Tuck away a bunch of symbols that don't need to be public.
This commit is contained in:
dholland
parent
4f62ef74bd
commit
ed77f6830b
@ -1,4 +1,4 @@
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/* $NetBSD: lfs.h,v 1.152 2013/06/09 00:13:55 dholland Exp $ */
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/* $NetBSD: lfs.h,v 1.153 2013/06/18 08:01:00 dholland Exp $ */
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/* from NetBSD: dinode.h,v 1.22 2013/01/22 09:39:18 dholland Exp */
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/* from NetBSD: dir.h,v 1.21 2009/07/22 04:49:19 dholland Exp */
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@ -205,84 +205,11 @@
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/*
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* Adjustable filesystem parameters
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*/
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#define MIN_FREE_SEGS 20
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#define MIN_RESV_SEGS 15
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#ifndef LFS_ATIME_IFILE
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# define LFS_ATIME_IFILE 0 /* Store atime info in ifile (optional in LFSv1) */
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#endif
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#define LFS_MARKV_MAXBLKCNT 65536 /* Max block count for lfs_markv() */
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/* Misc. definitions */
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#define BW_CLEAN 1 /* Flag for lfs_bwrite_ext() */
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#define PG_DELWRI PG_PAGER1 /* Local def for delayed pageout */
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/* Resource limits */
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#define LFS_MAX_RESOURCE(x, u) (((x) >> 2) - 10 * (u))
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#define LFS_WAIT_RESOURCE(x, u) (((x) >> 1) - ((x) >> 3) - 10 * (u))
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#define LFS_INVERSE_MAX_RESOURCE(x, u) (((x) + 10 * (u)) << 2)
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#define LFS_MAX_BUFS LFS_MAX_RESOURCE(nbuf, 1)
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#define LFS_WAIT_BUFS LFS_WAIT_RESOURCE(nbuf, 1)
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#define LFS_INVERSE_MAX_BUFS(n) LFS_INVERSE_MAX_RESOURCE(n, 1)
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#define LFS_MAX_BYTES LFS_MAX_RESOURCE(bufmem_lowater, PAGE_SIZE)
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#define LFS_INVERSE_MAX_BYTES(n) LFS_INVERSE_MAX_RESOURCE(n, PAGE_SIZE)
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#define LFS_WAIT_BYTES LFS_WAIT_RESOURCE(bufmem_lowater, PAGE_SIZE)
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#define LFS_MAX_DIROP ((desiredvnodes >> 2) + (desiredvnodes >> 3))
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#define SIZEOF_DIROP(fs) (2 * ((fs)->lfs_bsize + LFS_DINODE1_SIZE))
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#define LFS_MAX_FSDIROP(fs) \
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((fs)->lfs_nclean <= (fs)->lfs_resvseg ? 0 : \
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(((fs)->lfs_nclean - (fs)->lfs_resvseg) * (fs)->lfs_ssize) / \
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(2 * SIZEOF_DIROP(fs)))
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#define LFS_MAX_PAGES lfs_max_pages()
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#define LFS_WAIT_PAGES lfs_wait_pages()
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#define LFS_BUFWAIT 2 /* How long to wait if over *_WAIT_* */
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#ifdef _KERNEL
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int lfs_wait_pages(void);
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int lfs_max_pages(void);
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#endif /* _KERNEL */
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/* How starved can we be before we start holding back page writes */
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#define LFS_STARVED_FOR_SEGS(fs) ((fs)->lfs_nclean < (fs)->lfs_resvseg)
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/*
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* Reserved blocks for lfs_malloc
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*/
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/* Structure to keep reserved blocks */
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typedef struct lfs_res_blk {
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void *p;
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LIST_ENTRY(lfs_res_blk) res;
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int size;
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char inuse;
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} res_t;
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/* Types for lfs_newbuf and lfs_malloc */
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#define LFS_NB_UNKNOWN -1
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#define LFS_NB_SUMMARY 0
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#define LFS_NB_SBLOCK 1
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#define LFS_NB_IBLOCK 2
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#define LFS_NB_CLUSTER 3
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#define LFS_NB_CLEAN 4
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#define LFS_NB_BLKIOV 5
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#define LFS_NB_COUNT 6 /* always last */
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/* Number of reserved memory blocks of each type */
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#define LFS_N_SUMMARIES 2
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#define LFS_N_SBLOCKS 1 /* Always 1, to throttle superblock writes */
