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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /fs/xfs/xfs_inode_item.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'fs/xfs/xfs_inode_item.h')
-rw-r--r--fs/xfs/xfs_inode_item.h53
1 files changed, 53 insertions, 0 deletions
diff --git a/fs/xfs/xfs_inode_item.h b/fs/xfs/xfs_inode_item.h
new file mode 100644
index 000000000..bbd836a44
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+++ b/fs/xfs/xfs_inode_item.h
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2000,2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ */
+#ifndef __XFS_INODE_ITEM_H__
+#define __XFS_INODE_ITEM_H__
+
+/* kernel only definitions */
+
+struct xfs_buf;
+struct xfs_bmbt_rec;
+struct xfs_inode;
+struct xfs_mount;
+
+struct xfs_inode_log_item {
+ struct xfs_log_item ili_item; /* common portion */
+ struct xfs_inode *ili_inode; /* inode ptr */
+ unsigned short ili_lock_flags; /* inode lock flags */
+ /*
+ * The ili_lock protects the interactions between the dirty state and
+ * the flush state of the inode log item. This allows us to do atomic
+ * modifications of multiple state fields without having to hold a
+ * specific inode lock to serialise them.
+ *
+ * We need atomic changes between inode dirtying, inode flushing and
+ * inode completion, but these all hold different combinations of
+ * ILOCK and IFLUSHING and hence we need some other method of
+ * serialising updates to the flush state.
+ */
+ spinlock_t ili_lock; /* flush state lock */
+ unsigned int ili_last_fields; /* fields when flushed */
+ unsigned int ili_fields; /* fields to be logged */
+ unsigned int ili_fsync_fields; /* logged since last fsync */
+ xfs_lsn_t ili_flush_lsn; /* lsn at last flush */
+ xfs_csn_t ili_commit_seq; /* last transaction commit */
+};
+
+static inline int xfs_inode_clean(struct xfs_inode *ip)
+{
+ return !ip->i_itemp || !(ip->i_itemp->ili_fields & XFS_ILOG_ALL);
+}
+
+extern void xfs_inode_item_init(struct xfs_inode *, struct xfs_mount *);
+extern void xfs_inode_item_destroy(struct xfs_inode *);
+extern void xfs_iflush_abort(struct xfs_inode *);
+extern void xfs_iflush_shutdown_abort(struct xfs_inode *);
+extern int xfs_inode_item_format_convert(xfs_log_iovec_t *,
+ struct xfs_inode_log_format *);
+
+extern struct kmem_cache *xfs_ili_cache;
+
+#endif /* __XFS_INODE_ITEM_H__ */