Hi! > How do we "know" when little memory is available? Kernel already scales its hash tables according to total RAM available, perhaps you can use similar mechanism? > Other suggestion which came about was to parse the kernel command line > and look for "elfcorehdr=". Is this ok? Is kernel command line visible > to the SCSI drivers? Kernel command line probably is visible, but I'd recommend against doing that. Pavel > Cc: Linux-scsi@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx > Subject: Re: kdump detection in SCSI drivers > > > Hi, > > > > Is there a standard way for drivers (RAID) to detect if the current > > kernel is running in kdump mode? We would like to adjust driver > behavior > > dynamically when kdump is active by scaling down resources. > > Perhaps you should be automatically using little resources when little > memory is available, or something? > > With upcomping kjump patches, it is more "interesting" than kdump > vs. no kdump. > > Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
