Re: [PATCH v2] dell_rbu: make firmware payload memory uncachable

2018-03-27 Thread Stuart Hayes
Please disregard this version. I'm sorry (and intensely embarrassed).

Re: [PATCH v2] dell_rbu: make firmware payload memory uncachable

2018-03-27 Thread kbuild test robot
Hi Stuart, Thank you for the patch! Yet something to improve: [auto build test ERROR on linus/master] [also build test ERROR on v4.16-rc7 next-20180326] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/c

[PATCH v2] dell_rbu: make firmware payload memory uncachable

2018-03-26 Thread Stuart Hayes
The dell_rbu driver takes firmware update payloads and puts them in memory so the system BIOS can find them after a reboot. This sometimes fails (though rarely), because the memory containing the payload is in the CPU cache but never gets written back to main memory before the system is rebooted (