Merge tag 'mm-nonmm-stable-2024-11-24-02-05' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Pull non-MM updates from Andrew Morton:

 - The series "resource: A couple of cleanups" from Andy Shevchenko
   performs some cleanups in the resource management code

 - The series "Improve the copy of task comm" from Yafang Shao addresses
   possible race-induced overflows in the management of
   task_struct.comm[]

 - The series "Remove unnecessary header includes from
   {tools/}lib/list_sort.c" from Kuan-Wei Chiu adds some cleanups and a
   small fix to the list_sort library code and to its selftest

 - The series "Enhance min heap API with non-inline functions and
   optimizations" also from Kuan-Wei Chiu optimizes and cleans up the
   min_heap library code

 - The series "nilfs2: Finish folio conversion" from Ryusuke Konishi
   finishes off nilfs2's folioification

 - The series "add detect count for hung tasks" from Lance Yang adds
   more userspace visibility into the hung-task detector's activity

 - Apart from that, singelton patches in many places - please see the
   individual changelogs for details

* tag 'mm-nonmm-stable-2024-11-24-02-05' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (71 commits)
  gdb: lx-symbols: do not error out on monolithic build
  kernel/reboot: replace sprintf() with sysfs_emit()
  lib: util_macros_kunit: add kunit test for util_macros.h
  util_macros.h: fix/rework find_closest() macros
  Improve consistency of '#error' directive messages
  ocfs2: fix uninitialized value in ocfs2_file_read_iter()
  hung_task: add docs for hung_task_detect_count
  hung_task: add detect count for hung tasks
  dma-buf: use atomic64_inc_return() in dma_buf_getfile()
  fs/proc/kcore.c: fix coccinelle reported ERROR instances
  resource: avoid unnecessary resource tree walking in __region_intersects()
  ocfs2: remove unused errmsg function and table
  ocfs2: cluster: fix a typo
  lib/scatterlist: use sg_phys() helper
  checkpatch: always parse orig_commit in fixes tag
  nilfs2: convert metadata aops from writepage to writepages
  nilfs2: convert nilfs_recovery_copy_block() to take a folio
  nilfs2: convert nilfs_page_count_clean_buffers() to take a folio
  nilfs2: remove nilfs_writepage
  nilfs2: convert checkpoint file to be folio-based
  ...

7 files changed, 8 insertions, 58 deletions

diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index ea9127ba3208..395e23920632 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -4767,7 +4767,7 @@ bail:
 }
 
 /*
- * Allcate and add clusters into the extent b-tree.
+ * Allocate and add clusters into the extent b-tree.
  * The new clusters(clusters_to_add) will be inserted at logical_offset.
  * The extent b-tree's root is specified by et, and
  * it is not limited to the file storage. Any extent tree can use this
diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h
index 45db1781ea73..1d1b4b7edba0 100644
--- a/fs/ocfs2/aops.h
+++ b/fs/ocfs2/aops.h
@@ -70,6 +70,8 @@ enum ocfs2_iocb_lock_bits {
 	OCFS2_IOCB_NUM_LOCKS
 };
 
+#define ocfs2_iocb_init_rw_locked(iocb) \
+	(iocb->private = NULL)
 #define ocfs2_iocb_clear_rw_locked(iocb) \
 	clear_bit(OCFS2_IOCB_RW_LOCK, (unsigned long *)&iocb->private)
 #define ocfs2_iocb_rw_locked_level(iocb) \
diff --git a/fs/ocfs2/cluster/quorum.c b/fs/ocfs2/cluster/quorum.c
index 15d0ed9c13e5..8bf17231d7b7 100644
--- a/fs/ocfs2/cluster/quorum.c
+++ b/fs/ocfs2/cluster/quorum.c
@@ -60,7 +60,7 @@ static void o2quo_fence_self(void)
 	switch (o2nm_single_cluster->cl_fence_method) {
 	case O2NM_FENCE_PANIC:
 		panic("*** ocfs2 is very sorry to be fencing this system by "
-		      "panicing ***\n");
+		      "panicking ***\n");
 		break;
 	default:
 		WARN_ON(o2nm_single_cluster->cl_fence_method >=
diff --git a/fs/ocfs2/dlm/dlmapi.h b/fs/ocfs2/dlm/dlmapi.h
index bae60ca2672a..847a52dcbe7d 100644
--- a/fs/ocfs2/dlm/dlmapi.h
+++ b/fs/ocfs2/dlm/dlmapi.h
@@ -62,8 +62,6 @@ enum dlm_status {
 	DLM_MAXSTATS,             /* 41: upper limit for return code validation */
 };
 
-/* for pretty-printing dlm_status error messages */
-const char *dlm_errmsg(enum dlm_status err);
 /* for pretty-printing dlm_status error names */
 const char *dlm_errname(enum dlm_status err);
 
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index be5e9ed7da8d..e9ef4e2b0e75 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -164,59 +164,6 @@ static const char *dlm_errnames[] = {
 	[DLM_MAXSTATS] =		"DLM_MAXSTATS",
 };
 
