lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[XFS] remove unused pagebuf flags

Browse Source 
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>
This commit is contained in:
Christoph Hellwig
2005-11-02 10:21:14 +11:00
committed by Nathan Scott
parent 04d8b28416
commit 88741a95af
2 changed files with 13 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
fs/xfs/linux-2.6/xfs_buf.h
View File

@ -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), \