+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2000-2005 Silicon Graphics, Inc.
* All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it would be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
#include "xfs_arch.h"
#include "xfs_fs.h"
+#include "crc32c.h"
-/* CRC stuff, buffer API dependent on it */
-extern uint32_t crc32_le(uint32_t crc, unsigned char const *p, size_t len);
-extern uint32_t crc32c_le(uint32_t crc, unsigned char const *p, size_t len);
+/* Zones used in libxfs allocations that aren't in shared header files */
+extern kmem_zone_t *xfs_buf_item_zone;
+extern kmem_zone_t *xfs_ili_zone;
+extern kmem_zone_t *xfs_buf_zone;
+extern kmem_zone_t *xfs_inode_zone;
+extern kmem_zone_t *xfs_trans_zone;
-#define crc32(c,p,l) crc32_le((c),(unsigned char const *)(p),(l))
+/* CRC stuff, buffer API dependent on it */
#define crc32c(c,p,l) crc32c_le((c),(unsigned char const *)(p),(l))
#include "xfs_cksum.h"
#define xfs_notice(mp,fmt,args...) cmn_err(CE_NOTE,fmt, ## args)
#define xfs_warn(mp,fmt,args...) cmn_err(CE_WARN,fmt, ## args)
+#define xfs_err(mp,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
+#define xfs_alert(mp,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
+#define xfs_alert_tag(mp,tag,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
+
#define xfs_hex_dump(d,n) ((void) 0)
+#define xfs_stack_trace() ((void) 0)
+
#define xfs_force_shutdown(d,n) ((void) 0)
/* stop unused var warnings by assigning mp to itself */
-#define xfs_corruption_error(fu,e,l,mp,fi,ln,fa) do { \
+#define xfs_corruption_error(e,l,mp,b,sz,fi,ln,fa) do { \
(mp) = (mp); \
cmn_err(CE_ALERT, "%s: XFS_CORRUPTION_ERROR", (e)); \
} while (0)
-#define XFS_CORRUPTION_ERROR(e,l,mp,m) do { \
+#define XFS_CORRUPTION_ERROR(e, lvl, mp, buf, bufsize) do { \
(mp) = (mp); \
cmn_err(CE_ALERT, "%s: XFS_CORRUPTION_ERROR", (e)); \
} while (0)
# define barrier() __memory_barrier()
#endif
-#define XFS_DQUOT_CLUSTER_SIZE_FSB (xfs_filblks_t)1
-
/* miscellaneous kernel routines not in user space */
#define down_read(a) ((void) 0)
#define up_read(a) ((void) 0)
#define percpu_counter_read_positive(x) ((*x) > 0 ? (*x) : 0)
#define percpu_counter_sum(x) (*x)
+#define READ_ONCE(x) (x)
+#define WRITE_ONCE(x, val) ((x) = (val))
+
/*
* prandom_u32 is used for di_gen inode allocation, it must be zero for libxfs
* or all sorts of badness can occur!
