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Mon, 16 Oct 2023 05:03:32 +0000 (GMT) Received: from bgray-lenovo-p15.ozlabs.ibm.com (haven.au.ibm.com [9.192.254.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.au.ibm.com (Postfix) with ESMTPSA id 327B660511; Mon, 16 Oct 2023 16:03:30 +1100 (AEDT) From: Benjamin Gray To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v2 3/3] powerpc/32: Convert patch_instruction() to patch_uint() Date: Mon, 16 Oct 2023 16:01:47 +1100 Message-ID: <20231016050147.115686-4-bgray@linux.ibm.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231016050147.115686-1-bgray@linux.ibm.com> References: <20231016050147.115686-1-bgray@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: fh3TO3QZfLztFp5bUNzRj80mPS5DECy2 X-Proofpoint-ORIG-GUID: fh3TO3QZfLztFp5bUNzRj80mPS5DECy2 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-15_09,2023-10-12_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 malwarescore=0 adultscore=0 mlxscore=0 lowpriorityscore=0 suspectscore=0 phishscore=0 spamscore=0 clxscore=1015 bulkscore=0 mlxlogscore=774 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2309180000 definitions=main-2310160044 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Benjamin Gray Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" These changes are for patch_instruction() uses on data. Unlike ppc64 these should not be incorrect as-is, but using the patch_uint() alias better reflects what kind of data being patched and allows for benchmarking the effect of different patch_* implementations (e.g., skipping instruction flushing when patching data). Signed-off-by: Benjamin Gray --- arch/powerpc/kernel/static_call.c | 2 +- arch/powerpc/platforms/powermac/smp.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/static_call.c b/arch/powerpc/kernel/static_call.c index 863a7aa24650..1502b7e439ca 100644 --- a/arch/powerpc/kernel/static_call.c +++ b/arch/powerpc/kernel/static_call.c @@ -17,7 +17,7 @@ void arch_static_call_transform(void *site, void *tramp, void *func, bool tail) mutex_lock(&text_mutex); if (func && !is_short) { - err = patch_instruction(tramp + PPC_SCT_DATA, ppc_inst(target)); + err = patch_ulong(tramp + PPC_SCT_DATA, target); if (err) goto out; } diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c index c83d1e14077e..cfc1cd10135d 100644 --- a/arch/powerpc/platforms/powermac/smp.c +++ b/arch/powerpc/platforms/powermac/smp.c @@ -827,7 +827,7 @@ static int smp_core99_kick_cpu(int nr) mdelay(1); /* Restore our exception vector */ - patch_instruction(vector, ppc_inst(save_vector)); + patch_uint(vector, save_vector); local_irq_restore(flags); if (ppc_md.progress) ppc_md.progress("smp_core99_kick_cpu done", 0x347);