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authorCarlos Maiolino <cem@kernel.org>2024-11-12 11:00:16 +0100
committerCarlos Maiolino <cem@kernel.org>2024-11-12 11:00:16 +0100
commitcb288c9fb2aba9a5d71b8191dfcb6f2cced37f7a (patch)
tree971015f390ddc3b7f3e51b46112b44bc2c8952cb /include/linux
parent6b3582aca37180fa1270867d7964e4023a59302f (diff)
parent64c58d7c99343a910edf995e15d8037e19ec5777 (diff)
Merge tag 'rtgroups-prep-6.13_2024-11-05' of https://git.kernel.org/pub/scm/linux/kernel/git/djwong/xfs-linux into staging-merge
xfs: preparation for realtime allocation groups [v5.5 05/10] Prepare for realtime groups by adding a few bug fixes and generic code that will be necessary. With a bit of luck, this should all go splendidly. Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/iomap.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/iomap.h b/include/linux/iomap.h
index f61407e3b121..9ecb8ea7714c 100644
--- a/include/linux/iomap.h
+++ b/include/linux/iomap.h
@@ -53,6 +53,9 @@ struct vm_fault;
*
* IOMAP_F_XATTR indicates that the iomap is for an extended attribute extent
* rather than a file data extent.
+ *
+ * IOMAP_F_BOUNDARY indicates that I/O and I/O completions for this iomap must
+ * never be merged with the mapping before it.
*/
#define IOMAP_F_NEW (1U << 0)
#define IOMAP_F_DIRTY (1U << 1)
@@ -64,6 +67,7 @@ struct vm_fault;
#define IOMAP_F_BUFFER_HEAD 0
#endif /* CONFIG_BUFFER_HEAD */
#define IOMAP_F_XATTR (1U << 5)
+#define IOMAP_F_BOUNDARY (1U << 6)
/*
* Flags set by the core iomap code during operations: