Re: [PATCH v14 00/10] erofs: Introduce page cache sharing feature

[Gao Xiang <hsiangkao@linux.alibaba.com>]

Hi Christian,

On 2026/1/12 22:40, Gao Xiang wrote:
> Hi Christian,
> 
> On 2026/1/12 17:14, Christian Brauner wrote:
>> On Fri, Jan 09, 2026 at 10:28:46AM +0000, Hongbo Li wrote:
>>> Enabling page cahe sharing in container scenarios has become increasingly
>>> crucial, as it can significantly reduce memory usage. In previous efforts,
>>> Hongzhen has done substantial work to push this feature into the EROFS
>>> mainline. Due to other commitments, he hasn't been able to continue his
>>> work recently, and I'm very pleased to build upon his work and continue
>>> to refine this implementation.
>>
>> I can't vouch for implementation details but I like the idea so +1 from me.
> 
> Thanks, I think it should be fine.
> Let me finalize the review this week.

I wonder if it's possible that you could merge v14
PATCH 1 and 2 now to the vfs-iomap branch (both
patches are reviewed or acked):
https://lore.kernel.org/linux-fsdevel/20260109102856.598531-2-lihongbo22@huawei.com
https://lore.kernel.org/linux-fsdevel/20260109102856.598531-3-lihongbo22@huawei.com

since these two patches are almost independent to the
main feature and can be merged independently as I said
in the previous cycle.

Merging those patches into a vfs branch also avoids
other iomap conflicts.

For the other patches (since PATCH 3), how about going
through erofs tree (I will merge your iomap branch),
since it seems at least it will cause several conflicts
with my other ongoing work, does it sound good to you?

Thanks,
Gao Xiang

> 
> Thanks,
> Gao Xiang