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NFS: Remove unnecessary page cache invalidations

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Remove cache invalidations that are already covered by change attribute
updates.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2021-10-02 19:21:49 -04:00
parent b97583b263
commit 36a10a3c4c
1 changed files with 1 additions and 6 deletions
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7
fs/nfs/inode.c
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@ -1451,8 +1451,6 @@ static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
&& (fattr->valid & NFS_ATTR_FATTR_MTIME)
&& timespec64_equal(&ts, &fattr->pre_mtime)) {
inode->i_mtime = fattr->mtime;
if (S_ISDIR(inode->i_mode))
nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
}
if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
&& (fattr->valid & NFS_ATTR_FATTR_SIZE)
@ -2162,11 +2160,8 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
save_cache_validity & NFS_INO_INVALID_OTHER;
if (fattr->valid & NFS_ATTR_FATTR_NLINK) {
if (inode->i_nlink != fattr->nlink) {
if (S_ISDIR(inode->i_mode))
invalid |= NFS_INO_INVALID_DATA;
if (inode->i_nlink != fattr->nlink)
set_nlink(inode, fattr->nlink);
}
} else if (fattr_supported & NFS_ATTR_FATTR_NLINK)
nfsi->cache_validity |=
save_cache_validity & NFS_INO_INVALID_NLINK;