
mpe@ellerman.id.au, ast@kernel.org, daniel@iogearbox.net
Cc: paulus@samba.org, andrii@kernel.org, kafai@fb.com,
songliubraving@fb.com, yhs@fb.com, john.fastabend@gmail.com,
kpsingh@kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org,
Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Subject: [RESEND PATCH v4 1/8] bpf powerpc: Remove unused SEEN_STACK
Date: Tue, 12 Oct 2021 18:00:49 +0530 [thread overview]
Message-ID: <20211012123056.485795-2-hbathini@linux.ibm.com> (raw)
In-Reply-To: <20211012123056.485795-1-hbathini@linux.ibm.com>
From: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
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>
---
* No changes in v4.
arch/powerpc/net/bpf_jit.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h
index 7e9b978b768e..89bd744c2bff 100644
--- 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 */
--
2.31.1
next prev parent reply other threads:[~2021-10-12 12:51 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 12:30 [RESEND PATCH v4 0/8] bpf powerpc: Add BPF_PROBE_MEM support in powerpc JIT compiler Hari Bathini
2021-10-12 12:30 ` Hari Bathini [this message]
2021-10-12 12:30 ` [RESEND PATCH v4 2/8] bpf powerpc: Remove extra_pass from bpf_jit_build_body() Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 3/8] bpf powerpc: refactor JIT compiler code Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 4/8] powerpc/ppc-opcode: introduce PPC_RAW_BRANCH() macro Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 5/8] bpf ppc64: Add BPF_PROBE_MEM support for JIT Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 6/8] bpf ppc64: Access only if addr is kernel address Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 7/8] bpf ppc32: Add BPF_PROBE_MEM support for JIT Hari Bathini
2021-10-12 12:30 ` [RESEND PATCH v4 8/8] bpf ppc32: Access only if addr is kernel address Hari Bathini
2021-10-14 8:15 ` [RESEND PATCH v4 0/8] bpf powerpc: Add BPF_PROBE_MEM support in powerpc JIT compiler David Laight
2021-10-14 8:33 ` Christophe Leroy
2021-10-14 9:52 ` David Laight
2021-11-25 9:36 ` Michael Ellerman
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