From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/fs/gfs2/glock.h | 42 ++++++++++++++++++++++++++++++++----------
1 files changed, 32 insertions(+), 10 deletions(-)
diff --git a/kernel/fs/gfs2/glock.h b/kernel/fs/gfs2/glock.h
index 5e12220..5381336 100644
--- a/kernel/fs/gfs2/glock.h
+++ b/kernel/fs/gfs2/glock.h
@@ -1,10 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
- *
- * This copyrighted material is made available to anyone wishing to use,
- * modify, copy, or redistribute it subject to the terms and conditions
- * of the GNU General Public License version 2.
*/
#ifndef __GLOCK_DOT_H__
@@ -193,6 +190,7 @@
extern int gfs2_glock_nq(struct gfs2_holder *gh);
extern int gfs2_glock_poll(struct gfs2_holder *gh);
extern int gfs2_glock_wait(struct gfs2_holder *gh);
+extern int gfs2_glock_async_wait(unsigned int num_gh, struct gfs2_holder *ghs);
extern void gfs2_glock_dq(struct gfs2_holder *gh);
extern void gfs2_glock_dq_wait(struct gfs2_holder *gh);
extern void gfs2_glock_dq_uninit(struct gfs2_holder *gh);
@@ -202,8 +200,20 @@
struct gfs2_holder *gh);
extern int gfs2_glock_nq_m(unsigned int num_gh, struct gfs2_holder *ghs);
extern void gfs2_glock_dq_m(unsigned int num_gh, struct gfs2_holder *ghs);
-extern void gfs2_dump_glock(struct seq_file *seq, const struct gfs2_glock *gl);
-#define GLOCK_BUG_ON(gl,x) do { if (unlikely(x)) { gfs2_dump_glock(NULL, gl); BUG(); } } while(0)
+extern void gfs2_dump_glock(struct seq_file *seq, struct gfs2_glock *gl,
+ bool fsid);
+#define GLOCK_BUG_ON(gl,x) do { if (unlikely(x)) { \
+ gfs2_dump_glock(NULL, gl, true); \
+ BUG(); } } while(0)
+#define gfs2_glock_assert_warn(gl, x) do { if (unlikely(!(x))) { \
+ gfs2_dump_glock(NULL, gl, true); \
+ gfs2_assert_warn((gl)->gl_name.ln_sbd, (x)); } } \
+ while (0)
+#define gfs2_glock_assert_withdraw(gl, x) do { if (unlikely(!(x))) { \
+ gfs2_dump_glock(NULL, gl, true); \
+ gfs2_assert_withdraw((gl)->gl_name.ln_sbd, (x)); } } \
+ while (0)
+
extern __printf(2, 3)
void gfs2_print_dbg(struct seq_file *seq, const char *fmt, ...);
@@ -234,6 +244,10 @@
extern void gfs2_glock_cb(struct gfs2_glock *gl, unsigned int state);
extern void gfs2_glock_complete(struct gfs2_glock *gl, int ret);
+extern bool gfs2_queue_delete_work(struct gfs2_glock *gl, unsigned long delay);
+extern void gfs2_cancel_delete_work(struct gfs2_glock *gl);
+extern bool gfs2_delete_work_queued(const struct gfs2_glock *gl);
+extern void gfs2_flush_delete_work(struct gfs2_sbd *sdp);
extern void gfs2_gl_hash_clear(struct gfs2_sbd *sdp);
extern void gfs2_glock_finish_truncate(struct gfs2_inode *ip);
extern void gfs2_glock_thaw(struct gfs2_sbd *sdp);
@@ -243,9 +257,9 @@
extern int __init gfs2_glock_init(void);
extern void gfs2_glock_exit(void);
-extern int gfs2_create_debugfs_file(struct gfs2_sbd *sdp);
+extern void gfs2_create_debugfs_file(struct gfs2_sbd *sdp);
extern void gfs2_delete_debugfs_file(struct gfs2_sbd *sdp);
-extern int gfs2_register_debugfs(void);
+extern void gfs2_register_debugfs(void);
extern void gfs2_unregister_debugfs(void);
extern const struct lm_lockops gfs2_dlm_ops;
@@ -260,6 +274,11 @@
return gh->gh_gl;
}
+static inline bool gfs2_holder_queued(struct gfs2_holder *gh)
+{
+ return !list_empty(&gh->gh_list);
+}
+
/**
* glock_set_object - set the gl_object field of a glock
* @gl: the glock
@@ -269,7 +288,7 @@
{
spin_lock(&gl->gl_lockref.lock);
if (gfs2_assert_warn(gl->gl_name.ln_sbd, gl->gl_object == NULL))
- gfs2_dump_glock(NULL, gl);
+ gfs2_dump_glock(NULL, gl, true);
gl->gl_object = object;
spin_unlock(&gl->gl_lockref.lock);
}
@@ -281,7 +300,7 @@
*
* I'd love to similarly add this:
* else if (gfs2_assert_warn(gl->gl_sbd, gl->gl_object == object))
- * gfs2_dump_glock(NULL, gl);
+ * gfs2_dump_glock(NULL, gl, true);
* Unfortunately, that's not possible because as soon as gfs2_delete_inode
* frees the block in the rgrp, another process can reassign it for an I_NEW
* inode in gfs2_create_inode because that calls new_inode, not gfs2_iget.
@@ -300,4 +319,7 @@
spin_unlock(&gl->gl_lockref.lock);
}
+extern void gfs2_inode_remember_delete(struct gfs2_glock *gl, u64 generation);
+extern bool gfs2_inode_already_deleted(struct gfs2_glock *gl, u64 generation);
+
#endif /* __GLOCK_DOT_H__ */
--
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