Re: [PATCH v10 6/7] x86/arch_prctl: Add ARCH_[GET|SET]_CPUID

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



<linux-fsdevel@xxxxxxxxxxxxxxx>,"open list:KERNEL SELFTEST FRAMEWORK" <linux-kselftest@xxxxxxxxxxxxxxx>,kvm list <kvm@xxxxxxxxxxxxxxx>
From: hpa@xxxxxxxxx
Message-ID: <E47D06A9-AFDA-4A9D-8539-9CC5AB19B395@xxxxxxxxx>

On March 14, 2017 12:23:40 PM PDT, Andy Lutomirski <luto@xxxxxxxxxxxxxx> wrote:
>On Tue, Mar 14, 2017 at 12:01 PM, H. Peter Anvin <hpa@xxxxxxxxx> wrote:
>> and at least theoretically we
>> could be indirecting though the ->stack pointer for every one if gcc
>> can't tell it won't have changed (we really need to get thread_info
>> moved into the task_struct allocation and away from the kernel stack,
>> especially since on x86 the pointer is the same size as the vestigial
>> structure it points to.)
>
>Solved by use of time machine:
>
>commit 15f4eae70d365bba26854c90b6002aaabb18c8aa
>Author: Andy Lutomirski <luto@xxxxxxxxxx>
>Date:   Tue Sep 13 14:29:25 2016 -0700
>
>    x86: Move thread_info into task_struct
>
>
>:)

My apologies, -ESTALEBRAINCACHE...
-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
--
To unsubscribe from this list: send the line "unsubscribe linux-kselftest" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Share Photos]     [IDE]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux ATA RAID]     [Samba]     [Device Mapper]

  Powered by Linux