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authorChristoph Hellwig <hch@sgi.com>2005-11-02 10:21:14 +1100
committerNathan Scott <nathans@sgi.com>2005-11-02 10:21:14 +1100
commit88741a95af0ecf3a745051bdc1d16897d3990cec (patch)
treee5a77a0b6e71629e299e161c39294760cc07e6a7 /fs/xfs/linux-2.6/xfs_buf.h
parent04d8b2841630b793919cc1ece9e77ac4de338c9e (diff)
[XFS] remove unused pagebuf flags
SGI-PV: 908809 SGI-Modid: xfs-linux:xfs-kern:198656a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_buf.h')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h22
1 files changed, 6 insertions, 16 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index 67c19f79923..39c8ca12253 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -69,14 +69,11 @@ typedef enum page_buf_flags_e { /* pb_flags values */
PBF_READ = (1 << 0), /* buffer intended for reading from device */
PBF_WRITE = (1 << 1), /* buffer intended for writing to device */
PBF_MAPPED = (1 << 2), /* buffer mapped (pb_addr valid) */
- PBF_PARTIAL = (1 << 3), /* buffer partially read */
PBF_ASYNC = (1 << 4), /* initiator will not wait for completion */
PBF_NONE = (1 << 5), /* buffer not read at all */
PBF_DELWRI = (1 << 6), /* buffer has dirty pages */
PBF_STALE = (1 << 7), /* buffer has been staled, do not find it */
PBF_FS_MANAGED = (1 << 8), /* filesystem controls freeing memory */
- PBF_FS_DATAIOD = (1 << 9), /* schedule IO completion on fs datad */
- PBF_FORCEIO = (1 << 10), /* ignore any cache state */
PBF_FLUSH = (1 << 11), /* flush disk write cache */
PBF_READ_AHEAD = (1 << 12), /* asynchronous read-ahead */
@@ -92,9 +89,6 @@ typedef enum page_buf_flags_e { /* pb_flags values */
_PBF_DELWRI_Q = (1 << 21), /* buffer on delwri queue */
} page_buf_flags_t;
-#define PBF_UPDATE (PBF_READ | PBF_WRITE)
-#define PBF_NOT_DONE(pb) (((pb)->pb_flags & (PBF_PARTIAL|PBF_NONE)) != 0)
-#define PBF_DONE(pb) (((pb)->pb_flags & (PBF_PARTIAL|PBF_NONE)) == 0)
typedef struct xfs_bufhash {
struct list_head bh_list;
@@ -258,7 +252,6 @@ extern void pagebuf_unlock( /* unlock buffer */
extern void pagebuf_iodone( /* mark buffer I/O complete */
xfs_buf_t *, /* buffer to mark */
- int, /* use data/log helper thread. */
int); /* run completion locally, or in
* a helper thread. */
@@ -378,12 +371,12 @@ extern void pagebuf_trace(
#define XFS_BUF_GETERROR(x) pagebuf_geterror(x)
#define XFS_BUF_ISERROR(x) (pagebuf_geterror(x)?1:0)
-#define XFS_BUF_DONE(x) ((x)->pb_flags &= ~(PBF_PARTIAL|PBF_NONE))
-#define XFS_BUF_UNDONE(x) ((x)->pb_flags |= PBF_PARTIAL|PBF_NONE)
-#define XFS_BUF_ISDONE(x) (!(PBF_NOT_DONE(x)))
+#define XFS_BUF_DONE(x) ((x)->pb_flags &= ~PBF_NONE)
+#define XFS_BUF_UNDONE(x) ((x)->pb_flags |= PBF_NONE)
+#define XFS_BUF_ISDONE(x) (((x)->pb_flags & PBF_NONE) == 0)
-#define XFS_BUF_BUSY(x) ((x)->pb_flags |= PBF_FORCEIO)
-#define XFS_BUF_UNBUSY(x) ((x)->pb_flags &= ~PBF_FORCEIO)
+#define XFS_BUF_BUSY(x) do { } while (0)
+#define XFS_BUF_UNBUSY(x) do { } while (0)
#define XFS_BUF_ISBUSY(x) (1)
#define XFS_BUF_ASYNC(x) ((x)->pb_flags |= PBF_ASYNC)
@@ -412,9 +405,6 @@ extern void pagebuf_trace(
#define XFS_BUF_BP_ISMAPPED(bp) 1
-#define XFS_BUF_DATAIO(x) ((x)->pb_flags |= PBF_FS_DATAIOD)
-#define XFS_BUF_UNDATAIO(x) ((x)->pb_flags &= ~PBF_FS_DATAIOD)
-
#define XFS_BUF_IODONE_FUNC(buf) (buf)->pb_iodone
#define XFS_BUF_SET_IODONE_FUNC(buf, func) \
(buf)->pb_iodone = (func)
@@ -510,7 +500,7 @@ static inline void xfs_buf_relse(xfs_buf_t *bp)
pagebuf_trace(bp, id, NULL, (void *)__builtin_return_address(0))
#define xfs_biodone(pb) \
- pagebuf_iodone(pb, (pb->pb_flags & PBF_FS_DATAIOD), 0)
+ pagebuf_iodone(pb, 0)
#define xfs_biomove(pb, off, len, data, rw) \
pagebuf_iomove((pb), (off), (len), (data), \