On 01/22/2014 02:17 AM, Dave Chinner wrote:
> From: Dave Chinner <dchinner@xxxxxxxxxx>
>
> It will be needed to make the repair prefetch code aware of compound
> buffers.
>
> Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
> ---
Looks Ok.
Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>
> include/libxfs.h | 8 ++++----
> libxfs/rdwr.c | 15 +++++++++------
> libxfs/trans.c | 4 ++--
> 3 files changed, 15 insertions(+), 12 deletions(-)
>
> diff --git a/include/libxfs.h b/include/libxfs.h
> index 4bf331c..2872410 100644
> --- a/include/libxfs.h
> +++ b/include/libxfs.h
> @@ -392,9 +392,9 @@ extern struct cache_operations
> libxfs_bcache_operations;
> #define libxfs_getbuf(dev, daddr, len) \
> libxfs_trace_getbuf(__FUNCTION__, __FILE__, __LINE__, \
> (dev), (daddr), (len))
> -#define libxfs_getbuf_map(dev, map, nmaps) \
> +#define libxfs_getbuf_map(dev, map, nmaps, flags) \
> libxfs_trace_getbuf_map(__FUNCTION__, __FILE__, __LINE__, \
> - (dev), (map), (nmaps))
> + (dev), (map), (nmaps), (flags))
> #define libxfs_getbuf_flags(dev, daddr, len, flags) \
> libxfs_trace_getbuf_flags(__FUNCTION__, __FILE__, __LINE__, \
> (dev), (daddr), (len), (flags))
> @@ -412,7 +412,7 @@ extern int libxfs_trace_writebuf(const char *,
> const char *, int,
> extern xfs_buf_t *libxfs_trace_getbuf(const char *, const char *, int,
> struct xfs_buftarg *, xfs_daddr_t, int);
> extern xfs_buf_t *libxfs_trace_getbuf_map(const char *, const char *, int,
> - struct xfs_buftarg *, struct xfs_buf_map *, int);
> + struct xfs_buftarg *, struct xfs_buf_map *, int, int);
> extern xfs_buf_t *libxfs_trace_getbuf_flags(const char *, const char *, int,
> struct xfs_buftarg *, xfs_daddr_t, int, unsigned int);
> extern void libxfs_trace_putbuf (const char *, const char *, int,
> @@ -427,7 +427,7 @@ extern xfs_buf_t *libxfs_readbuf_map(struct xfs_buftarg
> *, struct xfs_buf_map *,
> extern int libxfs_writebuf(xfs_buf_t *, int);
> extern xfs_buf_t *libxfs_getbuf(struct xfs_buftarg *, xfs_daddr_t, int);
> extern xfs_buf_t *libxfs_getbuf_map(struct xfs_buftarg *,
> - struct xfs_buf_map *, int);
> + struct xfs_buf_map *, int, int);
> extern xfs_buf_t *libxfs_getbuf_flags(struct xfs_buftarg *, xfs_daddr_t,
> int, unsigned int);
> extern void libxfs_putbuf (xfs_buf_t *);
> diff --git a/libxfs/rdwr.c b/libxfs/rdwr.c
> index 0219a08..bf92788 100644
> --- a/libxfs/rdwr.c
> +++ b/libxfs/rdwr.c
> @@ -203,7 +203,8 @@ xfs_buf_t *libxfs_readbuf_map(struct xfs_buftarg *,
> struct xfs_buf_map *,
> int, int, const struct xfs_buf_ops *);
> int libxfs_writebuf(xfs_buf_t *, int);
> xfs_buf_t *libxfs_getbuf(struct xfs_buftarg *, xfs_daddr_t, int);
> -xfs_buf_t *libxfs_getbuf_map(struct xfs_buftarg *, struct xfs_buf_map *,
> int);
> +xfs_buf_t *libxfs_getbuf_map(struct xfs_buftarg *, struct xfs_buf_map *,
> + int, int);
> xfs_buf_t *libxfs_getbuf_flags(struct xfs_buftarg *, xfs_daddr_t, int,
> unsigned int);
> void libxfs_putbuf (xfs_buf_t *);
> @@ -255,9 +256,10 @@ libxfs_trace_getbuf(const char *func, const char *file,
> int line,
>
> xfs_buf_t *
> libxfs_trace_getbuf_map(const char *func, const char *file, int line,
> - struct xfs_buftarg *btp, struct xfs_buf_map *map, int nmaps)
> + struct xfs_buftarg *btp, struct xfs_buf_map *map, int nmaps,
> + int flags)
> {
> - xfs_buf_t *bp = libxfs_getbuf_map(btp, map, nmaps);
> + xfs_buf_t *bp = libxfs_getbuf_map(btp, map, nmaps, flags);
> __add_trace(bp, func, file, line);
> return bp;
> }
> @@ -582,7 +584,8 @@ libxfs_getbuf(struct xfs_buftarg *btp, xfs_daddr_t blkno,
> int len)
> }
>
> struct xfs_buf *
> -libxfs_getbuf_map(struct xfs_buftarg *btp, struct xfs_buf_map *map, int
> nmaps)
> +libxfs_getbuf_map(struct xfs_buftarg *btp, struct xfs_buf_map *map,
> + int nmaps, int flags)
> {
> struct xfs_bufkey key = {0};
> int i;
> @@ -595,7 +598,7 @@ libxfs_getbuf_map(struct xfs_buftarg *btp, struct
> xfs_buf_map *map, int nmaps)
> key.map = map;
> key.nmaps = nmaps;
>
> - return __cache_lookup(&key, 0);
> + return __cache_lookup(&key, flags);
> }
>
> void
> @@ -775,7 +778,7 @@ libxfs_readbuf_map(struct xfs_buftarg *btp, struct
> xfs_buf_map *map, int nmaps,
> return libxfs_readbuf(btp, map[0].bm_bn, map[0].bm_len,
> flags, ops);
>
> - bp = libxfs_getbuf_map(btp, map, nmaps);
> + bp = libxfs_getbuf_map(btp, map, nmaps, 0);
> if (!bp)
> return NULL;
>
> diff --git a/libxfs/trans.c b/libxfs/trans.c
> index 6a05673..6c9d202 100644
> --- a/libxfs/trans.c
> +++ b/libxfs/trans.c
> @@ -511,7 +511,7 @@ libxfs_trans_get_buf_map(
> xfs_buf_log_item_t *bip;
>
> if (tp == NULL)
> - return libxfs_getbuf_map(btp, map, nmaps);
> + return libxfs_getbuf_map(btp, map, nmaps, 0);
>
> bp = xfs_trans_buf_item_match(tp, btp, map, nmaps);
> if (bp != NULL) {
> @@ -522,7 +522,7 @@ libxfs_trans_get_buf_map(
> return bp;
> }
>
> - bp = libxfs_getbuf_map(btp, map, nmaps);
> + bp = libxfs_getbuf_map(btp, map, nmaps, 0);
> if (bp == NULL)
> return NULL;
> #ifdef XACT_DEBUG
>
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