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Tue, 21 Sep 2021 13:29:58 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 287984C05A; Tue, 21 Sep 2021 13:29:58 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 58C974C059; Tue, 21 Sep 2021 13:29:54 +0000 (GMT) Received: from hbathini-workstation.ibm.com.com (unknown [9.43.117.91]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 21 Sep 2021 13:29:54 +0000 (GMT) From: Hari Bathini 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 Subject: [PATCH v3 1/8] bpf powerpc: Remove unused SEEN_STACK Date: Tue, 21 Sep 2021 18:59:36 +0530 Message-Id: <20210921132943.489732-2-hbathini@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210921132943.489732-1-hbathini@linux.ibm.com> References: <20210921132943.489732-1-hbathini@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: pJVxfzowkdJDjwKb2v6BQFxMb2BK2_Sw X-Proofpoint-GUID: yoXJzjG3VymwEE9z8WlJz2jpjO7IPjYJ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.182.1,Aquarius:18.0.790,Hydra:6.0.391,FMLib:17.0.607.475 definitions=2021-09-21_01,2021-09-20_01,2020-04-07_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxlogscore=999 adultscore=0 priorityscore=1501 mlxscore=0 impostorscore=0 suspectscore=0 spamscore=0 phishscore=0 bulkscore=0 malwarescore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2109030001 definitions=main-2109210082 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net From: Ravi Bangoria SEEN_STACK is unused on PowerPC. Remove it. Also, have SEEN_TAILCALL use 0x40000000. Signed-off-by: Ravi Bangoria Reviewed-by: Christophe Leroy --- Changes in v3: * Added Reviewed-by tag from Chris. 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 99fad093f43e..d6267e93027a 100644 --- a/arch/powerpc/net/bpf_jit.h +++ b/arch/powerpc/net/bpf_jit.h @@ -116,8 +116,7 @@ static inline bool is_nearbranch(int offset) #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 */