From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/fs/xfs/libxfs/xfs_bmap.h | 53 ++++++++++++++++++++++++++++++++---------------------
1 files changed, 32 insertions(+), 21 deletions(-)
diff --git a/kernel/fs/xfs/libxfs/xfs_bmap.h b/kernel/fs/xfs/libxfs/xfs_bmap.h
index 50242ba..6747e97 100644
--- a/kernel/fs/xfs/libxfs/xfs_bmap.h
+++ b/kernel/fs/xfs/libxfs/xfs_bmap.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2000-2006 Silicon Graphics, Inc.
* All Rights Reserved.
@@ -95,12 +95,6 @@
/* Map something in the CoW fork. */
#define XFS_BMAPI_COWFORK 0x200
-/* Only convert delalloc space, don't allocate entirely new extents */
-#define XFS_BMAPI_DELALLOC 0x400
-
-/* Only convert unwritten extents, don't allocate new blocks */
-#define XFS_BMAPI_CONVERT_ONLY 0x800
-
/* Skip online discard of freed extents */
#define XFS_BMAPI_NODISCARD 0x1000
@@ -117,8 +111,6 @@
{ XFS_BMAPI_ZERO, "ZERO" }, \
{ XFS_BMAPI_REMAP, "REMAP" }, \
{ XFS_BMAPI_COWFORK, "COWFORK" }, \
- { XFS_BMAPI_DELALLOC, "DELALLOC" }, \
- { XFS_BMAPI_CONVERT_ONLY, "CONVERT_ONLY" }, \
{ XFS_BMAPI_NODISCARD, "NODISCARD" }, \
{ XFS_BMAPI_NORMAP, "NORMAP" }
@@ -166,27 +158,39 @@
{ BMAP_ATTRFORK, "ATTR" }, \
{ BMAP_COWFORK, "COW" }
+/* Return true if the extent is an allocated extent, written or not. */
+static inline bool xfs_bmap_is_real_extent(struct xfs_bmbt_irec *irec)
+{
+ return irec->br_startblock != HOLESTARTBLOCK &&
+ irec->br_startblock != DELAYSTARTBLOCK &&
+ !isnullstartblock(irec->br_startblock);
+}
/*
* Return true if the extent is a real, allocated extent, or false if it is a
* delayed allocation, and unwritten extent or a hole.
*/
-static inline bool xfs_bmap_is_real_extent(struct xfs_bmbt_irec *irec)
+static inline bool xfs_bmap_is_written_extent(struct xfs_bmbt_irec *irec)
{
- return irec->br_state != XFS_EXT_UNWRITTEN &&
- irec->br_startblock != HOLESTARTBLOCK &&
- irec->br_startblock != DELAYSTARTBLOCK &&
- !isnullstartblock(irec->br_startblock);
+ return xfs_bmap_is_real_extent(irec) &&
+ irec->br_state != XFS_EXT_UNWRITTEN;
}
+
+/*
+ * Check the mapping for obviously garbage allocations that could trash the
+ * filesystem immediately.
+ */
+#define xfs_valid_startblock(ip, startblock) \
+ ((startblock) != 0 || XFS_IS_REALTIME_INODE(ip))
void xfs_trim_extent(struct xfs_bmbt_irec *irec, xfs_fileoff_t bno,
xfs_filblks_t len);
-void xfs_trim_extent_eof(struct xfs_bmbt_irec *, struct xfs_inode *);
int xfs_bmap_add_attrfork(struct xfs_inode *ip, int size, int rsvd);
int xfs_bmap_set_attrforkoff(struct xfs_inode *ip, int size, int *version);
-void xfs_bmap_local_to_extents_empty(struct xfs_inode *ip, int whichfork);
+void xfs_bmap_local_to_extents_empty(struct xfs_trans *tp,
+ struct xfs_inode *ip, int whichfork);
void __xfs_bmap_add_free(struct xfs_trans *tp, xfs_fsblock_t bno,
- xfs_filblks_t len, struct xfs_owner_info *oinfo,
+ xfs_filblks_t len, const struct xfs_owner_info *oinfo,
bool skip_discard);
void xfs_bmap_compute_maxlevels(struct xfs_mount *mp, int whichfork);
int xfs_bmap_first_unused(struct xfs_trans *tp, struct xfs_inode *ip,
@@ -223,18 +227,25 @@
int xfs_bmap_insert_extents(struct xfs_trans *tp, struct xfs_inode *ip,
xfs_fileoff_t *next_fsb, xfs_fileoff_t offset_shift_fsb,
bool *done, xfs_fileoff_t stop_fsb);
-int xfs_bmap_split_extent(struct xfs_inode *ip, xfs_fileoff_t split_offset);
+int xfs_bmap_split_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+ xfs_fileoff_t split_offset);
int xfs_bmapi_reserve_delalloc(struct xfs_inode *ip, int whichfork,
xfs_fileoff_t off, xfs_filblks_t len, xfs_filblks_t prealloc,
struct xfs_bmbt_irec *got, struct xfs_iext_cursor *cur,
int eof);
+int xfs_bmapi_convert_delalloc(struct xfs_inode *ip, int whichfork,
+ xfs_off_t offset, struct iomap *iomap, unsigned int *seq);
+int xfs_bmap_add_extent_unwritten_real(struct xfs_trans *tp,
+ struct xfs_inode *ip, int whichfork,
+ struct xfs_iext_cursor *icur, struct xfs_btree_cur **curp,
+ struct xfs_bmbt_irec *new, int *logflagsp);
static inline void
xfs_bmap_add_free(
struct xfs_trans *tp,
xfs_fsblock_t bno,
xfs_filblks_t len,
- struct xfs_owner_info *oinfo)
+ const struct xfs_owner_info *oinfo)
{
__xfs_bmap_add_free(tp, bno, len, oinfo, false);
}
@@ -256,9 +267,9 @@
enum xfs_bmap_intent_type type, int whichfork,
xfs_fileoff_t startoff, xfs_fsblock_t startblock,
xfs_filblks_t *blockcount, xfs_exntst_t state);
-int xfs_bmap_map_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+void xfs_bmap_map_extent(struct xfs_trans *tp, struct xfs_inode *ip,
struct xfs_bmbt_irec *imap);
-int xfs_bmap_unmap_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+void xfs_bmap_unmap_extent(struct xfs_trans *tp, struct xfs_inode *ip,
struct xfs_bmbt_irec *imap);
static inline int xfs_bmap_fork_to_state(int whichfork)
--
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