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Thu, 09 Jul 2026 20:44:23 -0700 (PDT) From: Ritesh Harjani (IBM) To: Sourabh Jain , linuxppc-dev@lists.ozlabs.org Cc: Sourabh Jain , Madhavan Srinivasan , Michael Ellerman Subject: Re: powerpc/kexec_file: print configured kernel command line In-Reply-To: <20250725124438.327593-1-sourabhjain@linux.ibm.com> Date: Fri, 10 Jul 2026 09:10:54 +0530 Message-ID: References: <20250725124438.327593-1-sourabhjain@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list Sourabh Jain writes: > Kexec with the -d option prints extra logs about the kexec/kdump kernel > that help debug kexec and kdump. For example, it shows what kexec > segments are loaded, their locations, and sizes. > > One key piece of information still missing is the kernel command line > configured for the kexec/kdump kernel. > > With this patch included, the kernel will print the kernel command line > configured for the kexec/kdump kernel as shown below: > > kexec --initrd=./initrd ./kernel -lspd --command-line="test1 test2" > > Loaded elf core header at 0x22e30000, bufsz=0x2000 memsz=0x80000 > kexec_elf: Command line: elfcorehdr=0x22e30000 test1 test2 <--- New > kexec_elf: Loaded initrd at 0x22eb0000 > Looks like this slipped through the cracks. agreed that this is good to have info. LGTM. So please feel free to add: Reviewed-by: Ritesh Harjani (IBM) (this was still cleanly applicable on my latest dev tree) > Cc: Madhavan Srinivasan > Cc: Michael Ellerman > Signed-off-by: Sourabh Jain -ritesh