diff options
Diffstat (limited to '')
| -rw-r--r-- | fs/xfs/libxfs/xfs_dir2_sf.c (renamed from fs/xfs/xfs_dir2_sf.c) | 75 |
1 files changed, 23 insertions, 52 deletions
diff --git a/fs/xfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c index 53c3be619db5..5079e051ef08 100644 --- a/fs/xfs/xfs_dir2_sf.c +++ b/fs/xfs/libxfs/xfs_dir2_sf.c @@ -51,10 +51,9 @@ static void xfs_dir2_sf_check(xfs_da_args_t *args); #else #define xfs_dir2_sf_check(args) #endif /* DEBUG */ -#if XFS_BIG_INUMS + static void xfs_dir2_sf_toino4(xfs_da_args_t *args); static void xfs_dir2_sf_toino8(xfs_da_args_t *args); -#endif /* XFS_BIG_INUMS */ /* * Given a block directory (dp/block), calculate its size as a shortform (sf) @@ -117,10 +116,10 @@ xfs_dir2_block_sfsize( isdotdot = dep->namelen == 2 && dep->name[0] == '.' && dep->name[1] == '.'; -#if XFS_BIG_INUMS + if (!isdot) i8count += be64_to_cpu(dep->inumber) > XFS_DIR2_MAX_SHORT_INUM; -#endif + /* take into account the file type field */ if (!isdot && !isdotdot) { count++; @@ -251,7 +250,7 @@ xfs_dir2_block_to_sf( logflags = XFS_ILOG_CORE; error = xfs_dir2_shrink_inode(args, args->geo->datablk, bp); if (error) { - ASSERT(error != ENOSPC); + ASSERT(error != -ENOSPC); goto out; } @@ -299,7 +298,7 @@ xfs_dir2_sf_addname( trace_xfs_dir2_sf_addname(args); - ASSERT(xfs_dir2_sf_lookup(args) == ENOENT); + ASSERT(xfs_dir2_sf_lookup(args) == -ENOENT); dp = args->dp; ASSERT(dp->i_df.if_flags & XFS_IFINLINE); /* @@ -307,7 +306,7 @@ xfs_dir2_sf_addname( */ if (dp->i_d.di_size < offsetof(xfs_dir2_sf_hdr_t, parent)) { ASSERT(XFS_FORCED_SHUTDOWN(dp->i_mount)); - return XFS_ERROR(EIO); + return -EIO; } ASSERT(dp->i_df.if_bytes == dp->i_d.di_size); ASSERT(dp->i_df.if_u1.if_data != NULL); @@ -318,7 +317,7 @@ xfs_dir2_sf_addname( */ incr_isize = dp->d_ops->sf_entsize(sfp, args->namelen); objchange = 0; -#if XFS_BIG_INUMS + /* * Do we have to change to 8 byte inodes? */ @@ -332,7 +331,7 @@ xfs_dir2_sf_addname( (uint)sizeof(xfs_dir2_ino4_t)); objchange = 1; } -#endif + new_isize = (int)dp->i_d.di_size + incr_isize; /* * Won't fit as shortform any more (due to size), @@ -345,7 +344,7 @@ xfs_dir2_sf_addname( * Just checking or no space reservation, it doesn't fit. */ if ((args->op_flags & XFS_DA_OP_JUSTCHECK) || args->total == 0) - return XFS_ERROR(ENOSPC); + return -ENOSPC; /* * Convert to block form then add the name. */ @@ -370,10 +369,8 @@ xfs_dir2_sf_addname( */ else { ASSERT(pick == 2); -#if XFS_BIG_INUMS if (objchange) xfs_dir2_sf_toino8(args); -#endif xfs_dir2_sf_addname_hard(args, objchange, new_isize); } xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE | XFS_ILOG_DDATA); @@ -425,10 +422,8 @@ xfs_dir2_sf_addname_easy( * Update the header and inode. */ sfp->count++; -#if XFS_BIG_INUMS if (args->inumber > XFS_DIR2_MAX_SHORT_INUM) sfp->i8count++; -#endif dp->i_d.di_size = new_isize; xfs_dir2_sf_check(args); } @@ -516,10 +511,8 @@ xfs_dir2_sf_addname_hard( dp->d_ops->sf_put_ino(sfp, sfep, args->inumber); dp->d_ops->sf_put_ftype(sfep, args->filetype); sfp->count++; -#if XFS_BIG_INUMS if (args->inumber > XFS_DIR2_MAX_SHORT_INUM && !objchange) sfp->i8count++; -#endif /* * If there's more left to copy, do that. */ @@ -593,13 +586,8 @@ xfs_dir2_sf_addname_pick( /* * If changing the inode number size, do it the hard way. */ -#if XFS_BIG_INUMS - if (objchange) { + if (objchange) return 2; - } -#else - ASSERT(objchange == 0); -#endif /* * If it won't fit at the end then do it the hard way (use the hole). */ @@ -650,7 +638,6 @@ xfs_dir2_sf_check( ASSERT(dp->d_ops->sf_get_ftype(sfep) < XFS_DIR3_FT_MAX); } ASSERT(i8count == sfp->i8count); - ASSERT(XFS_BIG_INUMS || i8count == 0); ASSERT((char *)sfep - (char *)sfp == dp->i_d.di_size); ASSERT(offset + (sfp->count + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t) + @@ -738,7 +725,7 @@ xfs_dir2_sf_lookup( */ if (dp->i_d.di_size < offsetof(xfs_dir2_sf_hdr_t, parent)) { ASSERT(XFS_FORCED_SHUTDOWN(dp->i_mount)); - return XFS_ERROR(EIO); + return -EIO; } ASSERT(dp->i_df.if_bytes == dp->i_d.di_size); ASSERT(dp->i_df.if_u1.if_data != NULL); @@ -751,7 +738,7 @@ xfs_dir2_sf_lookup( args->inumber = dp->i_ino; args->cmpresult = XFS_CMP_EXACT; args->filetype = XFS_DIR3_FT_DIR; - return XFS_ERROR(EEXIST); + return -EEXIST; } /* * Special case for .. @@ -761,7 +748,7 @@ xfs_dir2_sf_lookup( args->inumber = dp->d_ops->sf_get_parent_ino(sfp); args->cmpresult = XFS_CMP_EXACT; args->filetype = XFS_DIR3_FT_DIR; - return XFS_ERROR(EEXIST); + return -EEXIST; } /* * Loop over all the entries trying to match ours. @@ -781,20 +768,20 @@ xfs_dir2_sf_lookup( args->inumber = dp->d_ops->sf_get_ino(sfp, sfep); args->filetype = dp->d_ops->sf_get_ftype(sfep); if (cmp == XFS_CMP_EXACT) - return XFS_ERROR(EEXIST); + return -EEXIST; ci_sfep = sfep; } } ASSERT(args->op_flags & XFS_DA_OP_OKNOENT); /* * Here, we can only be doing a lookup (not a rename or replace). - * If a case-insensitive match was not found, return ENOENT. + * If a case-insensitive match was not found, return -ENOENT. */ if (!ci_sfep) - return XFS_ERROR(ENOENT); + return -ENOENT; /* otherwise process the CI match as required by the caller */ error = xfs_dir_cilookup_result(args, ci_sfep->name, ci_sfep->namelen); - return XFS_ERROR(error); + return error; } /* @@ -824,7 +811,7 @@ xfs_dir2_sf_removename( */ if (oldsize < offsetof(xfs_dir2_sf_hdr_t, parent)) { ASSERT(XFS_FORCED_SHUTDOWN(dp->i_mount)); - return XFS_ERROR(EIO); + return -EIO; } ASSERT(dp->i_df.if_bytes == oldsize); ASSERT(dp->i_df.if_u1.if_data != NULL); @@ -847,7 +834,7 @@ xfs_dir2_sf_removename( * Didn't find it. */ if (i == sfp->count) - return XFS_ERROR(ENOENT); + return -ENOENT; /* * Calculate sizes. */ @@ -870,7 +857,6 @@ xfs_dir2_sf_removename( */ xfs_idata_realloc(dp, newsize - oldsize, XFS_DATA_FORK); sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data; -#if XFS_BIG_INUMS /* * Are we changing inode number size? */ @@ -880,7 +866,6 @@ xfs_dir2_sf_removename( else sfp->i8count--; } -#endif xfs_dir2_sf_check(args); xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE | XFS_ILOG_DDATA); return 0; @@ -895,12 +880,8 @@ xfs_dir2_sf_replace( { xfs_inode_t *dp; /* incore directory inode */ int i; /* entry index */ -#if XFS_BIG_INUMS || defined(DEBUG) xfs_ino_t ino=0; /* entry old inode number */ -#endif -#if XFS_BIG_INUMS int i8elevated; /* sf_toino8 set i8count=1 */ -#endif xfs_dir2_sf_entry_t *sfep; /* shortform directory entry */ xfs_dir2_sf_hdr_t *sfp; /* shortform structure */ @@ -914,13 +895,13 @@ xfs_dir2_sf_replace( */ if (dp->i_d.di_size < offsetof(xfs_dir2_sf_hdr_t, parent)) { ASSERT(XFS_FORCED_SHUTDOWN(dp->i_mount)); - return XFS_ERROR(EIO); + return -EIO; } ASSERT(dp->i_df.if_bytes == dp->i_d.di_size); ASSERT(dp->i_df.if_u1.if_data != NULL); sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data; ASSERT(dp->i_d.di_size >= xfs_dir2_sf_hdr_size(sfp->i8count)); -#if XFS_BIG_INUMS + /* * New inode number is large, and need to convert to 8-byte inodes. */ @@ -951,17 +932,15 @@ xfs_dir2_sf_replace( sfp = (xfs_dir2_sf_hdr_t *)dp->i_df.if_u1.if_data; } else i8elevated = 0; -#endif + ASSERT(args->namelen != 1 || args->name[0] != '.'); /* * Replace ..'s entry. */ if (args->namelen == 2 && args->name[0] == '.' && args->name[1] == '.') { -#if XFS_BIG_INUMS || defined(DEBUG) ino = dp->d_ops->sf_get_parent_ino(sfp); ASSERT(args->inumber != ino); -#endif dp->d_ops->sf_put_parent_ino(sfp, args->inumber); } /* @@ -972,10 +951,8 @@ xfs_dir2_sf_replace( i++, sfep = dp->d_ops->sf_nextentry(sfp, sfep)) { if (xfs_da_compname(args, sfep->name, sfep->namelen) == XFS_CMP_EXACT) { -#if XFS_BIG_INUMS || defined(DEBUG) ino = dp->d_ops->sf_get_ino(sfp, sfep); ASSERT(args->inumber != ino); -#endif dp->d_ops->sf_put_ino(sfp, sfep, args->inumber); dp->d_ops->sf_put_ftype(sfep, args->filetype); break; @@ -986,14 +963,11 @@ xfs_dir2_sf_replace( */ if (i == sfp->count) { ASSERT(args->op_flags & XFS_DA_OP_OKNOENT); -#if XFS_BIG_INUMS if (i8elevated) xfs_dir2_sf_toino4(args); -#endif - return XFS_ERROR(ENOENT); + return -ENOENT; } } -#if XFS_BIG_INUMS /* * See if the old number was large, the new number is small. */ @@ -1020,13 +994,11 @@ xfs_dir2_sf_replace( if (!i8elevated) sfp->i8count++; } -#endif xfs_dir2_sf_check(args); xfs_trans_log_inode(args->trans, dp, XFS_ILOG_DDATA); return 0; } -#if XFS_BIG_INUMS /* * Convert from 8-byte inode numbers to 4-byte inode numbers. * The last 8-byte inode number is gone, but the count is still 1. @@ -1181,4 +1153,3 @@ xfs_dir2_sf_toino8( dp->i_d.di_size = newsize; xfs_trans_log_inode(args->trans, dp, XFS_ILOG_CORE | XFS_ILOG_DDATA); } -#endif /* XFS_BIG_INUMS */ |