Re: ioremap and dma cleanups and fixes for superh (2nd resend)

John Paul Adrian Glaubitz
2020-07-15T07:46:38Z

On 7/15/20 9:27 AM, Geert Uytterhoeven wrote:
>> [ 5.464000] WARNING: CPU: 0 PID: 1 at mm/slab.c:2589 cache_alloc_refill+0x216/0x6a0
>> [ 5.464000] Modules linked in:
>> [ 5.464000]
>> [ 5.464000] CPU: 0 PID: 1 Comm: swapper Not tainted 5.8.0-rc5-00026-g22b7a96ece82 #3
>> [ 5.464000] PC is at cache_alloc_refill+0x216/0x6a0
>> [ 5.464000] PR is at kmem_cache_alloc+0xd6/0x128
>> [ 5.464000] PC : 800ec0d2 SP : 9f445e68 SR : 400080f0
>> [ 5.464000] TEA : c00c30d0
>> [ 5.464000] R0 : 8062724c R1 : 8000fee8 R2 : 9f403540 R3 : 00000100
>> [ 5.464000] R4 : 9f403500 R5 : 00000000 R6 : 8068d5b0 R7 : 007fffff
>> [ 5.464000] R8 : 0000000c R9 : 9f403500 R10 : 8096fc0c R11 : 80044410
>> [ 5.464000] R12 : 9f405060 R13 : 00000dc0 R14 : 9f445e68
>> [ 5.464000] MACH: 10623bba MACL: 00000cc0 GBR : 2957bd58 PR : 800ec80a
>> [ 5.464000]
>> [ 5.464000] Call trace:
>> [ 5.464000] [<(ptrval)>] _raw_spin_unlock_irqrestore+0x0/0x54
>> [ 5.464000] [<(ptrval)>] _raw_spin_lock_irqsave+0x0/0x44
>> [ 5.464000] [<(ptrval)>] kmem_cache_alloc+0xd6/0x128
>> [ 5.464000] [<(ptrval)>] arch_local_irq_restore+0x0/0x2c
>> [ 5.464000] [<(ptrval)>] __raw_spin_lock_init+0x0/0x1c
>> [ 5.464000] [<(ptrval)>] pgd_alloc+0x10/0x24
>
> Does commit 73c348f31b63d28d ("sh: Fix unneeded constructor in page
> table allocation") in next-20200710 and later fix that?

Indeed, it does. This patch should be picked up as well.

Kernel boots without any errors now.

Adrian

--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - glaubitz@debian.org
`. `' Freie Universitaet Berlin - glaubitz@physik.fu-berlin.de
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