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SubjectRe: [git pull] mount API series
Steven Whitehouse <swhiteho@redhat.com> writes:

> Hi,
>
>
> On 31/10/18 15:38, Eric W. Biederman wrote:
>> Al Viro <viro@ZenIV.linux.org.uk> writes:
>>
>>> mount API series from David Howells. Last cycle's objections
>>> had been of the "I'd do it differently" variety and with no such
>>> differently done variants having ever materialized over several
>>> cycles...
>> Absolutely not.
>>
>> My objections fundamentally is that I can find real problems when I look
>> at the code. Further the changes have not been incremental changes that
>> have evolved the code from one state to another but complete
>> replacements of code that make code review very difficult and bisection
>> completely inapplicable.
>>
>> I also object that this series completely fails to fix the worst but I
>> have ever seen in the mount API. Whit no real intrest shown in working
>> to fix it.
>>
>> A couple of bugs that I can see quickly. Several of which I have
>> previously reported:
>>
>> - There is an easily triggered NULL pointer deference with open_tree
>> and mount propagation.
>>
>>
> Can you share some details of what this NULL dereference is? David and
> Al have been working on the changes as requested by Linus later in
> this thread, and they'd like to tidy up this issue too at the same
> time if possible. We are not asking you to actually provide a fix, in
> case you are too busy to do so, however it would be good to know what
> the issue is so that we can make sure that it is resolved in the next
> round of patches,

https://lore.kernel.org/lkml/87bm7n5k1r.fsf@xmission.com/

Eric

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