-static const char *dlm_errmsgs[] = {
-	[DLM_NORMAL] = 			"request in progress",
-	[DLM_GRANTED] = 		"request granted",
-	[DLM_DENIED] = 			"request denied",
-	[DLM_DENIED_NOLOCKS] = 		"request denied, out of system resources",
-	[DLM_WORKING] = 		"async request in progress",
-	[DLM_BLOCKED] = 		"lock request blocked",
-	[DLM_BLOCKED_ORPHAN] = 		"lock request blocked by a orphan lock",
-	[DLM_DENIED_GRACE_PERIOD] = 	"topological change in progress",
-	[DLM_SYSERR] = 			"system error",
-	[DLM_NOSUPPORT] = 		"unsupported",
-	[DLM_CANCELGRANT] = 		"can't cancel convert: already granted",
-	[DLM_IVLOCKID] = 		"bad lockid",
-	[DLM_SYNC] = 			"synchronous request granted",
-	[DLM_BADTYPE] = 		"bad resource type",
-	[DLM_BADRESOURCE] = 		"bad resource handle",
-	[DLM_MAXHANDLES] = 		"no more resource handles",
-	[DLM_NOCLINFO] = 		"can't contact cluster manager",
-	[DLM_NOLOCKMGR] = 		"can't contact lock manager",
-	[DLM_NOPURGED] = 		"can't contact purge daemon",
-	[DLM_BADARGS] = 		"bad api args",
-	[DLM_VOID] = 			"no status",
-	[DLM_NOTQUEUED] = 		"NOQUEUE was specified and request failed",
-	[DLM_IVBUFLEN] = 		"invalid resource name length",
-	[DLM_CVTUNGRANT] = 		"attempted to convert ungranted lock",
-	[DLM_BADPARAM] = 		"invalid lock mode specified",
-	[DLM_VALNOTVALID] = 		"value block has been invalidated",
-	[DLM_REJECTED] = 		"request rejected, unrecognized client",
-	[DLM_ABORT] = 			"blocked lock request cancelled",
-	[DLM_CANCEL] = 			"conversion request cancelled",
-	[DLM_IVRESHANDLE] = 		"invalid resource handle",
-	[DLM_DEADLOCK] = 		"deadlock recovery refused this request",
-	[DLM_DENIED_NOASTS] = 		"failed to allocate AST",
-	[DLM_FORWARD] = 		"request must wait for primary's response",
-	[DLM_TIMEOUT] = 		"timeout value for lock has expired",
-	[DLM_IVGROUPID] = 		"invalid group specification",
-	[DLM_VERS_CONFLICT] = 		"version conflicts prevent request handling",
-	[DLM_BAD_DEVICE_PATH] = 	"Locks device does not exist or path wrong",
-	[DLM_NO_DEVICE_PERMISSION] = 	"Client has insufficient perms for device",
-	[DLM_NO_CONTROL_DEVICE] = 	"Cannot set options on opened device ",
-	[DLM_RECOVERING] = 		"lock resource being recovered",
-	[DLM_MIGRATING] = 		"lock resource being migrated",
-	[DLM_MAXSTATS] = 		"invalid error number",
-};
-
-const char *dlm_errmsg(enum dlm_status err)
-{
-	if (err >= DLM_MAXSTATS || err < 0)
-		return dlm_errmsgs[DLM_MAXSTATS];
-	return dlm_errmsgs[err];
-}
-EXPORT_SYMBOL_GPL(dlm_errmsg);
-
 const char *dlm_errname(enum dlm_status err)
 {
 	if (err >= DLM_MAXSTATS || err < 0)
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 4fa6c840d20b..957ced628eb1 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2398,6 +2398,8 @@ static ssize_t ocfs2_file_write_iter(struct kiocb *iocb,
 	} else
 		inode_lock(inode);
 
+	ocfs2_iocb_init_rw_locked(iocb);
+
 	/*
 	 * Concurrent O_DIRECT writes are allowed with
 	 * mount_option "coherency=buffered".
@@ -2544,6 +2546,8 @@ static ssize_t ocfs2_file_read_iter(struct kiocb *iocb,
 	if (!direct_io && nowait)
 		return -EOPNOTSUPP;
 
+	ocfs2_iocb_init_rw_locked(iocb);
+
 	/*
 	 * buffered reads protect themselves in ->read_folio().  O_DIRECT reads
 	 * need locks to protect pending reads from racing with truncate.
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index ebb5c99f490e..788a8de922a4 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -97,7 +97,6 @@ ssize_t ocfs2_quota_write(struct super_block *sb, int type,
 			  const char *data, size_t len, loff_t off);
 int ocfs2_global_read_info(struct super_block *sb, int type);
 int ocfs2_global_write_info(struct super_block *sb, int type);
-int ocfs2_global_read_dquot(struct dquot *dquot);
 int __ocfs2_sync_dquot(struct dquot *dquot, int freeing);
 static inline int ocfs2_sync_dquot(struct dquot *dquot)
 {