#define max_t(type,x,y) \
({ type __x = (x); type __y = (y); __x > __y ? __x: __y; })
+/**
+ * swap - swap values of @a and @b
+ * @a: first value
+ * @b: second value
+ */
+#define swap(a, b) \
+ do { typeof(a) __tmp = (a); (a) = (b); (b) = __tmp; } while (0)
#define __round_mask(x, y) ((__typeof__(x))((y)-1))
#define round_up(x, y) ((((x)-1) | __round_mask(x, y))+1)
#define XFS_BUF_SET_BDSTRAT_FUNC(a,b) ((void) 0)
/* avoid gcc warning */
-#define xfs_incore(bt,blkno,len,lockit) ({ \
+#define xfs_buf_incore(bt,blkno,len,lockit) ({ \
typeof(blkno) __foo = (blkno); \
typeof(len) __bar = (len); \
(blkno) = __foo; \
(len) = __bar; /* no set-but-unused warning */ \
NULL; \
})
+#define xfs_buf_get_uncached(t,n,f) \
+ libxfs_getbufr((t), XFS_BUF_DADDR_NULL, (n));
#define xfs_buf_relse(bp) libxfs_putbuf(bp)
#define xfs_buf_get(devp,blkno,len,f) (libxfs_getbuf((devp), (blkno), (len)))
#define xfs_bwrite(bp) libxfs_writebuf((bp), 0)
#define xfs_buf_delwri_queue(bp, bl) libxfs_writebuf((bp), 0)
+#define xfs_buf_delwri_submit(bl) (0)
+#define xfs_buf_oneshot(bp) ((void) 0)
#define XBRW_READ LIBXFS_BREAD
#define XBRW_WRITE LIBXFS_BWRITE
#define xfs_buf_iomove(bp,off,len,data,f) libxfs_iomove(bp,off,len,data,f)
-#define xfs_buf_zero(bp,off,len) libxfs_iomove(bp,off,len,0,LIBXFS_BZERO)
+#define xfs_buf_zero(bp,off,len) libxfs_iomove(bp,off,len,NULL,LIBXFS_BZERO)
/* mount stuff */
#define XFS_MOUNT_32BITINODES LIBXFS_MOUNT_32BITINODES
#define XFS_MOUNT_IKEEP 0 /* ignored in userspace */
#define XFS_MOUNT_SWALLOC 0 /* ignored in userspace */
#define XFS_MOUNT_RDONLY 0 /* ignored in userspace */
-
+#define XFS_MOUNT_BAD_SUMMARY 0 /* ignored in userspace */
#define xfs_trans_set_sync(tp) ((void) 0)
#define xfs_trans_agblocks_delta(tp, d)
})
#define xfs_buf_readahead_map(a,b,c,ops) ((void) 0) /* no readahead */
-#define xfs_warn(mp,fmt,args...) cmn_err(CE_WARN,fmt, ## args)
-#define xfs_alert(mp,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
-#define xfs_alert_tag(mp,tag,fmt,args...) cmn_err(CE_ALERT,fmt, ## args)
-
#define xfs_sort qsort
#define xfs_ilock(ip,mode) ((void) 0)
})
/* space allocation */
+#define XFS_EXTENT_BUSY_DISCARDED 0x01 /* undergoing a discard op. */
+#define XFS_EXTENT_BUSY_SKIP_DISCARD 0x02 /* do not discard */
+
#define xfs_extent_busy_reuse(mp,ag,bno,len,user) ((void) 0)
/* avoid unused variable warning */
#define xfs_extent_busy_insert(tp,ag,bno,len,flags)({ \
#define xfs_trans_mod_dquot_byino(t,i,f,d) ((void) 0)
#define xfs_trans_reserve_quota_nblks(t,i,b,n,f) (0)
#define xfs_trans_unreserve_quota_nblks(t,i,b,n,f) ((void) 0)
-#define xfs_qm_dqattach(i,f) (0)
+#define xfs_qm_dqattach(i) (0)
#define uuid_copy(s,d) platform_uuid_copy((s),(d))
#define uuid_equal(s,d) (platform_uuid_compare((s),(d)) == 0)
bool libxfs_verify_rtbno(struct xfs_mount *mp, xfs_rtblock_t rtbno);
struct xfs_rtalloc_rec {
- xfs_rtblock_t ar_startblock;
- xfs_rtblock_t ar_blockcount;
+ xfs_rtblock_t ar_startext;
+ xfs_rtblock_t ar_extcount;
};
typedef int (*xfs_rtalloc_query_range_fn)(
int libxfs_zero_extent(struct xfs_inode *ip, xfs_fsblock_t start_fsb,
xfs_off_t count_fsb);
+
bool xfs_log_check_lsn(struct xfs_mount *, xfs_lsn_t);
+#define xfs_log_in_recovery(mp) (false)
/* xfs_icache.c */
#define xfs_inode_set_cowblocks_tag(ip) do { } while (0)
