matthew green writes: > "Maxime Villard" writes: > > Module Name: src > > Committed By: maxv > > Date: Wed Feb 7 14:03:18 UTC 2018 > > > > Modified Files: > > src/lib/libkvm: kvm.c > > > > Log Message: > > Keep /dev/ksyms open in _kvm_open(). This way /dev/ksyms can be put into > > $g_kmem without breaking the tools that need kmem+ksyms. > > > > Discussed on tech-kern@ three weeks ago. The original issue was reported > > by maya@, the patch was written by Tom Ivar Helbekkmo, ok christos@. > > hmmm, it just occurs to me that this is not safe against me > re-opening /proc/mypid/N to get another fd on /dev/ksyms as > a normal user. > > i wonder if this pattern exists elsewhere...
ah, it shouldn't be a problem -- the user/group/mode are taken from the original file, so whatever /dev/ksyms is. .mrg.