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#define LFS_N_IBLOCKS 16 /* In theory ssize/bsize; in practice around 2 */
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#define LFS_N_CLUSTERS 16 /* In theory ssize/MAXPHYS */
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#define LFS_N_CLEAN 0
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#define LFS_N_BLKIOV 1
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/* Total count of "large" (non-pool) types */
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#define LFS_N_TOTAL (LFS_N_SUMMARIES + LFS_N_SBLOCKS + LFS_N_IBLOCKS + \
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LFS_N_CLUSTERS + LFS_N_CLEAN + LFS_N_BLKIOV)
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/* Counts for pool types */
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#define LFS_N_CL LFS_N_CLUSTERS
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#define LFS_N_BPP 2
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#define LFS_N_SEG 2
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/*
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* Directories
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*/
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@ -519,9 +446,6 @@ struct ulfs2_dinode {
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/* Unused logical block number */
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#define LFS_UNUSED_LBN -1
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/* Determine if a buffer belongs to the ifile */
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#define IS_IFILE(bp) (VTOI(bp->b_vp)->i_number == LFS_IFILE_INUM)
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# define LFS_LOCK_BUF(bp) do { \
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if (((bp)->b_flags & B_LOCKED) == 0 && bp->b_iodone == NULL) { \
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mutex_enter(&lfs_lock); \
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@ -545,111 +469,10 @@ struct ulfs2_dinode {
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(bp)->b_flags &= ~B_LOCKED; \
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} while (0)
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#ifdef _KERNEL
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extern u_long bufmem_lowater, bufmem_hiwater; /* XXX */
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# define LFS_IS_MALLOC_BUF(bp) ((bp)->b_iodone == lfs_callback)
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# ifdef DEBUG
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# define LFS_DEBUG_COUNTLOCKED(m) do { \
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if (lfs_debug_log_subsys[DLOG_LLIST]) { \
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lfs_countlocked(&locked_queue_count, &locked_queue_bytes, (m)); \
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cv_broadcast(&locked_queue_cv); \
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} \
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} while (0)
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# else
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# define LFS_DEBUG_COUNTLOCKED(m)
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# endif
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/* log for debugging writes to the Ifile */
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# ifdef DEBUG
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struct lfs_log_entry {
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const char *op;
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const char *file;
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int pid;
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int line;
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daddr_t block;
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unsigned long flags;
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};
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extern int lfs_lognum;
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extern struct lfs_log_entry lfs_log[LFS_LOGLENGTH];
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# define LFS_BWRITE_LOG(bp) lfs_bwrite_log((bp), __FILE__, __LINE__)
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# define LFS_ENTER_LOG(theop, thefile, theline, lbn, theflags, thepid) do {\
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int _s; \
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\
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mutex_enter(&lfs_lock); \
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_s = splbio(); \
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lfs_log[lfs_lognum].op = theop; \
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lfs_log[lfs_lognum].file = thefile; \
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lfs_log[lfs_lognum].line = (theline); \
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lfs_log[lfs_lognum].pid = (thepid); \
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lfs_log[lfs_lognum].block = (lbn); \
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lfs_log[lfs_lognum].flags = (theflags); \
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lfs_lognum = (lfs_lognum + 1) % LFS_LOGLENGTH; \
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splx(_s); \
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mutex_exit(&lfs_lock); \
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} while (0)
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# define LFS_BCLEAN_LOG(fs, bp) do { \
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if ((bp)->b_vp == (fs)->lfs_ivnode) \
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LFS_ENTER_LOG("clear", __FILE__, __LINE__, \
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bp->b_lblkno, bp->b_flags, curproc->p_pid);\
