linux-kernel - [PATCH 5.10 17/47] NFS: NFS_INO_REVAL_PAGECACHE should mark the change attribute invalid

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Message-Id: <20210520092054.106759529@linuxfoundation.org>
Date:   Thu, 20 May 2021 11:22:15 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 17/47] NFS: NFS_INO_REVAL_PAGECACHE should mark the change attribute invalid

From: Trond Myklebust <trond.myklebust@...merspace.com>

[ Upstream commit 50c7a7994dd20af56e4d47e90af10bab71b71001 ]

When we're looking to revalidate the page cache, we should just ensure
that we mark the change attribute invalid.

Signed-off-by: Trond Myklebust <trond.myklebust@...merspace.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 fs/nfs/inode.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 6e2e948f1475..dc2cbca98fb0 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -207,7 +207,8 @@ static void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
 				| NFS_INO_INVALID_SIZE
 				| NFS_INO_REVAL_PAGECACHE
 				| NFS_INO_INVALID_XATTR);
-	}
+	} else if (flags & NFS_INO_REVAL_PAGECACHE)
+		flags |= NFS_INO_INVALID_CHANGE | NFS_INO_INVALID_SIZE;
 
 	if (inode->i_mapping->nrpages == 0)
 		flags &= ~(NFS_INO_INVALID_DATA|NFS_INO_DATA_INVAL_DEFER);
-- 
2.30.2