typedef unsigned char u8;
unsigned int hweight8(unsigned int w);
+unsigned int hweight32(unsigned int w);
+unsigned int hweight64(__u64 w);
+
+#define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG))
+#define BIT_WORD(nr) ((nr) / BITS_PER_LONG)
+
+static inline void set_bit(int nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ *p |= mask;
+}
+
+static inline void clear_bit(int nr, volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ *p &= ~mask;
+}
+
+static inline int test_bit(int nr, const volatile unsigned long *addr)
+{
+ unsigned long mask = BIT_MASK(nr);
+ unsigned long *p = ((unsigned long *)addr) + BIT_WORD(nr);
+
+ return *p & mask;
+}
+
+/* Keep static checkers quiet about nonstatic functions by exporting */
+int xfs_inode_hasattr(struct xfs_inode *ip);
+int xfs_attr_get_ilocked(struct xfs_inode *ip, struct xfs_da_args *args);
+int xfs_attr_get(struct xfs_inode *ip, const unsigned char *name,
+ unsigned char *value, int *valuelenp, int flags);
+int xfs_attr_set(struct xfs_inode *dp, const unsigned char *name,
+ unsigned char *value, int valuelen, int flags);
+int xfs_attr_remove(struct xfs_inode *dp, const unsigned char *name, int flags);
+
+int xfs_rtbuf_get(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t block, int issum, struct xfs_buf **bpp);
+int xfs_rtcheck_range(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_extlen_t len, int val,
+ xfs_rtblock_t *new, int *stat);
+int xfs_rtfind_back(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_rtblock_t limit,
+ xfs_rtblock_t *rtblock);
+int xfs_rtfind_forw(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_rtblock_t limit,
+ xfs_rtblock_t *rtblock);
+int xfs_rtmodify_range(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_extlen_t len, int val);
+int xfs_rtmodify_summary_int(struct xfs_mount *mp, struct xfs_trans *tp,
+ int log, xfs_rtblock_t bbno, int delta,
+ xfs_buf_t **rbpp, xfs_fsblock_t *rsb,
+ xfs_suminfo_t *sum);
+int xfs_rtmodify_summary(struct xfs_mount *mp, struct xfs_trans *tp, int log,
+ xfs_rtblock_t bbno, int delta, xfs_buf_t **rbpp,
+ xfs_fsblock_t *rsb);
+int xfs_rtfree_range(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_extlen_t len,
+ struct xfs_buf **rbpp, xfs_fsblock_t *rsb);
+int xfs_rtalloc_query_range(struct xfs_trans *tp,
+ struct xfs_rtalloc_rec *low_rec,
+ struct xfs_rtalloc_rec *high_rec,
+ xfs_rtalloc_query_range_fn fn,
+ void *priv);
+int xfs_rtalloc_query_all(struct xfs_trans *tp,
+ xfs_rtalloc_query_range_fn fn,
+ void *priv);
+bool xfs_verify_rtbno(struct xfs_mount *mp, xfs_rtblock_t rtbno);
+int xfs_rtalloc_extent_is_free(struct xfs_mount *mp, struct xfs_trans *tp,
+ xfs_rtblock_t start, xfs_extlen_t len,
+ bool *is_free);
+/* xfs_bmap_util.h */
+struct xfs_bmalloca;
+int xfs_bmap_extsize_align(struct xfs_mount *mp, struct xfs_bmbt_irec *gotp,
+ struct xfs_bmbt_irec *prevp, xfs_extlen_t extsz,
+ int rt, int eof, int delay, int convert,
+ xfs_fileoff_t *offp, xfs_extlen_t *lenp);
+void xfs_bmap_adjacent(struct xfs_bmalloca *ap);
+int xfs_bmap_last_extent(struct xfs_trans *tp, struct xfs_inode *ip,
+ int whichfork, struct xfs_bmbt_irec *rec,
+ int *is_empty);
#endif /* __LIBXFS_INTERNAL_XFS_H__ */
projects / thirdparty / xfsprogs-dev.git / blobdiff