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} while (0)
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/* Must match list in lfs_vfsops.c ! */
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# define DLOG_RF 0 /* roll forward */
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# define DLOG_ALLOC 1 /* inode alloc */
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# define DLOG_AVAIL 2 /* lfs_{,r,f}avail */
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# define DLOG_FLUSH 3 /* flush */
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# define DLOG_LLIST 4 /* locked list accounting */
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# define DLOG_WVNODE 5 /* vflush/writevnodes verbose */
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# define DLOG_VNODE 6 /* vflush/writevnodes */
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# define DLOG_SEG 7 /* segwrite */
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# define DLOG_SU 8 /* seguse accounting */
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# define DLOG_CLEAN 9 /* cleaner routines */
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# define DLOG_MOUNT 10 /* mount/unmount */
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# define DLOG_PAGE 11 /* putpages/gop_write */
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# define DLOG_DIROP 12 /* dirop accounting */
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# define DLOG_MALLOC 13 /* lfs_malloc accounting */
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# define DLOG_MAX 14 /* The terminator */
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# define DLOG(a) lfs_debug_log a
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# else /* ! DEBUG */
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# define LFS_BCLEAN_LOG(fs, bp)
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# define LFS_BWRITE_LOG(bp) VOP_BWRITE((bp)->b_vp, (bp))
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# define DLOG(a)
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# endif /* ! DEBUG */
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#else /* ! _KERNEL */
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# define LFS_BWRITE_LOG(bp) VOP_BWRITE((bp))
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#endif /* _KERNEL */
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#ifdef _KERNEL
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/* This overlays the fid structure (see fstypes.h). */
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struct ulfs_ufid {
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u_int16_t ufid_len; /* Length of structure. */
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u_int16_t ufid_pad; /* Force 32-bit alignment. */
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u_int32_t ufid_ino; /* File number (ino). */
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int32_t ufid_gen; /* Generation number. */
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};
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/* Filehandle structure for exported LFSes */
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struct lfid {
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struct ulfs_ufid lfid_ufid;
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#define lfid_len lfid_ufid.ufid_len
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#define lfid_ino lfid_ufid.ufid_ino
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#define lfid_gen lfid_ufid.ufid_gen
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uint32_t lfid_ident;
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};
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#endif /* _KERNEL */
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/*
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* "struct inode" associated definitions
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*/
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/* Address calculations for metadata located in the inode */
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#define S_INDIR(fs) -ULFS_NDADDR
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#define D_INDIR(fs) (S_INDIR(fs) - NINDIR(fs) - 1)
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#define T_INDIR(fs) (D_INDIR(fs) - NINDIR(fs) * NINDIR(fs) - 1)
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/* For convenience */
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#define IN_ALLMOD (IN_MODIFIED|IN_ACCESS|IN_CHANGE|IN_UPDATE|IN_MODIFY|IN_ACCESSED|IN_CLEANING)
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@ -680,20 +503,6 @@ struct lfid {
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while ((ip)->i_flag & (IN_ACCESS | IN_CHANGE | IN_UPDATE | IN_MODIFY)) \
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lfs_itimes(ip, acc, mod, cre)
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/*
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* "struct vnode" associated definitions
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*/
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/* Heuristic emptiness measure */
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#define VPISEMPTY(vp) (LIST_EMPTY(&(vp)->v_dirtyblkhd) && \
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!(vp->v_type == VREG && (vp)->v_iflag & VI_ONWORKLST) &&\
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VTOI(vp)->i_lfs_nbtree == 0)
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#define WRITEINPROG(vp) ((vp)->v_numoutput > 0 || \
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(!LIST_EMPTY(&(vp)->v_dirtyblkhd) && \
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!(VTOI(vp)->i_flag & (IN_MODIFIED | IN_ACCESSED | IN_CLEANING))))
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/*
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* On-disk and in-memory checkpoint segment usage structure.
