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-rw-r--r--fs/cifs/file.c30
1 files changed, 13 insertions, 17 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index fa04a00d126d..db11fdef0e92 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -2307,8 +2307,7 @@ static void cifs_invalidate_page(struct page *page, unsigned long offset)
cifs_fscache_invalidate_page(page, &cifsi->vfs_inode);
}
-static void
-cifs_oplock_break(struct slow_work *work)
+void cifs_oplock_break(struct work_struct *work)
{
struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
oplock_break);
@@ -2345,33 +2344,30 @@ cifs_oplock_break(struct slow_work *work)
LOCKING_ANDX_OPLOCK_RELEASE, false);
cFYI(1, "Oplock release rc = %d", rc);
}
+
+ /*
+ * We might have kicked in before is_valid_oplock_break()
+ * finished grabbing reference for us. Make sure it's done by
+ * waiting for GlobalSMSSeslock.
+ */
+ write_lock(&GlobalSMBSeslock);
+ write_unlock(&GlobalSMBSeslock);
+
+ cifs_oplock_break_put(cfile);
}
-static int
-cifs_oplock_break_get(struct slow_work *work)
+void cifs_oplock_break_get(struct cifsFileInfo *cfile)
{
- struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
- oplock_break);
mntget(cfile->mnt);
cifsFileInfo_get(cfile);
- return 0;
}
-static void
-cifs_oplock_break_put(struct slow_work *work)
+void cifs_oplock_break_put(struct cifsFileInfo *cfile)
{
- struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
- oplock_break);
mntput(cfile->mnt);
cifsFileInfo_put(cfile);
}
-const struct slow_work_ops cifs_oplock_break_ops = {
- .get_ref = cifs_oplock_break_get,
- .put_ref = cifs_oplock_break_put,
- .execute = cifs_oplock_break,
-};
-
const struct address_space_operations cifs_addr_ops = {
.readpage = cifs_readpage,
.readpages = cifs_readpages,