From 8cba43447e7a843cd446a73baa91fe686f01e565 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Thu, 16 Aug 2007 16:23:53 +1000 Subject: [PATCH] [XFS] clean up xfs_bmbt_set_all/xfs_bmbt_disk_set_all xfs_bmbt_set_all/xfs_bmbt_disk_set_all are identical to xfs_bmbt_set_allf/xfs_bmbt_disk_set_allf except that the former take a xfs_bmbt_irec_t and the latter take the individual extent fields as scalar values. This patch reimplements xfs_bmbt_set_all/xfs_bmbt_disk_set_all as trivial wrappers around xfs_bmbt_set_allf/xfs_bmbt_disk_set_allf and cleans up the variable naming in xfs_bmbt_set_allf/xfs_bmbt_disk_set_allf to have some meaning instead of one char variable names. SGI-PV: 968563 SGI-Modid: xfs-linux-melb:xfs-kern:29319a Signed-off-by: Christoph Hellwig Signed-off-by: David Chinner Signed-off-by: Tim Shimmin --- fs/xfs/xfs_bmap_btree.c | 250 ++++++++++++++++------------------------ 1 file changed, 99 insertions(+), 151 deletions(-) diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c index e54c71e20e0e..abe35553969b 100644 --- a/fs/xfs/xfs_bmap_btree.c +++ b/fs/xfs/xfs_bmap_btree.c @@ -2290,6 +2290,51 @@ xfs_bmbt_newroot( return 0; } +/* + * Set all the fields in a bmap extent record from the arguments. + */ +void +xfs_bmbt_set_allf( + xfs_bmbt_rec_host_t *r, + xfs_fileoff_t startoff, + xfs_fsblock_t startblock, + xfs_filblks_t blockcount, + xfs_exntst_t state) +{ + int extent_flag = (state == XFS_EXT_NORM) ? 0 : 1; + + ASSERT(state == XFS_EXT_NORM || state == XFS_EXT_UNWRITTEN); + ASSERT((startoff & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0); + ASSERT((blockcount & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0); + +#if XFS_BIG_BLKNOS + ASSERT((startblock & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0); + + r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9) | + ((xfs_bmbt_rec_base_t)startblock >> 43); + r->l1 = ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); +#else /* !XFS_BIG_BLKNOS */ + if (ISNULLSTARTBLOCK(b)) { + r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9) | + (xfs_bmbt_rec_base_t)XFS_MASK64LO(9); + r->l1 = XFS_MASK64HI(11) | + ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); + } else { + r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9); + r->l1 = ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); + } +#endif /* XFS_BIG_BLKNOS */ +} + /* * Set all the fields in a bmap extent record from the uncompressed form. */ @@ -2298,85 +2343,62 @@ xfs_bmbt_set_all( xfs_bmbt_rec_host_t *r, xfs_bmbt_irec_t *s) { - int extent_flag; - - ASSERT((s->br_state == XFS_EXT_NORM) || - (s->br_state == XFS_EXT_UNWRITTEN)); - extent_flag = (s->br_state == XFS_EXT_NORM) ? 0 : 1; - ASSERT((s->br_startoff & XFS_MASK64HI(9)) == 0); - ASSERT((s->br_blockcount & XFS_MASK64HI(43)) == 0); -#if XFS_BIG_BLKNOS - ASSERT((s->br_startblock & XFS_MASK64HI(12)) == 0); - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9) | - ((xfs_bmbt_rec_base_t)s->br_startblock >> 43); - r->l1 = ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); -#else /* !XFS_BIG_BLKNOS */ - if (ISNULLSTARTBLOCK(s->br_startblock)) { - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9) | - (xfs_bmbt_rec_base_t)XFS_MASK64LO(9); - r->l1 = XFS_MASK64HI(11) | - ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); - } else { - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9); - r->l1 = ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); - } -#endif /* XFS_BIG_BLKNOS */ + xfs_bmbt_set_allf(r, s->br_startoff, s->br_startblock, + s->br_blockcount, s->br_state); } -/* - * Set all the fields in a bmap extent record from the arguments. - */ -void -xfs_bmbt_set_allf( - xfs_bmbt_rec_host_t *r, - xfs_fileoff_t o, - xfs_fsblock_t b, - xfs_filblks_t c, - xfs_exntst_t v) -{ - int extent_flag; - - ASSERT((v == XFS_EXT_NORM) || (v == XFS_EXT_UNWRITTEN)); - extent_flag = (v == XFS_EXT_NORM) ? 