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*/
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@ -1164,7 +973,7 @@ struct lfs {
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int lfs_nadirop; /* number of active dirop nodes */
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long lfs_ravail; /* blocks pre-reserved for writing */
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long lfs_favail; /* blocks pre-reserved for writing */
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res_t *lfs_resblk; /* Reserved memory for pageout */
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struct lfs_res_blk *lfs_resblk; /* Reserved memory for pageout */
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TAILQ_HEAD(, inode) lfs_dchainhd; /* dirop vnodes */
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TAILQ_HEAD(, inode) lfs_pchainhd; /* paging vnodes */
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#define LFS_RESHASH_WIDTH 17
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@ -1,4 +1,4 @@
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/* $NetBSD: lfs_inode.h,v 1.4 2013/06/09 00:13:55 dholland Exp $ */
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/* $NetBSD: lfs_inode.h,v 1.5 2013/06/18 08:01:00 dholland Exp $ */
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/* from NetBSD: ulfs_inode.h,v 1.5 2013/06/06 00:51:50 dholland Exp */
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/* from NetBSD: inode.h,v 1.64 2012/11/19 00:36:21 jakllsch Exp */
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@ -51,6 +51,12 @@
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#include <miscfs/genfs/genfs_node.h>
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#include <ufs/lfs/lfs.h>
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/*
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* Adjustable filesystem parameters
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*/
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#define MIN_FREE_SEGS 20
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#define MIN_RESV_SEGS 15
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/*
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* The following constants define the usage of the quota file array in the
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* ulfsmount structure and dquot array in the inode structure. The semantics
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@ -245,5 +251,85 @@ struct lfs_inode_ext {
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#define i_lfs_segdhd inode_ext.lfs->lfs_segdhd
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#define i_lfs_odnlink inode_ext.lfs->lfs_odnlink
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/*
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* "struct buf" associated definitions
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*/
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#ifdef _KERNEL
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# define LFS_IS_MALLOC_BUF(bp) ((bp)->b_iodone == lfs_callback)
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# ifdef DEBUG
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# define LFS_DEBUG_COUNTLOCKED(m) do { \
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if (lfs_debug_log_subsys[DLOG_LLIST]) { \
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lfs_countlocked(&locked_queue_count, &locked_queue_bytes, (m)); \
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cv_broadcast(&locked_queue_cv); \
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} \
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} while (0)
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# else
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# define LFS_DEBUG_COUNTLOCKED(m)
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# endif
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/* log for debugging writes to the Ifile */
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# ifdef DEBUG
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struct lfs_log_entry {
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const char *op;
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const char *file;
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int pid;
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int line;
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daddr_t block;
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unsigned long flags;
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};
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extern int lfs_lognum;
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extern struct lfs_log_entry lfs_log[LFS_LOGLENGTH];
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# define LFS_BWRITE_LOG(bp) lfs_bwrite_log((bp), __FILE__, __LINE__)
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# define LFS_ENTER_LOG(theop, thefile, theline, lbn, theflags, thepid) do {\
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int _s; \
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\
