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fs/ntfs3: Fix handling of InitializeFileRecordSegment 

Make the logic of handling the InitializeFileRecordSegment operation
similar to that in windows.

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@paragon-software.com>
This commit is contained in:
Konstantin Komarov 2025-04-23 21:01:15 +03:00
parent 8b26c8c376
commit 766797c295
No known key found for this signature in database
GPG Key ID: A9B0331F832407B6
1 changed files with 14 additions and 16 deletions
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30
fs/ntfs3/fslog.c
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@ -3091,16 +3091,16 @@ static int do_action(struct ntfs_log *log, struct OPEN_ATTR_ENRTY *oe,
inode = ilookup(sbi->sb, rno); inode = ilookup(sbi->sb, rno);
if (inode) { if (inode) {
mi = &ntfs_i(inode)->mi; mi = &ntfs_i(inode)->mi;
} else if (op == InitializeFileRecordSegment) {
mi = kzalloc(sizeof(struct mft_inode), GFP_NOFS);
if (!mi)
return -ENOMEM;
err = mi_format_new(mi, sbi, rno, 0, false);
if (err)
goto out;
} else { } else {
/* Read from disk. */ /* Read from disk. */
err = mi_get(sbi, rno, &mi); err = mi_get(sbi, rno, &mi);
if (err && op == InitializeFileRecordSegment) {
mi = kzalloc(sizeof(struct mft_inode),
GFP_NOFS);
if (!mi)
return -ENOMEM;
err = mi_format_new(mi, sbi, rno, 0, false);
}
if (err) if (err)
return err; return err;
} }
@ -3109,15 +3109,13 @@ static int do_action(struct ntfs_log *log, struct OPEN_ATTR_ENRTY *oe,
if (op == DeallocateFileRecordSegment) if (op == DeallocateFileRecordSegment)
goto skip_load_parent; goto skip_load_parent;
if (InitializeFileRecordSegment != op) { if (rec->rhdr.sign == NTFS_BAAD_SIGNATURE)
if (rec->rhdr.sign == NTFS_BAAD_SIGNATURE) goto dirty_vol;
goto dirty_vol; if (!check_lsn(&rec->rhdr, rlsn))
if (!check_lsn(&rec->rhdr, rlsn)) goto out;
goto out; if (!check_file_record(rec, NULL, sbi))
if (!check_file_record(rec, NULL, sbi)) goto dirty_vol;
goto dirty_vol; attr = Add2Ptr(rec, roff);
attr = Add2Ptr(rec, roff);
}
if (is_rec_base(rec) || InitializeFileRecordSegment == op) { if (is_rec_base(rec) || InitializeFileRecordSegment == op) {
rno_base = rno; rno_base = rno;