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Diff for /xfs-linux/xfs_rtalloc.c between versions 1.107 and 1.108

version 1.107, 2007/05/11 06:05:23 version 1.108, 2007/11/02 03:08:06
Line 73  STATIC int xfs_rtmodify_summary(xfs_moun Line 73  STATIC int xfs_rtmodify_summary(xfs_moun
  */   */
   
 /*  /*
  * xfs_lowbit32: get low bit set out of 32-bit argument, -1 if none set.  
  */  
 STATIC int  
 xfs_lowbit32(  
         __uint32_t      v)  
 {  
         if (v)  
                 return ffs(v) - 1;  
         return -1;  
 }  
   
 /*  
  * Allocate space to the bitmap or summary file, and zero it, for growfs.   * Allocate space to the bitmap or summary file, and zero it, for growfs.
  */   */
 STATIC int                              /* error */  STATIC int                              /* error */
Line 444  xfs_rtallocate_extent_near( Line 432  xfs_rtallocate_extent_near(
         }          }
         bbno = XFS_BITTOBLOCK(mp, bno);          bbno = XFS_BITTOBLOCK(mp, bno);
         i = 0;          i = 0;
           ASSERT(minlen != 0);
         log2len = xfs_highbit32(minlen);          log2len = xfs_highbit32(minlen);
         /*          /*
          * Loop over all bitmap blocks (bbno + i is current block).           * Loop over all bitmap blocks (bbno + i is current block).
Line 612  xfs_rtallocate_extent_size( Line 601  xfs_rtallocate_extent_size(
         xfs_suminfo_t   sum;            /* summary information for extents */          xfs_suminfo_t   sum;            /* summary information for extents */
   
         ASSERT(minlen % prod == 0 && maxlen % prod == 0);          ASSERT(minlen % prod == 0 && maxlen % prod == 0);
           ASSERT(maxlen != 0);
   
         /*          /*
          * Loop over all the levels starting with maxlen.           * Loop over all the levels starting with maxlen.
          * At each level, look at all the bitmap blocks, to see if there           * At each level, look at all the bitmap blocks, to see if there
Line 669  xfs_rtallocate_extent_size( Line 660  xfs_rtallocate_extent_size(
                 *rtblock = NULLRTBLOCK;                  *rtblock = NULLRTBLOCK;
                 return 0;                  return 0;
         }          }
           ASSERT(minlen != 0);
           ASSERT(maxlen != 0);
   
         /*          /*
          * Loop over sizes, from maxlen down to minlen.           * Loop over sizes, from maxlen down to minlen.
          * This time, when we do the allocations, allow smaller ones           * This time, when we do the allocations, allow smaller ones
Line 1954  xfs_growfs_rt( Line 1948  xfs_growfs_rt(
                                   nsbp->sb_blocksize * nsbp->sb_rextsize);                                    nsbp->sb_blocksize * nsbp->sb_rextsize);
                 nsbp->sb_rextents = nsbp->sb_rblocks;                  nsbp->sb_rextents = nsbp->sb_rblocks;
                 do_div(nsbp->sb_rextents, nsbp->sb_rextsize);                  do_div(nsbp->sb_rextents, nsbp->sb_rextsize);
                   ASSERT(nsbp->sb_rextents != 0);
                 nsbp->sb_rextslog = xfs_highbit32(nsbp->sb_rextents);                  nsbp->sb_rextslog = xfs_highbit32(nsbp->sb_rextents);
                 nrsumlevels = nmp->m_rsumlevels = nsbp->sb_rextslog + 1;                  nrsumlevels = nmp->m_rsumlevels = nsbp->sb_rextslog + 1;
                 nrsumsize =                  nrsumsize =
Removed from v.1.107  
changed lines
  Added in v.1.108

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