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mutex_enter(&lfs_lock); \
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_s = splbio(); \
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lfs_log[lfs_lognum].op = theop; \
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lfs_log[lfs_lognum].file = thefile; \
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lfs_log[lfs_lognum].line = (theline); \
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lfs_log[lfs_lognum].pid = (thepid); \
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lfs_log[lfs_lognum].block = (lbn); \
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lfs_log[lfs_lognum].flags = (theflags); \
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lfs_lognum = (lfs_lognum + 1) % LFS_LOGLENGTH; \
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splx(_s); \
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mutex_exit(&lfs_lock); \
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} while (0)
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# define LFS_BCLEAN_LOG(fs, bp) do { \
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if ((bp)->b_vp == (fs)->lfs_ivnode) \
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LFS_ENTER_LOG("clear", __FILE__, __LINE__, \
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bp->b_lblkno, bp->b_flags, curproc->p_pid);\
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} while (0)
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/* Must match list in lfs_vfsops.c ! */
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# define DLOG_RF 0 /* roll forward */
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# define DLOG_ALLOC 1 /* inode alloc */
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# define DLOG_AVAIL 2 /* lfs_{,r,f}avail */
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# define DLOG_FLUSH 3 /* flush */
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# define DLOG_LLIST 4 /* locked list accounting */
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# define DLOG_WVNODE 5 /* vflush/writevnodes verbose */
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# define DLOG_VNODE 6 /* vflush/writevnodes */
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# define DLOG_SEG 7 /* segwrite */
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# define DLOG_SU 8 /* seguse accounting */
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# define DLOG_CLEAN 9 /* cleaner routines */
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# define DLOG_MOUNT 10 /* mount/unmount */
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# define DLOG_PAGE 11 /* putpages/gop_write */
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# define DLOG_DIROP 12 /* dirop accounting */
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# define DLOG_MALLOC 13 /* lfs_malloc accounting */
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# define DLOG_MAX 14 /* The terminator */
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# define DLOG(a) lfs_debug_log a
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# else /* ! DEBUG */
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# define LFS_BCLEAN_LOG(fs, bp)
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# define LFS_BWRITE_LOG(bp) VOP_BWRITE((bp)->b_vp, (bp))
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# define DLOG(a)
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# endif /* ! DEBUG */
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#else /* ! _KERNEL */
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# define LFS_BWRITE_LOG(bp) VOP_BWRITE((bp))
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#endif /* _KERNEL */
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#endif /* _UFS_LFS_LFS_INODE_H_ */
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@ -1,4 +1,4 @@
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/* $NetBSD: ulfs_inode.h,v 1.7 2013/06/08 22:23:52 dholland Exp $ */
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/* $NetBSD: ulfs_inode.h,v 1.8 2013/06/18 08:01:00 dholland Exp $ */
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/* from NetBSD: inode.h,v 1.64 2012/11/19 00:36:21 jakllsch Exp */
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/*
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@ -45,6 +45,126 @@
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#include <ufs/lfs/ulfs_dinode.h>
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#include <ufs/lfs/ulfs_quotacommon.h>
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/* Misc. definitions */
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#define BW_CLEAN 1 /* Flag for lfs_bwrite_ext() */
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#define PG_DELWRI PG_PAGER1 /* Local def for delayed pageout */
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/* Resource limits */
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#define LFS_MAX_RESOURCE(x, u) (((x) >> 2) - 10 * (u))
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#define LFS_WAIT_RESOURCE(x, u) (((x) >> 1) - ((x) >> 3) - 10 * (u))
