diff options
Diffstat (limited to 'fs/xfs')
| -rw-r--r-- | fs/xfs/xfs_buf.c | 50 | ||||
| -rw-r--r-- | fs/xfs/xfs_buf.h | 3 | ||||
| -rw-r--r-- | fs/xfs/xfs_log.c | 2 |
3 files changed, 21 insertions, 34 deletions
diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 3df7d0a2b245..1f24ee5f0d7a 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -65,10 +65,6 @@ struct workqueue_struct *xfsconvertd_workqueue; #define xb_to_km(flags) \ (((flags) & XBF_DONT_BLOCK) ? KM_NOFS : KM_SLEEP) -#define xfs_buf_allocate(flags) \ - kmem_zone_alloc(xfs_buf_zone, xb_to_km(flags)) -#define xfs_buf_deallocate(bp) \ - kmem_zone_free(xfs_buf_zone, (bp)); static inline int xfs_buf_is_vmapped( @@ -167,14 +163,19 @@ xfs_buf_stale( ASSERT(atomic_read(&bp->b_hold) >= 1); } -STATIC void -_xfs_buf_initialize( - xfs_buf_t *bp, - xfs_buftarg_t *target, +struct xfs_buf * +xfs_buf_alloc( + struct xfs_buftarg *target, xfs_off_t range_base, size_t range_length, xfs_buf_flags_t flags) { + struct xfs_buf *bp; + + bp = kmem_zone_alloc(xfs_buf_zone, xb_to_km(flags)); + if (unlikely(!bp)) + return NULL; + /* * We don't want certain flags to appear in b_flags. */ @@ -203,8 +204,9 @@ _xfs_buf_initialize( init_waitqueue_head(&bp->b_waiters); XFS_STATS_INC(xb_create); - trace_xfs_buf_init(bp, _RET_IP_); + + return bp; } /* @@ -277,7 +279,7 @@ xfs_buf_free( } else if (bp->b_flags & _XBF_KMEM) kmem_free(bp->b_addr); _xfs_buf_free_pages(bp); - xfs_buf_deallocate(bp); + kmem_zone_free(xfs_buf_zone, bp); } /* @@ -539,16 +541,14 @@ xfs_buf_get( if (likely(bp)) goto found; - new_bp = xfs_buf_allocate(flags); + new_bp = xfs_buf_alloc(target, ioff << BBSHIFT, isize << BBSHIFT, + flags); if (unlikely(!new_bp)) return NULL; - _xfs_buf_initialize(new_bp, target, - ioff << BBSHIFT, isize << BBSHIFT, flags); - bp = _xfs_buf_find(target, ioff, isize, flags, new_bp); if (!bp) { - xfs_buf_deallocate(new_bp); + kmem_zone_free(xfs_buf_zone, new_bp); return NULL; } @@ -557,7 +557,7 @@ xfs_buf_get( if (error) goto no_buffer; } else - xfs_buf_deallocate(new_bp); + kmem_zone_free(xfs_buf_zone, new_bp); /* * Now we have a workable buffer, fill in the block number so @@ -694,19 +694,6 @@ xfs_buf_read_uncached( return bp; } -xfs_buf_t * -xfs_buf_get_empty( - size_t len, - xfs_buftarg_t *target) -{ - xfs_buf_t *bp; - - bp = xfs_buf_allocate(0); - if (bp) - _xfs_buf_initialize(bp, target, 0, len, 0); - return bp; -} - /* * Return a buffer allocated as an empty buffer and associated to external * memory via xfs_buf_associate_memory() back to it's empty state. @@ -792,10 +779,9 @@ xfs_buf_get_uncached( int error, i; xfs_buf_t *bp; - bp = xfs_buf_allocate(0); + bp = xfs_buf_alloc(target, 0, len, 0); if (unlikely(bp == NULL)) goto fail; - _xfs_buf_initialize(bp, target, 0, len, 0); error = _xfs_buf_get_pages(bp, page_count, 0); if (error) @@ -823,7 +809,7 @@ xfs_buf_get_uncached( __free_page(bp->b_pages[i]); _xfs_buf_free_pages(bp); fail_free_buf: - xfs_buf_deallocate(bp); + kmem_zone_free(xfs_buf_zone, bp); fail: return NULL; } diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h index fa38401449d9..26b909417deb 100644 --- a/fs/xfs/xfs_buf.h +++ b/fs/xfs/xfs_buf.h @@ -175,7 +175,8 @@ extern xfs_buf_t *xfs_buf_get(xfs_buftarg_t *, xfs_off_t, size_t, extern xfs_buf_t *xfs_buf_read(xfs_buftarg_t *, xfs_off_t, size_t, xfs_buf_flags_t); -extern xfs_buf_t *xfs_buf_get_empty(size_t, xfs_buftarg_t *); +struct xfs_buf *xfs_buf_alloc(struct xfs_buftarg *, xfs_off_t, size_t, + xfs_buf_flags_t); extern void xfs_buf_set_empty(struct xfs_buf *bp, size_t len); extern xfs_buf_t *xfs_buf_get_uncached(struct xfs_buftarg *, size_t, int); extern int xfs_buf_associate_memory(xfs_buf_t *, void *, size_t); diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 493447dc4f55..8c9db4e5ddd2 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1047,7 +1047,7 @@ xlog_alloc_log(xfs_mount_t *mp, xlog_get_iclog_buffer_size(mp, log); error = ENOMEM; - bp = xfs_buf_get_empty(log->l_iclog_size, mp->m_logdev_targp); + bp = xfs_buf_alloc(mp->m_logdev_targp, 0, log->l_iclog_size, 0); if (!bp) goto out_free_log; bp->b_iodone = xlog_iodone; |