diff options
author | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2023-11-24 12:19:37 +0300 |
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committer | Konstantin Komarov <almaz.alexandrovich@paragon-software.com> | 2023-12-06 17:46:14 +0300 |
commit | 6c3684e703837d2116b5cf4beb37aa7145a66b60 (patch) | |
tree | 084fd416e3781048490e0b42925f432e4d3aa4d5 /fs/ntfs3/inode.c | |
parent | fs/ntfs3: Drop suid and sgid bits as a part of fpunch (diff) | |
download | wireguard-linux-6c3684e703837d2116b5cf4beb37aa7145a66b60.tar.xz wireguard-linux-6c3684e703837d2116b5cf4beb37aa7145a66b60.zip |
fs/ntfs3: Implement super_operations::shutdown
Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
Diffstat (limited to 'fs/ntfs3/inode.c')
-rw-r--r-- | fs/ntfs3/inode.c | 21 |
1 files changed, 19 insertions, 2 deletions
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index bba0208c4afd..85452a6b1d40 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -852,9 +852,13 @@ static int ntfs_resident_writepage(struct folio *folio, struct writeback_control *wbc, void *data) { struct address_space *mapping = data; - struct ntfs_inode *ni = ntfs_i(mapping->host); + struct inode *inode = mapping->host; + struct ntfs_inode *ni = ntfs_i(inode); int ret; + if (unlikely(ntfs3_forced_shutdown(inode->i_sb))) + return -EIO; + ni_lock(ni); ret = attr_data_write_resident(ni, &folio->page); ni_unlock(ni); @@ -868,7 +872,12 @@ static int ntfs_resident_writepage(struct folio *folio, static int ntfs_writepages(struct address_space *mapping, struct writeback_control *wbc) { - if (is_resident(ntfs_i(mapping->host))) + struct inode *inode = mapping->host; + + if (unlikely(ntfs3_forced_shutdown(inode->i_sb))) + return -EIO; + + if (is_resident(ntfs_i(inode))) return write_cache_pages(mapping, wbc, ntfs_resident_writepage, mapping); return mpage_writepages(mapping, wbc, ntfs_get_block); @@ -888,6 +897,9 @@ int ntfs_write_begin(struct file *file, struct address_space *mapping, struct inode *inode = mapping->host; struct ntfs_inode *ni = ntfs_i(inode); + if (unlikely(ntfs3_forced_shutdown(inode->i_sb))) + return -EIO; + *pagep = NULL; if (is_resident(ni)) { struct page *page = @@ -1305,6 +1317,11 @@ struct inode *ntfs_create_inode(struct mnt_idmap *idmap, struct inode *dir, goto out1; } + if (unlikely(ntfs3_forced_shutdown(sb))) { + err = -EIO; + goto out2; + } + /* Mark rw ntfs as dirty. it will be cleared at umount. */ ntfs_set_state(sbi, NTFS_DIRTY_DIRTY); |