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-rw-r--r--fs/xfs/linux-2.6/xfs_lrw.h5
-rw-r--r--fs/xfs/xfs_mount.c10
-rw-r--r--fs/xfs/xfs_mount.h1
-rw-r--r--fs/xfs/xfs_rw.h26
4 files changed, 0 insertions, 42 deletions
diff --git a/fs/xfs/linux-2.6/xfs_lrw.h b/fs/xfs/linux-2.6/xfs_lrw.h
index 7c60a1eed88b..1ad29bae5415 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.h
+++ b/fs/xfs/linux-2.6/xfs_lrw.h
@@ -71,11 +71,6 @@ extern void xfs_inval_cached_trace(struct xfs_iocore *,
71#define xfs_inval_cached_trace(io, offset, len, first, last) 71#define xfs_inval_cached_trace(io, offset, len, first, last)
72#endif 72#endif
73 73
74/*
75 * Maximum count of bmaps used by read and write paths.
76 */
77#define XFS_MAX_RW_NBMAPS 4
78
79extern int xfs_bmap(struct bhv_desc *, xfs_off_t, ssize_t, int, 74extern int xfs_bmap(struct bhv_desc *, xfs_off_t, ssize_t, int,
80 struct xfs_iomap *, int *); 75 struct xfs_iomap *, int *);
81extern int xfsbdstrat(struct xfs_mount *, struct xfs_buf *); 76extern int xfsbdstrat(struct xfs_mount *, struct xfs_buf *);
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index a66b39805176..4458e706b1c6 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -871,16 +871,6 @@ xfs_mountfs(
871 writeio_log = mp->m_writeio_log; 871 writeio_log = mp->m_writeio_log;
872 } 872 }
873 873
874 /*
875 * Set the number of readahead buffers to use based on
876 * physical memory size.
877 */
878 if (xfs_physmem <= 4096) /* <= 16MB */
879 mp->m_nreadaheads = XFS_RW_NREADAHEAD_16MB;
880 else if (xfs_physmem <= 8192) /* <= 32MB */
881 mp->m_nreadaheads = XFS_RW_NREADAHEAD_32MB;
882 else
883 mp->m_nreadaheads = XFS_RW_NREADAHEAD_K32;
884 if (sbp->sb_blocklog > readio_log) { 874 if (sbp->sb_blocklog > readio_log) {
885 mp->m_readio_log = sbp->sb_blocklog; 875 mp->m_readio_log = sbp->sb_blocklog;
886 } else { 876 } else {
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 76ad74758696..1a5d1d360d80 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -362,7 +362,6 @@ typedef struct xfs_mount {
362 __uint8_t m_blkbb_log; /* blocklog - BBSHIFT */ 362 __uint8_t m_blkbb_log; /* blocklog - BBSHIFT */
363 __uint8_t m_agno_log; /* log #ag's */ 363 __uint8_t m_agno_log; /* log #ag's */
364 __uint8_t m_agino_log; /* #bits for agino in inum */ 364 __uint8_t m_agino_log; /* #bits for agino in inum */
365 __uint8_t m_nreadaheads; /* #readahead buffers */
366 __uint16_t m_inode_cluster_size;/* min inode buf size */ 365 __uint16_t m_inode_cluster_size;/* min inode buf size */
367 uint m_blockmask; /* sb_blocksize-1 */ 366 uint m_blockmask; /* sb_blocksize-1 */
368 uint m_blockwsize; /* sb_blocksize in words */ 367 uint m_blockwsize; /* sb_blocksize in words */
diff --git a/fs/xfs/xfs_rw.h b/fs/xfs/xfs_rw.h
index fcf28dbded7c..943bddde83c6 100644
--- a/fs/xfs/xfs_rw.h
+++ b/fs/xfs/xfs_rw.h
@@ -23,32 +23,6 @@ struct xfs_inode;
23struct xfs_mount; 23struct xfs_mount;
24 24
25/* 25/*
26 * Maximum count of bmaps used by read and write paths.
27 */
28#define XFS_MAX_RW_NBMAPS 4
29
30/*
31 * Counts of readahead buffers to use based on physical memory size.
32 * None of these should be more than XFS_MAX_RW_NBMAPS.
33 */
34#define XFS_RW_NREADAHEAD_16MB 2
35#define XFS_RW_NREADAHEAD_32MB 3
36#define XFS_RW_NREADAHEAD_K32 4
37#define XFS_RW_NREADAHEAD_K64 4
38
39/*
40 * Maximum size of a buffer that we\'ll map. Making this
41 * too big will degrade performance due to the number of
42 * pages which need to be gathered. Making it too small
43 * will prevent us from doing large I/O\'s to hardware that
44 * needs it.
45 *
46 * This is currently set to 512 KB.
47 */
48#define XFS_MAX_BMAP_LEN_BB 1024
49#define XFS_MAX_BMAP_LEN_BYTES 524288
50
51/*
52 * Convert the given file system block to a disk block. 26 * Convert the given file system block to a disk block.
53 * We have to treat it differently based on whether the 27 * We have to treat it differently based on whether the
54 * file is a real time file or not, because the bmap code 28 * file is a real time file or not, because the bmap code