[PATCH 02/30] xfs: remove the ATTR_INCOMPLETE flag

[Christoph Hellwig <hch@lst.de>]

Replace the ATTR_INCOMPLETE flag with a new boolean field in struct
xfs_attr_list_context.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 fs/xfs/libxfs/xfs_attr.h | 5 ++---
 fs/xfs/scrub/attr.c      | 2 +-
 fs/xfs/xfs_attr_list.c   | 8 ++------
 3 files changed, 5 insertions(+), 10 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_attr.h b/fs/xfs/libxfs/xfs_attr.h
index 4243b2272642..71bcf1298e4c 100644
--- a/fs/xfs/libxfs/xfs_attr.h
+++ b/fs/xfs/libxfs/xfs_attr.h
@@ -36,11 +36,10 @@ struct xfs_attr_list_context;
 #define ATTR_KERNOTIME	0x1000	/* [kernel] don't update inode timestamps */
 #define ATTR_KERNOVAL	0x2000	/* [kernel] get attr size only, not value */
 
-#define ATTR_INCOMPLETE	0x4000	/* [kernel] return INCOMPLETE attr keys */
 #define ATTR_ALLOC	0x8000	/* [kernel] allocate xattr buffer on demand */
 
 #define ATTR_KERNEL_FLAGS \
-	(ATTR_KERNOTIME | ATTR_KERNOVAL | ATTR_INCOMPLETE | ATTR_ALLOC)
+	(ATTR_KERNOTIME | ATTR_KERNOVAL | ATTR_ALLOC)
 
 #define XFS_ATTR_FLAGS \
 	{ ATTR_DONTFOLLOW, 	"DONTFOLLOW" }, \
@@ -51,7 +50,6 @@ struct xfs_attr_list_context;
 	{ ATTR_REPLACE,		"REPLACE" }, \
 	{ ATTR_KERNOTIME,	"KERNOTIME" }, \
 	{ ATTR_KERNOVAL,	"KERNOVAL" }, \
-	{ ATTR_INCOMPLETE,	"INCOMPLETE" }, \
 	{ ATTR_ALLOC,		"ALLOC" }
 
 /*
@@ -123,6 +121,7 @@ typedef struct xfs_attr_list_context {
 	 * error values to the xfs_attr_list caller.
 	 */
 	int				seen_enough;
+	bool				allow_incomplete;
 
 	ssize_t				count;		/* num used entries */
 	int				dupcnt;		/* count dup hashvals seen */
diff --git a/fs/xfs/scrub/attr.c b/fs/xfs/scrub/attr.c
index d9f0dd444b80..d804558cdbca 100644
--- a/fs/xfs/scrub/attr.c
+++ b/fs/xfs/scrub/attr.c
@@ -497,7 +497,7 @@ xchk_xattr(
 	sx.context.resynch = 1;
 	sx.context.put_listent = xchk_xattr_listent;
 	sx.context.tp = sc->tp;
-	sx.context.flags = ATTR_INCOMPLETE;
+	sx.context.allow_incomplete = true;
 	sx.sc = sc;
 
 	/*
diff --git a/fs/xfs/xfs_attr_list.c b/fs/xfs/xfs_attr_list.c
index d37743bdf274..f7c4f6b9749a 100644
--- a/fs/xfs/xfs_attr_list.c
+++ b/fs/xfs/xfs_attr_list.c
@@ -452,8 +452,8 @@ xfs_attr3_leaf_list_int(
 		}
 
 		if ((entry->flags & XFS_ATTR_INCOMPLETE) &&
-		    !(context->flags & ATTR_INCOMPLETE))
-			continue;		/* skip incomplete entries */
+		    !context->allow_incomplete)
+			continue;
 
 		if (entry->flags & XFS_ATTR_LOCAL) {
 			xfs_attr_leaf_name_local_t *name_loc;
@@ -632,10 +632,6 @@ xfs_attr_list(
 	    (cursor->hashval || cursor->blkno || cursor->offset))
 		return -EINVAL;
 
-	/* Only internal consumers can retrieve incomplete attrs. */
-	if (flags & ATTR_INCOMPLETE)
-		return -EINVAL;
-
 	/*
 	 * Check for a properly aligned buffer.
 	 */
-- 
2.24.1