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#define LFS_INVERSE_MAX_RESOURCE(x, u) (((x) + 10 * (u)) << 2)
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#define LFS_MAX_BUFS LFS_MAX_RESOURCE(nbuf, 1)
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#define LFS_WAIT_BUFS LFS_WAIT_RESOURCE(nbuf, 1)
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#define LFS_INVERSE_MAX_BUFS(n) LFS_INVERSE_MAX_RESOURCE(n, 1)
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#define LFS_MAX_BYTES LFS_MAX_RESOURCE(bufmem_lowater, PAGE_SIZE)
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#define LFS_INVERSE_MAX_BYTES(n) LFS_INVERSE_MAX_RESOURCE(n, PAGE_SIZE)
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#define LFS_WAIT_BYTES LFS_WAIT_RESOURCE(bufmem_lowater, PAGE_SIZE)
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#define LFS_MAX_DIROP ((desiredvnodes >> 2) + (desiredvnodes >> 3))
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#define SIZEOF_DIROP(fs) (2 * ((fs)->lfs_bsize + LFS_DINODE1_SIZE))
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#define LFS_MAX_FSDIROP(fs) \
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((fs)->lfs_nclean <= (fs)->lfs_resvseg ? 0 : \
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(((fs)->lfs_nclean - (fs)->lfs_resvseg) * (fs)->lfs_ssize) / \
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(2 * SIZEOF_DIROP(fs)))
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#define LFS_MAX_PAGES lfs_max_pages()
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#define LFS_WAIT_PAGES lfs_wait_pages()
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#define LFS_BUFWAIT 2 /* How long to wait if over *_WAIT_* */
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||||
#ifdef _KERNEL
|
||||
extern u_long bufmem_lowater, bufmem_hiwater; /* XXX */
|
||||
|
||||
int lfs_wait_pages(void);
|
||||
int lfs_max_pages(void);
|
||||
#endif /* _KERNEL */
|
||||
|
||||
/* How starved can we be before we start holding back page writes */
|
||||
#define LFS_STARVED_FOR_SEGS(fs) ((fs)->lfs_nclean < (fs)->lfs_resvseg)
|
||||
|
||||
/*
|
||||
* Reserved blocks for lfs_malloc
|
||||
*/
|
||||
|
||||
/* Structure to keep reserved blocks */
|
||||
typedef struct lfs_res_blk {
|
||||
void *p;
|
||||
LIST_ENTRY(lfs_res_blk) res;
|
||||
int size;
|
||||
char inuse;
|
||||
} res_t;
|
||||
|
||||
/* Types for lfs_newbuf and lfs_malloc */
|
||||
#define LFS_NB_UNKNOWN -1
|
||||
#define LFS_NB_SUMMARY 0
|
||||
#define LFS_NB_SBLOCK 1
|
||||
#define LFS_NB_IBLOCK 2
|
||||
#define LFS_NB_CLUSTER 3
|
||||
#define LFS_NB_CLEAN 4
|
||||
#define LFS_NB_BLKIOV 5
|
||||
#define LFS_NB_COUNT 6 /* always last */
|
||||
|
||||
/* Number of reserved memory blocks of each type */
|
||||
#define LFS_N_SUMMARIES 2
|
||||
#define LFS_N_SBLOCKS 1 /* Always 1, to throttle superblock writes */
|
||||
#define LFS_N_IBLOCKS 16 /* In theory ssize/bsize; in practice around 2 */
|
||||
#define LFS_N_CLUSTERS 16 /* In theory ssize/MAXPHYS */
|
||||
#define LFS_N_CLEAN 0
|
||||
#define LFS_N_BLKIOV 1
|
||||
|
||||
/* Total count of "large" (non-pool) types */
|
||||
#define LFS_N_TOTAL (LFS_N_SUMMARIES + LFS_N_SBLOCKS + LFS_N_IBLOCKS + \
|
||||
LFS_N_CLUSTERS + LFS_N_CLEAN + LFS_N_BLKIOV)
|
||||
|
||||
/* Counts for pool types */
|
||||
#define LFS_N_CL LFS_N_CLUSTERS
|
||||
#define LFS_N_BPP 2
|
||||
#define LFS_N_SEG 2
|
||||
|
||||
/*
|
||||
* "struct buf" associated definitions
|
||||
*/
|
||||
|
||||
/* Determine if a buffer belongs to the ifile */
|
||||
#define IS_IFILE(bp) (VTOI(bp->b_vp)->i_number == LFS_IFILE_INUM)
|
||||
|
||||
#ifdef _KERNEL
|
||||
/* This overlays the fid structure (see fstypes.h). */
|
||||
struct ulfs_ufid {
|
||||
u_int16_t ufid_len; /* Length of structure. */
|
||||
u_int16_t ufid_pad; /* Force 32-bit alignment. */
|
||||
u_int32_t ufid_ino; /* File number (ino). */
|
||||
int32_t ufid_gen; /* Generation number. */
|
||||
};
|
||||
/* Filehandle structure for exported LFSes */
|
||||
struct lfid {
|
||||
struct ulfs_ufid lfid_ufid;
|
||||
#define lfid_len lfid_ufid.ufid_len
|
||||
#define lfid_ino lfid_ufid.ufid_ino
|
||||
#define lfid_gen lfid_ufid.ufid_gen
|
||||
uint32_t lfid_ident;
|
||||
};
|
||||
#endif /* _KERNEL */
|
||||
|
||||
/* Address calculations for metadata located in the inode */
|
||||
#define S_INDIR(fs) -ULFS_NDADDR
|
||||
#define D_INDIR(fs) (S_INDIR(fs) - NINDIR(fs) - 1)
|
||||
#define T_INDIR(fs) (D_INDIR(fs) - NINDIR(fs) * NINDIR(fs) - 1)
|
||||
|
||||
/*
|
||||
* "struct vnode" associated definitions
|
||||
*/
|
||||
|
||||
/* Heuristic emptiness measure */
|
||||
#define VPISEMPTY(vp) (LIST_EMPTY(&(vp)->v_dirtyblkhd) && \
|
||||
!(vp->v_type == VREG && (vp)->v_iflag & VI_ONWORKLST) &&\
|
||||
VTOI(vp)->i_lfs_nbtree == 0)
|
||||
|
||||
#define WRITEINPROG(vp) ((vp)->v_numoutput > 0 || \
|
||||
(!LIST_EMPTY(&(vp)->v_dirtyblkhd) && \
|
||||
!(VTOI(vp)->i_flag & (IN_MODIFIED | IN_ACCESSED | IN_CLEANING))))
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#if defined(_KERNEL)
|
||||
|
||||
/*
|
||||
|
||||
Loading…
Reference in New Issue
Block a user