Re: "mm/vmalloc: Add flag for freeing of special permsissions" broke udev on ia64

2020-08-11 Thread John Paul Adrian Glaubitz
Hi Rick! On 8/12/20 6:50 AM, Edgecombe, Rick P wrote: > On non-x86, this patchset shouldn't have changed much, just always > flush the TLB and purge the vmalloc area in cases where previously this > would only happen intermittently. Despite this, it also caused a > problem on sparc. In the end the

Re: "mm/vmalloc: Add flag for freeing of special permsissions" broke udev on ia64

2020-08-11 Thread Edgecombe, Rick P
On Tue, 2020-08-11 at 23:54 +0200, John Paul Adrian Glaubitz wrote: > Hi Rick! > > I have been bisecting some regressions on ia64 and one problem I ran > into is that > udev is causing the kernel to crash after the following change from > 2019: > > commit 868b104d7379e28013e9d48bdd2db25e0bdcf751

"mm/vmalloc: Add flag for freeing of special permsissions" broke udev on ia64

2020-08-11 Thread John Paul Adrian Glaubitz
Hi Rick! I have been bisecting some regressions on ia64 and one problem I ran into is that udev is causing the kernel to crash after the following change from 2019: commit 868b104d7379e28013e9d48bdd2db25e0bdcf751 Author: Rick Edgecombe Date: Thu Apr 25 17:11:36 2019 -0700 mm/vmalloc: Add