diff options
Diffstat (limited to 'fs/xfs/xfs_trans.h')
-rw-r--r-- | fs/xfs/xfs_trans.h | 120 |
1 files changed, 59 insertions, 61 deletions
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h index 0f333fb..6381669 100644 --- a/fs/xfs/xfs_trans.h +++ b/fs/xfs/xfs_trans.h @@ -234,68 +234,67 @@ typedef struct xfs_log_item_chunk { * lic_unused to the right value (0 matches all free). The * lic_descs.lid_index values are set up as each desc is allocated. */ -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_INIT) -void xfs_lic_init(xfs_log_item_chunk_t *cp); #define XFS_LIC_INIT(cp) xfs_lic_init(cp) -#else -#define XFS_LIC_INIT(cp) ((cp)->lic_free = XFS_LIC_FREEMASK) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_INIT_SLOT) -void xfs_lic_init_slot(xfs_log_item_chunk_t *cp, int slot); +static inline void xfs_lic_init(xfs_log_item_chunk_t *cp) +{ + cp->lic_free = XFS_LIC_FREEMASK; +} + #define XFS_LIC_INIT_SLOT(cp,slot) xfs_lic_init_slot(cp, slot) -#else -#define XFS_LIC_INIT_SLOT(cp,slot) \ - ((cp)->lic_descs[slot].lid_index = (unsigned char)(slot)) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_VACANCY) -int xfs_lic_vacancy(xfs_log_item_chunk_t *cp); +static inline void xfs_lic_init_slot(xfs_log_item_chunk_t *cp, int slot) +{ + cp->lic_descs[slot].lid_index = (unsigned char)(slot); +} + #define XFS_LIC_VACANCY(cp) xfs_lic_vacancy(cp) -#else -#define XFS_LIC_VACANCY(cp) (((cp)->lic_free) & XFS_LIC_FREEMASK) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_ALL_FREE) -void xfs_lic_all_free(xfs_log_item_chunk_t *cp); +static inline int xfs_lic_vacancy(xfs_log_item_chunk_t *cp) +{ + return cp->lic_free & XFS_LIC_FREEMASK; +} + #define XFS_LIC_ALL_FREE(cp) xfs_lic_all_free(cp) -#else -#define XFS_LIC_ALL_FREE(cp) ((cp)->lic_free = XFS_LIC_FREEMASK) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_ARE_ALL_FREE) -int xfs_lic_are_all_free(xfs_log_item_chunk_t *cp); +static inline void xfs_lic_all_free(xfs_log_item_chunk_t *cp) +{ + cp->lic_free = XFS_LIC_FREEMASK; +} + #define XFS_LIC_ARE_ALL_FREE(cp) xfs_lic_are_all_free(cp) -#else -#define XFS_LIC_ARE_ALL_FREE(cp) (((cp)->lic_free & XFS_LIC_FREEMASK) ==\ - XFS_LIC_FREEMASK) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_ISFREE) -int xfs_lic_isfree(xfs_log_item_chunk_t *cp, int slot); +static inline int xfs_lic_are_all_free(xfs_log_item_chunk_t *cp) +{ + return ((cp->lic_free & XFS_LIC_FREEMASK) == XFS_LIC_FREEMASK); +} + #define XFS_LIC_ISFREE(cp,slot) xfs_lic_isfree(cp,slot) -#else -#define XFS_LIC_ISFREE(cp,slot) ((cp)->lic_free & (1 << (slot))) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_CLAIM) -void xfs_lic_claim(xfs_log_item_chunk_t *cp, int slot); +static inline int xfs_lic_isfree(xfs_log_item_chunk_t *cp, int slot) +{ + return (cp->lic_free & (1 << slot)); +} + #define XFS_LIC_CLAIM(cp,slot) xfs_lic_claim(cp,slot) -#else -#define XFS_LIC_CLAIM(cp,slot) ((cp)->lic_free &= ~(1 << (slot))) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_RELSE) -void xfs_lic_relse(xfs_log_item_chunk_t *cp, int slot); +static inline void xfs_lic_claim(xfs_log_item_chunk_t *cp, int slot) +{ + cp->lic_free &= ~(1 << slot); +} + #define XFS_LIC_RELSE(cp,slot) xfs_lic_relse(cp,slot) -#else -#define XFS_LIC_RELSE(cp,slot) ((cp)->lic_free |= 1 << (slot)) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_SLOT) -xfs_log_item_desc_t *xfs_lic_slot(xfs_log_item_chunk_t *cp, int slot); +static inline void xfs_lic_relse(xfs_log_item_chunk_t *cp, int slot) +{ + cp->lic_free |= 1 << slot; +} + #define XFS_LIC_SLOT(cp,slot) xfs_lic_slot(cp,slot) -#else -#define XFS_LIC_SLOT(cp,slot) (&((cp)->lic_descs[slot])) -#endif -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_DESC_TO_SLOT) -int xfs_lic_desc_to_slot(xfs_log_item_desc_t *dp); +static inline xfs_log_item_desc_t * +xfs_lic_slot(xfs_log_item_chunk_t *cp, int slot) +{ + return &(cp->lic_descs[slot]); +} + #define XFS_LIC_DESC_TO_SLOT(dp) xfs_lic_desc_to_slot(dp) -#else -#define XFS_LIC_DESC_TO_SLOT(dp) ((uint)((dp)->lid_index)) -#endif +static inline int xfs_lic_desc_to_slot(xfs_log_item_desc_t *dp) +{ + return (uint)dp->lid_index; +} + /* * Calculate the address of a chunk given a descriptor pointer: * dp - dp->lid_index give the address of the start of the lic_descs array. @@ -303,15 +302,14 @@ int xfs_lic_desc_to_slot(xfs_log_item_desc_t *dp); * All of this yields the address of the chunk, which is * cast to a chunk pointer. */ -#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_LIC_DESC_TO_CHUNK) -xfs_log_item_chunk_t *xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp); #define XFS_LIC_DESC_TO_CHUNK(dp) xfs_lic_desc_to_chunk(dp) -#else -#define XFS_LIC_DESC_TO_CHUNK(dp) ((xfs_log_item_chunk_t*) \ - (((xfs_caddr_t)((dp) - (dp)->lid_index)) -\ - (xfs_caddr_t)(((xfs_log_item_chunk_t*) \ - 0)->lic_descs))) -#endif +static inline xfs_log_item_chunk_t * +xfs_lic_desc_to_chunk(xfs_log_item_desc_t *dp) +{ + return (xfs_log_item_chunk_t*) \ + (((xfs_caddr_t)((dp) - (dp)->lid_index)) - \ + (xfs_caddr_t)(((xfs_log_item_chunk_t*)0)->lic_descs)); +} #ifdef __KERNEL__ /* @@ -328,7 +326,7 @@ typedef struct xfs_log_busy_slot { #define XFS_LBC_NUM_SLOTS 31 typedef struct xfs_log_busy_chunk { struct xfs_log_busy_chunk *lbc_next; - uint lbc_free; /* bitmask of free slots */ + uint lbc_free; /* free slots bitmask */ ushort lbc_unused; /* first unused */ xfs_log_busy_slot_t lbc_busy[XFS_LBC_NUM_SLOTS]; } xfs_log_busy_chunk_t; |