Re: [PATCH 5.4/5.10/5.15] nfs: Leave pages in the pagecache if readpage failed

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On Wed, Jun 26, 2024 at 11:46:14AM -0700, Kuniyuki Iwashima wrote:
> From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
> 
> commit 0b768a9610c6de9811c6d33900bebfb665192ee1 upstream
> 
> The pagecache handles readpage failing by itself; it doesn't want
> filesystems to remove pages from under it.
> 
> Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
> Signed-off-by: Kuniyuki Iwashima <kuniyu@xxxxxxxxxx>
> ---
> When NFS server returns NFS4ERR_SERVERFAULT, the client returned
> Remote I/O error immediately on 4.14 and 6.1, but on 5.4/5.10/5.15,
> the client retries forever and get stuck until userspace aborts it.
> 
> The patch fixed the issue but did not have Fixes: tag.
> 
> Please backport this to 5.4/5.10/5.15.

Now queued up, thanks.

greg k-h




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