diff options
Diffstat (limited to 'fs/cifs/smb1ops.c')
| -rw-r--r-- | fs/cifs/smb1ops.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/fs/cifs/smb1ops.c b/fs/cifs/smb1ops.c index 526fb89f9230..e9ad8d37bb00 100644 --- a/fs/cifs/smb1ops.c +++ b/fs/cifs/smb1ops.c @@ -372,6 +372,16 @@ coalesce_t2(char *second_buf, struct smb_hdr *target_hdr) return 0; } +static void +cifs_downgrade_oplock(struct TCP_Server_Info *server, + struct cifsInodeInfo *cinode, bool set_level2) +{ + if (set_level2) + cifs_set_oplock_level(cinode, OPLOCK_READ); + else + cifs_set_oplock_level(cinode, 0); +} + static bool cifs_check_trans2(struct mid_q_entry *mid, struct TCP_Server_Info *server, char *buf, int malformed) @@ -576,7 +586,7 @@ cifs_query_path_info(const unsigned int xid, struct cifs_tcon *tcon, tmprc = CIFS_open(xid, &oparms, &oplock, NULL); if (tmprc == -EOPNOTSUPP) *symlink = true; - else + else if (tmprc == 0) CIFSSMBClose(xid, tcon, fid.netfid); } @@ -999,6 +1009,12 @@ cifs_is_read_op(__u32 oplock) return oplock == OPLOCK_READ; } +static bool +cifs_dir_needs_close(struct cifsFileInfo *cfile) +{ + return !cfile->srch_inf.endOfSearch && !cfile->invalidHandle; +} + struct smb_version_operations smb1_operations = { .send_cancel = send_nt_cancel, .compare_fids = cifs_compare_fids, @@ -1019,6 +1035,7 @@ struct smb_version_operations smb1_operations = { .clear_stats = cifs_clear_stats, .print_stats = cifs_print_stats, .is_oplock_break = is_valid_oplock_break, + .downgrade_oplock = cifs_downgrade_oplock, .check_trans2 = cifs_check_trans2, .need_neg = cifs_need_neg, .negotiate = cifs_negotiate, @@ -1067,6 +1084,7 @@ struct smb_version_operations smb1_operations = { .query_mf_symlink = cifs_query_mf_symlink, .create_mf_symlink = cifs_create_mf_symlink, .is_read_op = cifs_is_read_op, + .dir_needs_close = cifs_dir_needs_close, #ifdef CONFIG_CIFS_XATTR .query_all_EAs = CIFSSMBQAllEAs, .set_EA = CIFSSMBSetEA, |