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| author | Trond Myklebust <trondmy@gmail.com> | 2020-01-06 23:25:00 +0300 |
|---|---|---|
| committer | Anna Schumaker <Anna.Schumaker@Netapp.com> | 2020-01-15 18:54:32 +0300 |
| commit | 0df68ced55443243951d02cc497be31fadf28173 (patch) | |
| tree | 8a893c208d8ae8f51e24fae0d128cd4cd35fd687 /fs | |
| parent | e515dd9d76d22446b67f1568e3fc39ec84635360 (diff) | |
| download | linux-0df68ced55443243951d02cc497be31fadf28173.tar.xz | |
NFS: Revalidate the file size on a fatal write error
If we suffer a fatal error upon writing a file, which causes us to
need to revalidate the entire mapping, then we should also revalidate
the file size.
Fixes: d2ceb7e57086 ("NFS: Don't use page_file_mapping after removing the page")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/write.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 21787711e352..adedc16780c5 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -243,7 +243,15 @@ out: /* A writeback failed: mark the page as bad, and invalidate the page cache */ static void nfs_set_pageerror(struct address_space *mapping) { + struct inode *inode = mapping->host; + nfs_zap_mapping(mapping->host, mapping); + /* Force file size revalidation */ + spin_lock(&inode->i_lock); + NFS_I(inode)->cache_validity |= NFS_INO_REVAL_FORCED | + NFS_INO_REVAL_PAGECACHE | + NFS_INO_INVALID_SIZE; + spin_unlock(&inode->i_lock); } static void nfs_mapping_set_error(struct page *page, int error) |