diff options
Diffstat (limited to 'fs/xfs/xfs_buf.h')
-rw-r--r-- | fs/xfs/xfs_buf.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h index e65683361017..1cf21a4a9f22 100644 --- a/fs/xfs/xfs_buf.h +++ b/fs/xfs/xfs_buf.h | |||
@@ -45,6 +45,7 @@ typedef enum { | |||
45 | #define XBF_ASYNC (1 << 4) /* initiator will not wait for completion */ | 45 | #define XBF_ASYNC (1 << 4) /* initiator will not wait for completion */ |
46 | #define XBF_DONE (1 << 5) /* all pages in the buffer uptodate */ | 46 | #define XBF_DONE (1 << 5) /* all pages in the buffer uptodate */ |
47 | #define XBF_STALE (1 << 6) /* buffer has been staled, do not find it */ | 47 | #define XBF_STALE (1 << 6) /* buffer has been staled, do not find it */ |
48 | #define XBF_WRITE_FAIL (1 << 24)/* async writes have failed on this buffer */ | ||
48 | 49 | ||
49 | /* I/O hints for the BIO layer */ | 50 | /* I/O hints for the BIO layer */ |
50 | #define XBF_SYNCIO (1 << 10)/* treat this buffer as synchronous I/O */ | 51 | #define XBF_SYNCIO (1 << 10)/* treat this buffer as synchronous I/O */ |
@@ -70,6 +71,7 @@ typedef unsigned int xfs_buf_flags_t; | |||
70 | { XBF_ASYNC, "ASYNC" }, \ | 71 | { XBF_ASYNC, "ASYNC" }, \ |
71 | { XBF_DONE, "DONE" }, \ | 72 | { XBF_DONE, "DONE" }, \ |
72 | { XBF_STALE, "STALE" }, \ | 73 | { XBF_STALE, "STALE" }, \ |
74 | { XBF_WRITE_FAIL, "WRITE_FAIL" }, \ | ||
73 | { XBF_SYNCIO, "SYNCIO" }, \ | 75 | { XBF_SYNCIO, "SYNCIO" }, \ |
74 | { XBF_FUA, "FUA" }, \ | 76 | { XBF_FUA, "FUA" }, \ |
75 | { XBF_FLUSH, "FLUSH" }, \ | 77 | { XBF_FLUSH, "FLUSH" }, \ |
@@ -80,6 +82,7 @@ typedef unsigned int xfs_buf_flags_t; | |||
80 | { _XBF_DELWRI_Q, "DELWRI_Q" }, \ | 82 | { _XBF_DELWRI_Q, "DELWRI_Q" }, \ |
81 | { _XBF_COMPOUND, "COMPOUND" } | 83 | { _XBF_COMPOUND, "COMPOUND" } |
82 | 84 | ||
85 | |||
83 | /* | 86 | /* |
84 | * Internal state flags. | 87 | * Internal state flags. |
85 | */ | 88 | */ |
@@ -269,9 +272,6 @@ extern void xfs_buf_unlock(xfs_buf_t *); | |||
269 | 272 | ||
270 | /* Buffer Read and Write Routines */ | 273 | /* Buffer Read and Write Routines */ |
271 | extern int xfs_bwrite(struct xfs_buf *bp); | 274 | extern int xfs_bwrite(struct xfs_buf *bp); |
272 | |||
273 | extern void xfsbdstrat(struct xfs_mount *, struct xfs_buf *); | ||
274 | |||
275 | extern void xfs_buf_ioend(xfs_buf_t *, int); | 275 | extern void xfs_buf_ioend(xfs_buf_t *, int); |
276 | extern void xfs_buf_ioerror(xfs_buf_t *, int); | 276 | extern void xfs_buf_ioerror(xfs_buf_t *, int); |
277 | extern void xfs_buf_ioerror_alert(struct xfs_buf *, const char *func); | 277 | extern void xfs_buf_ioerror_alert(struct xfs_buf *, const char *func); |
@@ -282,6 +282,8 @@ extern void xfs_buf_iomove(xfs_buf_t *, size_t, size_t, void *, | |||
282 | #define xfs_buf_zero(bp, off, len) \ | 282 | #define xfs_buf_zero(bp, off, len) \ |
283 | xfs_buf_iomove((bp), (off), (len), NULL, XBRW_ZERO) | 283 | xfs_buf_iomove((bp), (off), (len), NULL, XBRW_ZERO) |
284 | 284 | ||
285 | extern int xfs_bioerror_relse(struct xfs_buf *); | ||
286 | |||
285 | static inline int xfs_buf_geterror(xfs_buf_t *bp) | 287 | static inline int xfs_buf_geterror(xfs_buf_t *bp) |
286 | { | 288 | { |
287 | return bp ? bp->b_error : ENOMEM; | 289 | return bp ? bp->b_error : ENOMEM; |
@@ -301,7 +303,8 @@ extern void xfs_buf_terminate(void); | |||
301 | 303 | ||
302 | #define XFS_BUF_ZEROFLAGS(bp) \ | 304 | #define XFS_BUF_ZEROFLAGS(bp) \ |
303 | ((bp)->b_flags &= ~(XBF_READ|XBF_WRITE|XBF_ASYNC| \ | 305 | ((bp)->b_flags &= ~(XBF_READ|XBF_WRITE|XBF_ASYNC| \ |
304 | XBF_SYNCIO|XBF_FUA|XBF_FLUSH)) | 306 | XBF_SYNCIO|XBF_FUA|XBF_FLUSH| \ |
307 | XBF_WRITE_FAIL)) | ||
305 | 308 | ||
306 | void xfs_buf_stale(struct xfs_buf *bp); | 309 | void xfs_buf_stale(struct xfs_buf *bp); |
307 | #define XFS_BUF_UNSTALE(bp) ((bp)->b_flags &= ~XBF_STALE) | 310 | #define XFS_BUF_UNSTALE(bp) ((bp)->b_flags &= ~XBF_STALE) |