On 12.3.2018 08:52, Alvaro G. M. wrote: > On Fri, Mar 09, 2018 at 01:05:11PM -0600, Rob Herring wrote: >> On Fri, Mar 9, 2018 at 6:51 AM, Alvaro G. M. wrote: >>> Hi, >>> >>> I've found via git bisect that 0fa1c579349fdd90173381712ad78aa99c09d38b >>> makes microblaze unbootable. >>> >>> I'm sorry I can't provide any console output, as nothing appears at all, >>> even when setting earlyprintk (or at least I wasn't able to get anything >>> back!). >> >> Ah, looks like microblaze doesn't set CONFIG_NO_BOOTMEM and so >> memblock_virt_alloc() doesn't work for CONFIG_HAVE_MEMBLOCK && >> !CONFIG_NO_BOOTMEM. AFAICT, microblaze doesn't really need bootmem and >> it can be removed, but I'm still investigating. Can you try out this >> branch[1]. >> >> Rob >> >> [1] git://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git >> microblaze-fixes > > Hi, Rob! > > This branch does indeed solve the issue. My microblaze system is now > booting as it did before, and everything seems normal now. Thanks! > > Tested-by: Alvaro Gamez Machado > I have tested it and I can also confirm that your two patches are fixing issue with 809d0e2c: 00240034 26000000 746f6f62 206d656d 4.$....&bootmem 809d0e3c: 6f6c6c61 666f2063 33353220 62203830 alloc of 25308 b 809d0e4c: 73657479 69616620 2164656c 00000000 ytes failed!.... 809d0e5c: 00000000 0029003c 06000000 6e72654b ....<.).....Kern 809d0e6c: 70206c65 63696e61 6e202d20 7320746f el panic - not s Can you please update that second commit with reasonable description and send it out? I will take it via my tree and will send pull request to Linus. Thanks, Michal -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Xilinx Microblaze Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP SoCs