For kdump kernel, check /proc/vmcore kexec kernel, no way. On 03/11/17 at 10:40am, Philip Prindeville wrote: > How do you tell you’re in the new kernel? > > There doesn’t seem to be anything in /sys/kernel/ that indicates this. > > I could parse /proc/cmdline for the absence of “crashkernel=“ for instance, > but there are obvious pitfalls to that. > > You’d think there would be a way for the kexec’d kernel to maintain some sort > of marker making it obvious that this is the kexec’d kernel (especially if > your system kernel and your crash kernel are the same, and only the cmdline > arguments change). > > Thanks, > > -Philip > > > _______________________________________________ > kexec mailing list > kexec@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/kexec
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