Re: [PATCH 4.19 23/30] x86_64: increase stack size for KASAN_EXTRA

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

 




On 2/21/19 6:26 PM, Greg Kroah-Hartman wrote:
> On Thu, Feb 21, 2019 at 06:00:06PM +0300, Andrey Ryabinin wrote:
>> On 2/21/19 5:36 PM, Greg Kroah-Hartman wrote:
>>> 4.19-stable review patch.  If anyone has any objections, please let me know.
>>>
>>
>> Drop it please. It increases kernel stack up to 4-order which is above PAGE_ALLOC_COSTLY_ORDER.
>> This changes behavior of the fork() by making it fail with -ENOMEM due of high memory fragmentation.
>>
>> The patch that removes KASAN_EXTRA (not in Linus's tree yet) would be a better fix for the problem.
> 
> Ok, should this also be dropped from 4.20.y?
> 

Yes.



[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux