From cde9070d9970eef1f7ec2360586c802a16230ad8 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:43:50 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux driver

---
 kernel/fs/ceph/caps.c |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diff --git a/kernel/fs/ceph/caps.c b/kernel/fs/ceph/caps.c
index 51562d3..432dc2a 100644
--- a/kernel/fs/ceph/caps.c
+++ b/kernel/fs/ceph/caps.c
@@ -1636,6 +1636,7 @@
 	struct inode *inode = &ci->vfs_inode;
 	struct ceph_mds_client *mdsc = ceph_inode_to_client(inode)->mdsc;
 	struct ceph_mds_session *session = NULL;
+	bool need_put = false;
 	int mds;
 
 	dout("ceph_flush_snaps %p\n", inode);
@@ -1687,8 +1688,13 @@
 	}
 	/* we flushed them all; remove this inode from the queue */
 	spin_lock(&mdsc->snap_flush_lock);
+	if (!list_empty(&ci->i_snap_flush_item))
+		need_put = true;
 	list_del_init(&ci->i_snap_flush_item);
 	spin_unlock(&mdsc->snap_flush_lock);
+
+	if (need_put)
+		iput(inode);
 }
 
 /*
@@ -2957,7 +2963,7 @@
 
 	while (true) {
 		flags &= CEPH_FILE_MODE_MASK;
-		if (atomic_read(&fi->num_locks))
+		if (vfs_inode_has_locks(inode))
 			flags |= CHECK_FILELOCK;
 		_got = 0;
 		ret = try_get_cap_refs(inode, need, want, endoff,
@@ -3568,6 +3574,15 @@
 	}
 	BUG_ON(cap->issued & ~cap->implemented);
 
+	/* don't let check_caps skip sending a response to MDS for revoke msgs */
+	if (le32_to_cpu(grant->op) == CEPH_CAP_OP_REVOKE) {
+		cap->mds_wanted = 0;
+		if (cap == ci->i_auth_cap)
+			check_caps = 1; /* check auth cap only */
+		else
+			check_caps = 2; /* check all caps */
+	}
+
 	if (extra_info->inline_version > 0 &&
 	    extra_info->inline_version >= ci->i_inline_version) {
 		ci->i_inline_version = extra_info->inline_version;

--
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