On Tuesday 28 February 2017 11:22 AM, Pratyush Anand wrote: > `makedumpfile --mem-usage /proc/kcore` has been broken after kaslr specific > modifications. A kernel patch has been ACKed by Andrew Morton and has been > sent to Linus now [0]. This kernel patch helps to fix the issue for both > the case of kaslr enabled and disabled. > > [0] http://marc.info/?l=linux-mm-commits&m=148823497215968&w=2 Just FYI,patch is in upstream now. commit 464920104bf7adac12722035bfefb3d772eb04d8 Author: Pratyush Anand <panand at redhat.com> Date: Mon Feb 27 14:27:31 2017 -0800 /proc/kcore: update physical address for kcore ram and text > > Changes since v1: > - One more patch..Now mem-usage with older kernel (< 4.11) will only work > when that has been rightly patched and -f has been used in makedumpfile > command line. > > Baoquan He (2): > makedumpfile: Correct the calculation of kvaddr in > set_kcore_vmcoreinfo > makedumpfile: Discard process_dump_load > > Pratyush Anand (5): > show_mem_usage(): calculate page offset after elf load > initial(): call cach_init() a bit early > x86_64: check physical address in PT_LOAD for none direct mapped > regions > elf_info: kcore: check for invalid physical address > mem-usage: allow to work only with -f for kernel version < 4.11 > > arch/x86_64.c | 6 ++++-- > elf_info.c | 25 +++++-------------------- > makedumpfile.c | 18 ++++++++++++------ > 3 files changed, 21 insertions(+), 28 deletions(-) >
