linux-kernel - Re: [PATCH v2 0/3] fs/ecryptfs: Replace kmap{,_atomic}() with kmap_local

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Date:   Sat, 01 Jul 2023 12:46:29 +0200
From:   "Fabio M. De Francesco" <fmdefrancesco@...il.com>
To:     Christian Brauner <brauner@...nel.org>
Cc:     Christian Brauner <brauner@...nel.org>,
        Tyler Hicks <code@...icks.com>,
        Dave Chinner <dchinner@...hat.com>,
        "Matthew Wilcox (Oracle)" <willy@...radead.org>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Al Viro <viro@...iv.linux.org.uk>, ecryptfs@...r.kernel.org,
        linux-kernel@...r.kernel.org, Eric Biggers <ebiggers@...nel.org>
Subject: Re: [PATCH v2 0/3] fs/ecryptfs: Replace kmap{,_atomic}() with
 kmap_local_page()

On venerdì 30 giugno 2023 10:45:17 CEST Christian Brauner wrote:
> On Wed, 26 Apr 2023 19:22:20 +0200, Fabio M. De Francesco wrote:
> > kmap() and kmap_atomic() have been deprecated in favor of
> > kmap_local_page().
> > 
> > Therefore, replace kmap() and kmap_atomic() with kmap_local_page().
> > 
> > Tested in a QEMU/KVM x86_32 VM, 6GB RAM, booting a kernel with
> > HIGHMEM64GB enabled.
> > 
> > [...]
> 
> Picking this up.

Well, you anticipated me before I could ask you to take these patches through 
the VFS tree, as suggested by Eric.

> Please tell me if this should be routed somewhere else.
> vfs.misc will be rebased once v6.5-rc1 is released.

Actually, I really don't care which route they take, what really matters to me 
is that they get upstream one way or another :-)

Thank you very much,

Fabio

> ---
> 
> Applied to the vfs.misc branch of the vfs/vfs.git tree.
> Patches in the vfs.misc branch should appear in linux-next soon.
> 
> Please report any outstanding bugs that were missed during review in a
> new review to the original patch series allowing us to drop it.
> 
> It's encouraged to provide Acked-bys and Reviewed-bys even though the
> patch has now been applied. If possible patch trailers will be updated.
> 
> Note that commit hashes shown below are subject to change due to rebase,
> trailer updates or similar. If in doubt, please check the listed branch.
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
> branch: vfs.misc
> 
> [1/3] fs/ecryptfs: Replace kmap() with kmap_local_page()
>       https://git.kernel.org/vfs/vfs/c/7a367455b6a5
> [2/3] fs/ecryptfs: Use kmap_local_page() in ecryptfs_write()
>       https://git.kernel.org/vfs/vfs/c/55f13011af9d
> [3/3] fs/ecryptfs: Use kmap_local_page() in copy_up_encrypted_with_header()
>       https://git.kernel.org/vfs/vfs/c/de9f5a15080f