From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>
Subject: [tip regression] efi: Allow drivers to reserve boot services forever == toxic
Date: Fri, 16 Sep 2016 08:05:12 +0200 [thread overview]
Message-ID: <1474005912.3930.10.camel@gmail.com> (raw)
Hi Matt,
My workstation started instant rebooting with tip. I bisected it to..
efi/esrt: Use efi_mem_reserve() and avoid a kmalloc()
..but seems it's really $subject, as box works fine with the below.
---
drivers/firmware/efi/efi.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -415,6 +415,7 @@ void __init efi_mem_reserve(phys_addr_t
{
if (!memblock_is_region_reserved(addr, size))
memblock_reserve(addr, size);
+ else
/*
* Some architectures (x86) reserve all boot services ranges
No idea what's going boom down in efi_arch_mem_reserve().
next reply other threads:[~2016-09-16 6:05 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-16 6:05 Mike Galbraith [this message]
2016-09-16 9:31 ` [tip regression] efi: Allow drivers to reserve boot services forever == toxic Matt Fleming
[not found] ` <20160916093149.GC16797-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-09-16 10:00 ` Mike Galbraith
2016-09-16 10:00 ` Mike Galbraith
[not found] ` <1474020059.3881.3.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-09-16 14:30 ` Matt Fleming
2016-09-16 14:30 ` Matt Fleming
[not found] ` <20160916143007.GF16797-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-09-16 14:45 ` Mark Rutland
2016-09-16 14:45 ` Mark Rutland
2016-09-16 18:26 ` Mike Galbraith
2016-09-16 18:26 ` Mike Galbraith
[not found] ` <1474050376.3903.17.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-09-19 8:56 ` Mark Rutland
2016-09-19 8:56 ` Mark Rutland
2016-09-16 16:34 ` Mike Galbraith
2016-09-16 16:34 ` Mike Galbraith
[not found] ` <1474043695.3854.3.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-09-17 19:58 ` Matt Fleming
2016-09-17 19:58 ` Matt Fleming
[not found] ` <20160917195853.GG16797-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org>
2016-09-18 6:09 ` Mike Galbraith
2016-09-18 6:09 ` Mike Galbraith
[not found] ` <1474178972.3817.2.camel-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-09-19 11:15 ` Matt Fleming
2016-09-19 11:15 ` Matt Fleming
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