0 : 1; - ASSERT((o & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0); - ASSERT((c & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0); -#if XFS_BIG_BLKNOS - ASSERT((b & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0); - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9) | - ((xfs_bmbt_rec_base_t)b >> 43); - r->l1 = ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); -#else /* !XFS_BIG_BLKNOS */ - if (ISNULLSTARTBLOCK(b)) { - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9) | - (xfs_bmbt_rec_base_t)XFS_MASK64LO(9); - r->l1 = XFS_MASK64HI(11) | - ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); - } else { - r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9); - r->l1 = ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)); - } -#endif /* XFS_BIG_BLKNOS */ -} #ifndef XFS_NATIVE_HOST +/* + * Set all the fields in a disk format bmap extent record from the arguments. + */ +void +xfs_bmbt_disk_set_allf( + xfs_bmbt_rec_t *r, + xfs_fileoff_t startoff, + xfs_fsblock_t startblock, + xfs_filblks_t blockcount, + xfs_exntst_t state) +{ + int extent_flag = (state == XFS_EXT_NORM) ? 0 : 1; + + ASSERT(state == XFS_EXT_NORM || state == XFS_EXT_UNWRITTEN); + ASSERT((startoff & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0); + ASSERT((blockcount & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0); + +#if XFS_BIG_BLKNOS + ASSERT((startblock & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0); + + INT_SET(r->l0, ARCH_CONVERT, + ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9) | + ((xfs_bmbt_rec_base_t)startblock >> 43)); + INT_SET(r->l1, ARCH_CONVERT, + ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); +#else /* !XFS_BIG_BLKNOS */ + if (ISNULLSTARTBLOCK(b)) { + INT_SET(r->l0, ARCH_CONVERT, + ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9) | + (xfs_bmbt_rec_base_t)XFS_MASK64LO(9)); + INT_SET(r->l1, ARCH_CONVERT, XFS_MASK64HI(11) | + ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); + } else { + INT_SET(r->l0, ARCH_CONVERT, + ((xfs_bmbt_rec_base_t)extent_flag << 63) | + ((xfs_bmbt_rec_base_t)startoff << 9)); + INT_SET(r->l1, ARCH_CONVERT, + ((xfs_bmbt_rec_base_t)startblock << 21) | + ((xfs_bmbt_rec_base_t)blockcount & + (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); + } +#endif /* XFS_BIG_BLKNOS */ +} + /* * Set all the fields in a bmap extent record from the uncompressed form. */ @@ -2385,82 +2407,8 @@ xfs_bmbt_disk_set_all( xfs_bmbt_rec_t *r, xfs_bmbt_irec_t *s) { - int extent_flag; - - ASSERT((s->br_state == XFS_EXT_NORM) || - (s->br_state == XFS_EXT_UNWRITTEN)); - extent_flag = (s->br_state == XFS_EXT_NORM) ? 0 : 1; - ASSERT((s->br_startoff & XFS_MASK64HI(9)) == 0); - ASSERT((s->br_blockcount & XFS_MASK64HI(43)) == 0); -#if XFS_BIG_BLKNOS - ASSERT((s->br_startblock & XFS_MASK64HI(12)) == 0); - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9) | - ((xfs_bmbt_rec_base_t)s->br_startblock >> 43)); - INT_SET(r->l1, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); -#else /* !XFS_BIG_BLKNOS */ - if (ISNULLSTARTBLOCK(s->br_startblock)) { - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9) | - (xfs_bmbt_rec_base_t)XFS_MASK64LO(9)); - INT_SET(r->l1, ARCH_CONVERT, XFS_MASK64HI(11) | - ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); - } else { - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)s->br_startoff << 9)); - INT_SET(r->l1, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | - ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); - } -#endif /* XFS_BIG_BLKNOS */ -} - -/* - * Set all the fields in a disk format bmap extent record from the arguments. - */ -void -xfs_bmbt_disk_set_allf( - xfs_bmbt_rec_t *r, - xfs_fileoff_t o, - xfs_fsblock_t b, - xfs_filblks_t c, - xfs_exntst_t v) -{ - int extent_flag; - - ASSERT((v == XFS_EXT_NORM) || (v == XFS_EXT_UNWRITTEN)); - extent_flag = (v == XFS_EXT_NORM) ? 0 : 1; - ASSERT((o & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0); - ASSERT((c & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0); -#if XFS_BIG_BLKNOS - ASSERT((b & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0); - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9) | - ((xfs_bmbt_rec_base_t)b >> 43)); - INT_SET(r->l1, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); -#else /* !XFS_BIG_BLKNOS */ - if (ISNULLSTARTBLOCK(b)) { - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9) | - (xfs_bmbt_rec_base_t)XFS_MASK64LO(9)); - INT_SET(r->l1, ARCH_CONVERT, XFS_MASK64HI(11) | - ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); - } else { - INT_SET(r->l0, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)extent_flag << 63) | - ((xfs_bmbt_rec_base_t)o << 9)); - INT_SET(r->l1, ARCH_CONVERT, ((xfs_bmbt_rec_base_t)b << 21) | - ((xfs_bmbt_rec_base_t)c & - (xfs_bmbt_rec_base_t)XFS_MASK64LO(21))); - } -#endif /* XFS_BIG_BLKNOS */ + xfs_bmbt_disk_set_allf(r, s->br_startoff, s->br_startblock, + s->br_blockcount, s->br_state); } #endif /* XFS_NATIVE_HOST */