Re: [v1] mm: access to uninitialized struct page

2018-04-24 Thread Pavel Tatashin
Hi Steven, Thank you for your review: >> https://lkml.org/lkml/2018/4/18/797 > > #2, Do not use "lkml.org" it is a very unreliable source. > OK > I'm fine with this change, but what happens if mm_init() traps? > > But that is probably not a case we really care about, as it is in the > very earl

Re: [v1] mm: access to uninitialized struct page

2018-04-20 Thread Steven Rostedt
The patch diff itself looks fine, just some comments on the submission of this. #1, the subject should be: [PATCH] init: Call mm_init() before trap_init() Need "PATCH" and not "v1". The versions start with the second update of a patch, and then it would be "[PATCH v2]" On Fri, 20 Apr 2018 15:1

[v1] mm: access to uninitialized struct page

2018-04-20 Thread Pavel Tatashin
The following two bugs were reported by Fengguang Wu: kernel reboot-without-warning in early-boot stage, last printk: early console in setup code https://lkml.org/lkml/2018/4/18/797 And, also: [per_cpu_ptr_to_phys] PANIC: early exception 0x0d IP 10:a892f15f error 0 cr2 0x88001fbff000