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Peter Anvin" , Mathieu Desnoyers , Song Liu , KP Singh , Matt Bobrowski , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Yonghong Song , John Fastabend , Stanislav Fomichev , Hao Luo , Andrew Morton Subject: Re: [PATCH v19 05/19] fprobe: Use ftrace_regs in fprobe exit handler Message-ID: <20241110170412.6661-A-hca@linux.ibm.com> References: <173125372214.172790.6929368952404083802.stgit@devnote2> <173125378270.172790.5407978814601760638.stgit@devnote2> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <173125378270.172790.5407978814601760638.stgit@devnote2> X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Y4KkmDzv_RfQUUDzdkAuzUGlBSRvEsau X-Proofpoint-ORIG-GUID: lTz9pkfDChxrEnI8Wbh9YNbvhWacrVls X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=3 priorityscore=1501 spamscore=3 malwarescore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 clxscore=1011 impostorscore=0 adultscore=0 mlxscore=3 mlxlogscore=147 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411100151 On Mon, Nov 11, 2024 at 12:49:42AM +0900, Masami Hiramatsu (Google) wrote: > From: Masami Hiramatsu (Google) > > Change the fprobe exit handler to use ftrace_regs structure instead of > pt_regs. This also introduce HAVE_FTRACE_REGS_HAVING_PT_REGS which > means the ftrace_regs is including the pt_regs so that ftrace_regs > can provide pt_regs without memory allocation. > Fprobe introduces a new dependency with that. > > Signed-off-by: Masami Hiramatsu (Google) > --- > Changes in v16: > - Rename HAVE_PT_REGS_TO_FTRACE_REGS_CAST to > HAVE_FTRACE_REGS_HAVING_PT_REGS. > Changes in v3: > - Use ftrace_regs_get_return_value() > Changes from previous series: NOTHING, just forward ported. > --- > arch/loongarch/Kconfig | 1 + > arch/s390/Kconfig | 1 + Acked-by: Heiko Carstens # s390