diff mbox series

[2/2] xfs: add a realtime flag to the bmap update log redo items

Message ID 170404995227.1795774.7271970679282592714.stgit@frogsfrogsfrogs (mailing list archive)
State Superseded, archived
Headers show
Series [1/2] xfs: fix xfs_bunmapi to allow unmapping of partial rt extents | expand

Commit Message

Darrick J. Wong Dec. 31, 2023, 10:25 p.m. UTC 
From: Darrick J. Wong <djwong@kernel.org>

Extend the bmap update (BUI) log items with a new realtime flag that
indicates that the updates apply against a realtime file's data fork.
We'll wire up the actual code later.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
 libxfs/defer_item.c     |    6 ++++++
 libxfs/xfs_log_format.h |    4 +++-
 2 files changed, 9 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/libxfs/defer_item.c b/libxfs/defer_item.c
index e9875f3e208..e7d64be014d 100644
--- a/libxfs/defer_item.c
+++ b/libxfs/defer_item.c
@@ -490,6 +490,9 @@  xfs_bmap_update_get_group(
 {
 	xfs_agnumber_t		agno;
 
+	if (xfs_ifork_is_realtime(bi->bi_owner, bi->bi_whichfork))
+		return;
+
 	agno = XFS_FSB_TO_AGNO(mp, bi->bi_bmap.br_startblock);
 
 	/*
@@ -519,6 +522,9 @@  static inline void
 xfs_bmap_update_put_group(
 	struct xfs_bmap_intent	*bi)
 {
+	if (xfs_ifork_is_realtime(bi->bi_owner, bi->bi_whichfork))
+		return;
+
 	xfs_perag_intent_put(bi->bi_pag);
 }
 
diff --git a/libxfs/xfs_log_format.h b/libxfs/xfs_log_format.h
index 269573c8280..16872972e1e 100644
--- a/libxfs/xfs_log_format.h
+++ b/libxfs/xfs_log_format.h
@@ -838,10 +838,12 @@  struct xfs_cud_log_format {
 
 #define XFS_BMAP_EXTENT_ATTR_FORK	(1U << 31)
 #define XFS_BMAP_EXTENT_UNWRITTEN	(1U << 30)
+#define XFS_BMAP_EXTENT_REALTIME	(1U << 29)
 
 #define XFS_BMAP_EXTENT_FLAGS		(XFS_BMAP_EXTENT_TYPE_MASK | \
 					 XFS_BMAP_EXTENT_ATTR_FORK | \
-					 XFS_BMAP_EXTENT_UNWRITTEN)
+					 XFS_BMAP_EXTENT_UNWRITTEN | \
+					 XFS_BMAP_EXTENT_REALTIME)
 
 /*
  * This is the structure used to lay out an bui log item in the