diff options
Diffstat (limited to 'kernel/fs/xfs/libxfs/xfs_alloc.h')
| -rw-r--r-- | kernel/fs/xfs/libxfs/xfs_alloc.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/kernel/fs/xfs/libxfs/xfs_alloc.h b/kernel/fs/xfs/libxfs/xfs_alloc.h index d1b4b6a5c..0ecde4d5c 100644 --- a/kernel/fs/xfs/libxfs/xfs_alloc.h +++ b/kernel/fs/xfs/libxfs/xfs_alloc.h @@ -101,6 +101,7 @@ typedef struct xfs_alloc_arg { struct xfs_mount *mp; /* file system mount point */ struct xfs_buf *agbp; /* buffer for a.g. freelist header */ struct xfs_perag *pag; /* per-ag struct for this agno */ + struct xfs_inode *ip; /* for userdata zeroing method */ xfs_fsblock_t fsbno; /* file system block number */ xfs_agnumber_t agno; /* allocation group number */ xfs_agblock_t agbno; /* allocation group-relative block # */ @@ -112,27 +113,28 @@ typedef struct xfs_alloc_arg { xfs_extlen_t total; /* total blocks needed in xaction */ xfs_extlen_t alignment; /* align answer to multiple of this */ xfs_extlen_t minalignslop; /* slop for minlen+alignment calcs */ + xfs_agblock_t min_agbno; /* set an agbno range for NEAR allocs */ + xfs_agblock_t max_agbno; /* ... */ xfs_extlen_t len; /* output: actual size of extent */ xfs_alloctype_t type; /* allocation type XFS_ALLOCTYPE_... */ xfs_alloctype_t otype; /* original allocation type */ char wasdel; /* set if allocation was prev delayed */ char wasfromfl; /* set if allocation is from freelist */ char isfl; /* set if is freelist blocks - !acctg */ - char userdata; /* set if this is user data */ + char userdata; /* mask defining userdata treatment */ xfs_fsblock_t firstblock; /* io first block allocated */ } xfs_alloc_arg_t; /* * Defines for userdata */ -#define XFS_ALLOC_USERDATA 1 /* allocation is for user data*/ -#define XFS_ALLOC_INITIAL_USER_DATA 2 /* special case start of file */ +#define XFS_ALLOC_USERDATA (1 << 0)/* allocation is for user data*/ +#define XFS_ALLOC_INITIAL_USER_DATA (1 << 1)/* special case start of file */ +#define XFS_ALLOC_USERDATA_ZERO (1 << 2)/* zero extent on allocation */ -/* - * Find the length of the longest extent in an AG. - */ -xfs_extlen_t -xfs_alloc_longest_free_extent(struct xfs_mount *mp, +xfs_extlen_t xfs_alloc_longest_free_extent(struct xfs_mount *mp, + struct xfs_perag *pag, xfs_extlen_t need); +unsigned int xfs_alloc_min_freelist(struct xfs_mount *mp, struct xfs_perag *pag); /* |