diff options
| author | Greg Kroah-Hartman <[email protected]> | 2025-04-28 08:32:58 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2025-04-28 08:32:58 +0000 |
| commit | 615dca38c2eae55aff80050275931c87a812b48c (patch) | |
| tree | 8674a3a3f66a39bf7c7f2ab733a757e624bd99ec /fs/smb/client/file.c | |
| parent | usb: gadget: u_serial: Implement remote wakeup capability (diff) | |
| parent | Linux 6.15-rc4 (diff) | |
| download | kernel-615dca38c2eae55aff80050275931c87a812b48c.tar.gz kernel-615dca38c2eae55aff80050275931c87a812b48c.zip | |
Merge 6.15-rc4 into usb-next
We need the USB fixes in here as well, and this resolves the following
merge conflicts that were reported in linux-next:
drivers/usb/chipidea/ci_hdrc_imx.c
drivers/usb/host/xhci.h
Reported-by: Stephen Rothwell <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'fs/smb/client/file.c')
| -rw-r--r-- | fs/smb/client/file.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index 8407fb108664..9e8f404b9e56 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -1007,6 +1007,11 @@ int cifs_open(struct inode *inode, struct file *file) } else { _cifsFileInfo_put(cfile, true, false); } + } else { + /* hard link on the defeered close file */ + rc = cifs_get_hardlink_path(tcon, inode, file); + if (rc) + cifs_close_deferred_file(CIFS_I(inode)); } if (server->oplocks) @@ -2071,6 +2076,29 @@ cifs_move_llist(struct list_head *source, struct list_head *dest) list_move(li, dest); } +int +cifs_get_hardlink_path(struct cifs_tcon *tcon, struct inode *inode, + struct file *file) +{ + struct cifsFileInfo *open_file = NULL; + struct cifsInodeInfo *cinode = CIFS_I(inode); + int rc = 0; + + spin_lock(&tcon->open_file_lock); + spin_lock(&cinode->open_file_lock); + + list_for_each_entry(open_file, &cinode->openFileList, flist) { + if (file->f_flags == open_file->f_flags) { + rc = -EINVAL; + break; + } + } + + spin_unlock(&cinode->open_file_lock); + spin_unlock(&tcon->open_file_lock); + return rc; +} + void cifs_free_llist(struct list_head *llist) { |
